最新美国发明专利
Document Document Title
US10839019B2 Sort function race
In one example, a system for a sort function race can include a processor, and a memory resource storing instructions executable by the processor to generate a plurality of variant sort functions that utilize a variant of an input from a parent sort function, that perform the plurality of variant sort functions as a plurality of separate processes, identify a variant sort function from the plurality of variant sort functions that completes a function in a shortest period of time, and receive results from the identified variant sort function.
US10839016B2 Storing metadata in a cuckoo tree
Techniques for storing block-based metadata in a storage system are provided. A method includes (a) receiving a request to write a block of data to a logical address, (b) assigning a physical address where the block of data is to be stored, (c) creating a metadata entry for the block of data, the metadata entry including the physical address, (d) storing a key-value pair within a sorted key-value structure (SKVS) of an ordered plurality of SKVSes, each SKVS having a unique identifier, the key-value pair including the logical address as key and the metadata entry as value; (e) placing an entry within a Cuckoo filter based on the key, the entry including the identifier of the SKVS in which the key-value pair was stored, and (f) subsequently accessing the data by: (1) locating the metadata entry with reference to the Cuckoo filter and (2) locating the data with reference to the physical address in the metadata entry.
US10839014B1 Multiple representations of a user in an embedding space
In one embodiment, a method includes preparing an initialized user-embedding matrix, where the user-embedding matrix includes multiple columns corresponding to a user, preparing an initialized concept-embedding matrix, constructing an interaction table representing interactions between entities, where an element (i,j) of the table indicates one or more directional interactions from an entity represented by row i to an entity represented by column j, running a training algorithm for the embeddings in the user-embedding matrix and in the concept-embedding matrix, where the training algorithm trains the embeddings such that embeddings representing entities with interactions are located nearby in the embedding space while embeddings representing entities without interactions are located far apart, and providing the embeddings in the user-embedding matrix and in the concept-embedding matrix to a downstream service.
US10839012B2 Adaptable adjacency structure for querying graph data
A method for executing a graph algorithm is provided. The method may include responding to a request from a client to execute a graph algorithm on graph data stored in a database by determining data required to execute the graph algorithm. In response to determining that a first portion of the data required to execute the graph algorithm is absent from an existing adjacency structure that includes a second portion of the data required to execute the graph algorithm, the existing adjacency structure may be modified to include the first portion of data. The graph algorithm may be executed based on the modified adjacency structure. The execution of the graph algorithm may include querying, based on the modified adjacency structure, the graph data stored in the database. Related systems and articles of manufacture, including computer program products, are also provided.
US10839011B2 Application programing interface document generator
Aspects generate application programming interface documents, wherein processors are configured to scan application programming interface code from representational state transfer request and from server-side responses, map matching application programming interface language definitions within a formal language definition database to matching language definition code values within the scanned code, and map matching object types within an application programming interface object type database to matching object code values within the scanned code. Aspects build schema definitions for the representational state transfer request that includes the matching application programming interface language definitions and object types in response to determining that the matching language definitions and object types are not included within any existing schema definition; and update existing schema definition in response to determining that the matching language definitions and object types are included within an existing schema definition.
US10839010B2 Compact visualization of query search results
Methods and arrangements for displaying results of one or more query searches. Query search results are obtained and there are determined, from the query search results, a best object type, a best instance of the best object type and one or more alternative object types, wherein determining a best object type includes consulting a collection of domain ontologies. The search results are displayed on a single screen via showing the best object type, the best instance of the best object type and the one or more alternative object types. Other variants and embodiments are broadly contemplated herein.
US10839008B2 System and method for natural language music search
Various methods and systems are provided for implementing a search engine that generates search results for a natural language description of music. A music description and categorization schema is defined to provide a common terminology and taxonomy. Music catalogs are ingested to generate a searchable catalog index. A natural language description of music is analyzed using various natural language processing techniques to generate corresponding musical features of the schema to be searched. A query string is generated from the musical features using a query term profile including one or more query term generators. A ranking score and other search result statistics are generated. Various visualizations can be provided, including a visualization of the translated search and a visualization of search results. In some embodiments, word clouds are provided to allow a user to filter search results by a selected matched feature. As such, users can efficiently review search results.
US10839002B2 Defining a collection of media content items for a relevant interest
Systems, methods, and computer-readable media for defining a collection of media content items of a media library for a relevant interest are provided.
US10839001B2 Asset genealogy tracking in digital editing systems
Information about each of the media assets that contribute to a published media composition is needed to determine attribution and contractual terms for the composition as a whole. The generation of a hierarchical asset genealogy that includes information about each of the assets that contribute to a media composition provides a mechanism for recording the full asset contribution history of a composition. The information may include asset ownership, distribution rights, asset structure, talent, and editors involved in generating the asset. For time-based compositions, it may specify which portions of an asset contribute to the composition. A report generator generates asset reports from the asset genealogy without the need to access or read the original composition, which may be represented by a proprietary compositional data model corresponding to an editing applications used to create the composition.
US10839000B2 Presentations and reports built with data analytics
A system for generating reports with dynamic business intelligence analytics and/or a static value story may collect parameters defining the scope of a report. The system may select a value story module comprising a set of static report pages for generating the report, and a business insight module comprising a set of dynamic report pages for generating the report. The value story module includes static data related to the scope of the report. The set of dynamic report pages may be generated by a job running on a data storage system. The system may arrange a set of presentation pages into a selected order, with the set of presentation pages being selected from the set of dynamic report pages and the set of static report pages. The system may generate the report in a file format with the report comprising the set of presentation pages in the selected order.
US10838999B2 Method and platform for the elevation of source data into interconnected semantic data
The present invention relates to a platform and a method for the “elevation” of sources of heterogeneous data into interconnected semantic data, the platform comprising at least one “ontology selection” module for generating semantic data, said module being formed by at least one “ontology search” layer, one “ontology quality metrics” layer and one “ontological similarity measurements” layer, a “data conversion” module for converting the format of the semantic data produced by the selection module into RDF format, a “data interconnection” module for creating links between the semantic data converted to RDF format by means of a tool set, said platform containing at least one hardware and computer architecture for executing the data “elevation” process via executable instructions.
US10838997B2 Method and device for generating text tag
The present disclosure provides a method and a device for generating a text tag. The method includes: performing keyword extraction using strategies corresponding to respective tag types on a target text, to obtain one or more candidate tags of the respective tag types for the target text, wherein the tag type includes at least one of an entity word, a segment text and a topic; performing reduplication removing between different tag types on the one or more candidate tags of the respective tag types to obtain one or more validated candidate tags; and determining one or more target tags of the target text based on the one or more validated candidate tags.
US10838996B2 Document revision change summarization
One embodiment provides a method, including: obtaining at least two documents, wherein one of the at least two documents comprises a different revision of another of the at least two documents; identifying a structure of each of the at least two documents by parsing each of the at least two documents to extract text from each of the at least two documents; aligning sections of the at least two documents, wherein the aligning comprises matching a section from one of the at least two documents and a corresponding section from another of the at least two documents; identifying at least one difference between the at least two documents; assigning a semantic label to the identified at least one difference; and providing a summary of the identified at least one difference by compressing the text surrounding the identified at least one difference using the assigned semantic label.
US10838993B2 Augment politeness in question answer systems
An approach is provided to receive, at a question answering (QA) system, a question and identify a politeness corresponding to a number of terms corresponding to the question that are included in a corpus of the QA system. The approach identifies the politeness of one or more terms included in each of a set of candidate answers responsive to the question. Finally, the approach scores each of the candidate answers, with the scoring being based, in part, on the politeness identified for each of the terms.
US10838991B2 Detecting an event from signals in a listening area
The present invention extends to methods, systems, and computer program products for detecting an event. A listening area is monitored based on detecting a potential event from a dimensionally reduced signal, based on characteristics of a dimensionally reduced signal, or based on a signal pattern anomaly. A geo cell database is queried with search terms derived from one or more normalized signals. A geo cell subset is returned from the geo cell database. The listening area is formed from the geo cells included in the geo cell subset and monitored for additional signals. An event is detected and/or validated (or rejected) based on the additional dimensionally reduced signal.
US10838990B1 System and method for improving data compression of a storage system using coarse and fine grained similarity
Techniques for improving data compression of a storage system using coarse and fine grained similarity are described herein. According to one embodiment, region sketches for a plurality of regions of the set of data are generated, each region storing a plurality of data chunks. A region sketch index having a plurality of entries is maintained, each corresponding to one of the region sketches of the regions. The entries of the region sketch index are sorted based on the sketches of the regions, such that regions with an identical region sketch are positioned adjacent to each other within the region sketch index, representing similar regions. The data chunks of the similar regions that are identified based on the sorted entries of the region sketch index are reorganized to improve data compression of the data chunks of the similar regions.
US10838985B2 Item recommendation method, device, and system
An item recommendation system includes a candidate item database system, a communication module, and a processor. Candidate items to be recommended to a user are stored in the candidate item database system in association with the access items accessed by the user. The communication module acquires one or more access items accessed by the user recently. The processor acquires one or more candidate items and correlation indexes thereof from the candidate item database system based on the one or more access items, and generates an item recommendation list, wherein the item recommendation list comprises the one or more candidate items and recommendation weights thereof, and the recommendation weights are determined based on the correlation indexes.
US10838984B2 Browse node creation using frequent pattern mining
A browse node page is addressed by its path. As a result, a web crawler may be more likely to find the browse node than the corresponding parameter-based search page. The browse node may be further distinguished from a search result page by the use of a title or header metatag that indicates information about the browse node and distinguishes the browse node from a general search result page. The number of combinations of keywords, categories, and key-value pairs makes the creation of a browse node for every possible combination prohibitive in all but the simplest applications. Methods and systems to identify which search result pages should be converted to browse nodes are disclosed herein.
US10838980B2 Asynchronous collector objects
A method may include generating, for a first time period having a first length, an instance of a collector object. The collector object may be configured to collect values over time periods having the first length. The instance of the collector object may be updated based on one or more values from a first record. The first record may store values collected over a second time period having a second length. A valuation operation may be performed based at least on the first instance of the collector object. The performance of the valuation operation may require values spanning at least one time period having the first length. Related systems and articles of manufacture, including computer program products, are also provided.
US10838977B2 Key-value replication with consensus protocol
A replicated key-value store is implemented using a “last-write-wins” consensus protocol. To improve throughput and latency in cross-data-center configurations, a system deploys a cross-cluster, learner-only member to a cluster of nodes (e.g., a data center). The cross-cluster, learner-only member submits key-values received at local leader members to remote clusters. Conflicts between the key-values and initial values at the remote clusters are resolved using a “last-write-wins” consensus protocol.
US10838976B2 Paleo fossil and sedimentary structure data mining and datum for biostratigraphy
A dataset is generated in a database using standardized paleo-fossil and sedimentary information. Analytical operations are executed on the generated dataset. A reservoir zone thickness of a stratigraphic zone is determined based on a result of the analytical operations, where the analytical operations determine a starting occurrence and an ending occurrence of a one or more particular paleo-fossils, and where the starting occurrence and ending occurrence is used to define boundaries of the stratigraphic zone and to determine the reservoir zone thickness. A fault and fracture analysis is performed based on a result of the analytical operations. In real-time, at least one action of a hydrocarbon recovery drill is controlled, where control of the at least one action is based upon geological datum and the determined reservoir zone thickness or predictions based on the result of the fault and fracture analysis.
US10838972B2 Storing service items in association with views
Systems, methods, and software are described herein to support view-based storage. A service application that provides a user interface to a service receives data communicated by the service and identifies at least a service item to present in at least one of various views rendered in the user interface. The service application then identifies with which of the views to associate the service item and stores the service item in association with an identified view or views.
US10838971B2 Method and system for an ontology, including a representation of unified medical language system (UMLS) using simple knowledge organization system (SKOS)
Embodiments of an informatics platform where collected data can be normalized, integrated and mapped to a knowledge source, such as medical vocabulary systems are disclosed. One example of such a knowledge source is Unified Medical Language System (UMLS) which is a knowledge source for biomedical applications. Embodiments as depicted herein may provided a method to convert the desired information from UMLS into an ontology representation to allow for its use in conjunction with an informatics system.
US10838964B2 Supporting a join operation against multiple NoSQL databases
Provided are techniques for supporting a join operation against multiple NoSQL databases. A search request with a field and a value for the field is received, wherein the search request is to be issued against a plurality of database divisions formed from NoSQL databases. A simple database search is performed against a structured index to generate a first result set. An extended database search is performed against a linear database division index to generate a second result set by: identifying a relationship for the field that identifies related fields and identifying documents for the field and the related fields using a linear database division index. The first result set and the second result set are merged to form a merged result set of documents. The documents from the merged result set are displayed in response to the search request.
US10838960B2 Data analytics platform over parallel databases and distributed file systems
Performing data analytics processing in the context of a large scale distributed system that includes a massively parallel processing (MPP) database and a distributed storage layer is disclosed. In various embodiments, a data analytics request is received. A plan is created to generate a response to the request. A corresponding portion of the plan is assigned to each of a plurality of distributed processing segments, including by invoking as indicated in the assignment one or more data analytical functions embedded in the processing segment.
US10838959B2 Harmonized structured query language and non-structured query language query processing
A method can include: generating a query execution plan for a query including a plurality of operations that operate on data from a relational database and data from a non-structured query language (NoSQL) database, the generating comprising optimizing the query by: identifying a first operation that operate on data from the relational database and an intermediate result output by a second operation, the second operation outputting the intermediate result by operating on the data from the NoSQL database; and determining a fixed datatype for the intermediate result, an indication of the fixed datatype being included in the query execution plan; and executing, based on the query execution plan, the query, the executing of the query comprising converting the intermediate result to the fixed datatype, the converting enabling the first operation to operate on the intermediate result output by the second operation along with the data from the relational database.
US10838955B2 Systems and methods for metadata-driven command processor and structured program transfer protocol
Systems and methods for appliance remote control from a mobile device by transporting and processing control systems, settings, and events within nested two-dimensional arrays. In an embodiment, a mobile device requests, receives, and processes a control system from an appliance to render the appliance's control panel on the mobile device's display. A setting change on the appliance's control panel rendered on mobile device's display is sent to the appliance to change its state to reflect the setting change.
US10838954B1 Identifying user content
This disclosure describes, in part, techniques for identifying user-specific content items and/or time-based content items, as well as techniques for providing the content items to the user. For instance, a remote system may receive first audio data from an electronic device, where the first audio data represents a request to identify content related to a topic. The remote system can then store the topic in a database and use the topic to identify the content. Later, the remote system can then receive second audio data from the electronic device, where the second audio data represents a request for the content. The remote system can then send third audio data to the electronic device that represents at least a portion of the content.
US10838953B1 Method and apparatus for frame based search
A frame represents a concept with a set of roles and a set of linguistic rules. If a linguistic rule is satisfied, by a unit of natural language discourse (UNLD), the frame is invoked and a frame instance produced. A frame instance specifies how the UNLD, with particular values drawn from the UNLD, fulfills the roles of the frame. A frame-based search, of target content, is accomplished in response to a frame-based user query. The search result is comprised of records, where each record is a result of a match, of the frame-based query, at a location in the target content. If the frame-based query is implicit, a match requires only that the location of the target content invokes the appropriate frame. If the frame-based query is role-specific, in addition to invoking the appropriate frame, a query search term needs to be found in the value for a role of the frame instance produced.
US10838950B2 Dynamic review cadence for intellectual capital
In one embodiment, a device in a network maintains an information module to recommend system actions for a monitored system in the network. The information module generates recommendations using an information library database populated by one or more data sources. The device assesses behaviors of the information module and determines a review cadence for the information library database based on the assessed behaviors of the information module. The device updates the information library database according to the determined review cadence.
US10838948B2 Switch configuration troubleshooting
Examples disclosed herein relate to a method comprising monitoring a first condition corresponding to a first parameter in a first database. The first database is configured to operate a first switch operating traffic on a network and the first database periodically synching with a second database. The method may also include monitoring a second parameter, corresponding to the first parameter, on the second database. The second database may be configured to operate a second switch on the network and the first switch and the second switch configured to operate traffic on the network. The method may also include determining that there is a deviation between the first and second that exceeds a threshold amount and transmitting an alert containing the deviation.
US10838942B2 Network control software notification and invalidation of static entries
Techniques are disclosed for notifying network control software of new and moved source MAC addresses. In one embodiment, a switch may redirect a packet sent by a new or migrated virtual machine to the network control software as a notification. The switch does not forward the packet, thereby protecting against denial of service attacks. The switch further adds to a forwarding database a temporary entry which includes a “No_Redirect” flag for a new source MAC address, or updates an existing entry for a source MAC address that hits in the forwarding database by setting the “No_Redirect” flag. The “No_Redirect” flag indicates whether a notification has already been sent to the network control software for this source MAC address. The switch may periodically retry the notification to the network control software, until the network control software validates the source MAC address, depending on whether the “No_Redirect” is set.
US10838939B2 DNA data storage using reusable nucleic acids
Disclosed herein are nucleic acid-based data storage systems and nucleic acid data storage constructs comprising reusable nucleic acid sequences, each representing information carried by a single bit (and, in some embodiments, one or more adjacent bits) within a bit string, and each furthermore representing the position of the single bit within the bit string. Also described are methods for storing data in the nucleic acid-based data storage systems and nucleic acid data storage constructs of the disclosure.
US10838938B2 Process monitorer, process monitering system, process monitering method, process monitering program, and recording mediam
The present invention provides a process monitorer, a process monitoring system, a process monitoring method, a process monitoring program, and a recording medium for monitoring processes in real time. The process monitorer including: a process information acquirer for acquiring process information indicating a state of a process provided from an industrial device; an indexed information generator for generating the indexed information indexed by a predetermined index based on the process information; a threshold acquirer for acquiring a threshold of the indexed information; a result of the determination generator for generating the result of the determination of the indexed information based on the threshold; a result of the determination notifier for notifying the result of the determination; an indexed information recorder for recording the indexed information; and a chart generator for generating a chart based on the indexed information.
US10838937B2 Distributed data management apparatus, non-transitory computer-readable storage medium, and distributed data management method
A distributed data management method executed by a distributed data management apparatus, the method including, receiving an acquisition request for device information regarding a device, receiving a notification regarding index information of the device information, counting a first number of times, the first number of times being a number of times when the acquisition request is received within a predetermined period, counting a second number of times, the second number of times being a number of times when the notification is received within the predetermined period, determining whether the received index information is to be stored into a first memory region or into a second memory region based on the first number of times and the second number of times, and storing the index information corresponding to the received notification into the first memory region or the second memory region based on a result of the determining.
US10838934B2 Modifying archive data without table changes
A method, computer system, and computer program product for accessing archived data in a data processing system. The data processing system includes a transactional engine maintaining a first data table and an analytical engine. The method includes first archiving at the analytical engine the first data table, resulting in a first archived data table. Changes applicable to the first archived data table may be archived, wherein the second archiving includes: in case the changes induce a change in the structure of the first archived data table or modify the values of the first data table a second archived data table is created. In case the changes include data having a structure different from the structure of the first archived data table part of the changes that is storable according to the structure of the first archived data table may be inserted in the first archived data table.
US10838932B2 Data cleansing and governance using prioritization schema
According to an embodiment of the present invention, a computer-implemented method of cleansing data is provided that comprises determining a criticality score and a complexity score for identified attributes of an enterprise, wherein the criticality score represents a relevance of an attribute to one or more enterprise dimensions and the complexity score represents complexity of cleansing data for an attribute. The identified attributes for data cleansing based on the criticality and complexity scores are prioritized, and data of the identified attributes is cleansed in accordance with priority of the identified attributes. Embodiments further include a system, apparatus and computer readable media to cleanse data in substantially the same manner as described above.
US10838927B2 Systems and methods for modelling virtual schemas in non-relational databases
One aspect relates to generating a unifying virtual schema in a non-relational database. A database is analyzed either in its entirety, or in part by using a sample of the database as a representative portion of the database as a whole. Common attributes within the database may be identified, ranked and displayed to a user through one or more of various visualizations. In other examples, the user may further refine the way the data is displayed and how much is displayed by interacting with a user interface.
US10838916B2 Access control for unprotected data storage system endpoints
Various embodiments provide access control to unprotected data storage system endpoints. In one embodiment, an authenticated query request is received. The request includes a query associated with an unprotected data storage system endpoint configured to execute queries anonymously. The query is written in a Resource Description Framework (RDF) query language and requests one or more datasets stored in a relational data storage system. A user parameter within the query is identified. The user parameter uniquely identifies a user requesting the query. The query is automatically rewritten to include a set of access control list properties for one or more subject variables in the query. Each of the set of access control list properties configures the query to return data from the one or more datasets for which the user is authorized to access.
US10838915B2 Data-centric approach to analysis
A method, system and computer readable program are disclosed for managing data in a computing network. In an embodiment, the invention provides a method comprising obtaining specified data from a database in the computing network, aggregating the specified data in a defined data structure stored in the computing network, and specifying in the data structure properties over the data aggregated in the data structure. In an embodiment, a plurality of services in the computing network use the data in the data structure in accordance with the properties specified in the data structure. In an embodiment, one or more of the services modifies one or more of the properties specified in the data structure based on a transformation by the one or more of the services of the data aggregated in the data structure.
US10838912B1 Intelligent selection of backup levels
A rule specifies a data change percent and a backup level to use corresponding to the data change percent. The backup level may be a full backup or a non-full backup. Before backing up a source for an impending backup, a percent of data change of the source from a last backup of the source to the impending backup is calculated. The rule is evaluated against the calculated percent change to select a backup level for the impending backup. Based on the evaluation, the full backup level or non-full backup level is selected and the source is backed up according to the selected backup level.
US10838911B1 Optimization of data request processing for data storage systems
Techniques and systems for storing and retrieving data storage devices of a data storage system are disclosed. In some embodiments, inventory holders are used to store data storage devices used by a data storage system. When data is to be transacted with the data storage devices, mobile drive units locate appropriate inventory holders and transport them to a device reading station, where an appropriate device retrieval unit transacts the data. After the data has been transacted, the data storage devices are returned to the appropriate inventory holders, and the inventory holders are placed by the mobile drive units in locations where they may be accessed in response to further data transactions.
US10838910B2 Systems and methods for systolic array design from a high-level program
Systems and methods for automated systolic array design from a high-level program are disclosed. One implementation of a systolic array design supporting a convolutional neural network includes a two-dimensional array of reconfigurable processing elements arranged in rows and columns. Each processing element has an associated SIMD vector and is connected through a local connection to at least one other processing element. An input feature map buffer having a double buffer is configured to store input feature maps, and an interconnect system is configured to pass data to neighboring processing elements in accordance with a processing element scheduler. A CNN computation is mapped onto the two-dimensional array of reconfigurable processing elements using an automated system configured to determine suitable reconfigurable processing element parameters.
US10838897B2 Translation system for finer grain memory architectures
Systems and techniques for a translation device that is configured to enable communication between a host device and a memory technology using different communication protocols (e.g., a communication protocol that is not preconfigured in the host device) is described herein. The translation device may be configured to receive signals from the host device using a first communication protocol and transmit signals to the memory device using a second communication protocol, or vice-versa. When converting signals between different communication protocols, the translation device may be configured to convert commands, map memory addresses to new addresses, map between channels having different characteristics, encode data using different modulation schemes, or a combination thereof.
US10838896B2 Split direct memory access (DMA)
An integrated circuit (IC) includes first and second memory devices and a bridge. The IC also includes a first interconnect segment coupled between the first memory device and the bridge. The IC further includes a second interconnect segment coupled between the first and second memory devices, and a third interconnect segment coupled between the bridge and the second memory device. The IC includes a first DMA circuit coupled to the first interconnect segment, and a second DMA circuit coupled to the second interconnect segment. A fourth interconnect segment is coupled between the first and second DMA circuits.
US10838893B2 Methods for mitigating system interrupts for an electronic device
An electronic device may include an applications processor that communicates with a peripheral input-output (I/O) device using a coprocessor. The applications processor may include a first interprocessor communications (IPC) module, whereas the coprocessor may include a second IPC module for interfacing with the first IPC module. The first IPC module may forward a group of transactions to a submission queue and may ring a submission doorbell interrupt to signal that work items are pending in the submission queue. In response, the second IPC module may dequeue the work items from the submission queue and process these items at the I/O device. The second IPC module may provide a group of completed transactions to a completion queue and may ring a completion doorbell interrupt to signal that items are pending in the completion queue. Thereafter, the completed items are forwarded to other parts of the applications processor for processing.
US10838891B2 Arbitrating portions of transactions over virtual channels associated with an interconnect
Arbitrating among portions of multiple transactions and transmitting a winning portion over one of a multiplicity of virtual channels associated with an interconnect on a clock cycle-by-clock cycle basis. By repeatedly performing the above each clock cycle, winning portions are interleaved and transmitted over the multiplicity of virtual channels over multiple clock cycles respectively.
US10838888B2 Electronic control unit for transmitting diagnostic data without increasing a data transmission amount
An electronic control unit (ECU) is disposed in a vehicle, and includes an input section and a controller. The input section inputs vehicle data from vehicle sensors and actuator to the controller. The controller includes a priority setter and a transmission data generator. The transmission data generator transmits transmission object data, which is data for transmission to an external device and generated from the vehicle data. The priority setter sets priority of the transmission object data based on priority setting data, which is data included in the vehicle data. The transmission data generator performs an adjustment process for adjusting an amount of transmission data based on the priority. The ECU provides an efficient transmission of data by limiting and/or preventing an increase in the amount of transmission data.
US10838880B2 Information processing apparatus, information processing method, and recording medium that provide information for promoting discussion
An information processing apparatus includes a memory; and a processor coupled to the memory, the processor configured to: calculate a degree-of-similarity between information shared within a first group and information shared within a second group, the first and the second groups being among a plurality of groups, each of the plurality of groups sharing information within the each of the plurality of groups; and provide information that promotes a discussion, the information that promotes the discussion being provided when the calculated degree-of-similarity satisfies a predetermined criterion, and the information that promotes the discussion being provided to at least one of the first and the second groups, based on the information shared within the first group and the information shared within the second group.
US10838877B2 Protected exception handling
A data processing system for processing data comprising: ownership circuitry to enforce ownership rights of memory regions, a given more privileged state memory region having a given owning process specified from among a plurality of processes, said given owning process having exclusive rights to control access to said given memory region; and context switching circuitry responsive to receipt of an interrupt to trigger a context switch from a first active process to a second active process whereby one or more items of state for use in restarting said first process is saved to one or more context data memory regions owned by said first process and one or more items of state accessible to said second process and dependent upon processing by said first process is overwritten prior to commencing execution of said second process.
US10838876B2 Memory module data object processing systems and methods
The present disclosure provides methods, apparatus, and systems for implementing and operating a memory module, for example, in a computing that includes a network interface, which may be coupled to a network to enable communication with a client device, and host processing circuitry, which may be coupled to the network interface via a system bus and programmed to perform first data processing operations based on user inputs received from the client device. The memory module may be coupled to the system bus and include memory devices and a memory controller coupled to the memory devices via an internal bus. The memory controller may include memory processing circuitry programmed to perform a second data processing operation that facilitates performance of the first data processing operations by the host processing circuitry based on context of the data block indicated by the metadata.
US10838872B2 System, method, and recording medium for common memory programming
A parallel execution method, system, and non-transitory computer readable medium, include creating a continuum where the continuum includes a construct that holds data structures and where the continuum enables redirection of memory allocation and deallocation within a marked code section of a virtual address range.
US10838870B2 Aggregated write and caching operations based on predicted patterns of data transfer operations
The described technology is generally directed towards caching and aggregated write operations based on predicted patterns of data transfer operations. According to an embodiment, a system can comprise a memory that can store computer executable components, and a processor that can execute the computer executable components stored in the memory. The components can comprise a pattern identifying component to identify a first pattern of data transfer operations performed on a data store, resulting in an identified first pattern, based on monitored data transfer operations. The components can further comprise a pattern predicting component to predict a second pattern of future data transfer operations performed on the data store, resulting in a predicted second pattern, based on the identified first pattern. The components can further comprise a host adapter to generate a data transfer operation to be performed on the data store based on the predicting the second pattern.
US10838867B2 System and method for amalgamating server storage cache memory
A server rack may include a chassis management controller (CMC), a server having a baseboard management controller (BMC) configured to communicate with the CMC, a controller stored in the server rack for interoperating with a cache memory, and a set of solid state devices (SSDs) providing data storage. The CMC may amalgamate data storage provided by the SSDs and partition the amalgamated data storage into an individual logical cache for use with or by the BMC or controller.
US10838865B2 Stacked memory device system interconnect directory-based cache coherence methodology
A system includes a plurality of host processors and a plurality of hybrid memory cube (HMC) devices configured as a distributed shared memory for the host processors. An HMC device includes a plurality of integrated circuit memory die including at least a first memory die arranged on top of a second memory die, and at least a portion of the memory of the memory die is mapped to include at least a portion of a memory coherence directory; and a logic base die including at least one memory controller configured to manage three-dimensional (3D) access to memory of the plurality of memory die by at least one second device, and logic circuitry configured to implement a memory coherence protocol for data stored in the memory of the plurality of memory die.
US10838864B2 Prioritizing local and remote memory access in a non-uniform memory access architecture
A miss in a cache by a thread in a wavefront is detected. The wavefront includes a plurality of threads that are executing a memory access request concurrently on a corresponding plurality of processor cores. A priority is assigned to the thread based on whether the memory access request is addressed to a local memory or a remote memory. The memory access request for the thread is performed based on the priority. In some cases, the cache is selectively bypassed depending on whether the memory access request is addressed to the local or remote memory. A cache block is requested in response to the miss. The cache block is biased towards a least recently used position in response to requesting the cache block from the local memory and towards a most recently used position in response to requesting the cache block from the remote memory.
US10838860B2 Memory-mapped interface to message-passing computing systems
Memory-mapped interfaces for message passing computing systems are provided. According to various embodiments, a write request is received. The write request comprises write data and a write address. The write address is a memory address within a memory map. The write address is translated into a neural network address. The neural network address identifies at least one input location of a destination neural network. The write data is sent via a network according to the neural network address to the at least one input location of the destination neural network. A message is received via the network from a source neural network. The message comprises data and at least one address. A location in a buffer is determined based on the at least one address. The data is stored at the location in the buffer. The buffer is accessible via the memory map.
US10838857B2 Multi-section garbage collection
A method and apparatus for garbage collection is disclosed herein. The method includes performing a garbage collection process without pausing execution of a runtime environment. The method also includes executing a first CPU instruction to load a first pointer that points to a first location in a first region of memory, where the first region of memory is undergoing garbage collection. The method also includes moving a first object pointed to by the first pointer from the first location in memory to a second location in memory.
US10838856B2 Memory card
According to one embodiment, a memory system includes a nonvolatile semiconductor memory device, controller, memory, wireless communication function section, and extension register. The controller controls the nonvolatile semiconductor memory device. The memory is serving as a work area of the controller. The wireless communication module has a wireless communication function. The extension register is provided in the memory. The controller processes a first command to read data from the extension register, and a second command to write data to the extension register. The extension register records, an information specifying the type of the wireless communication function in a specific page, and an address information indicating a region on the extension register to which the wireless communication function is assigned.
US10838850B2 Robotic regression testing for smart devices
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for generating multiple distinct test plans using a computing system. The system merges the each of the test plans to produce a first test plan and obtains performance data about automated execution of the first test plan by a robotics system. The system generates learned inferences for determining predictions about execution of the first test plan based on analysis of the performance data and adjusts the first test plan based on the learned inferences. The system generates a second test plan for execution by the computing system based on adjustments to the first test plan and performs the second test plan to test multiple devices using the robotics system.
US10838845B2 Processing failed events on an application server
The present invention is a method and system for an application server to process failed events of a predetermined software flow. An event generator generates an event to include event data and a related processing flow of a software application which processes the event. Each processing flow has a unique flow ID. An event queue is populated with events, and the processing flow is processed by an event processor. When an event fails, the application server deletes the event and its related processing flow from the event queue, then inserts and links the failed event, its related software application and processing flow, and one or more reasons for failure into a failed event queue.
US10838838B2 Method and apparatus for dealing with abnormality of application program and storage medium
Embodiments of this application provide a method performed at a computing device for dealing with an abnormality of an application program. The method includes: recording scene information obtained during operation of an application program; receiving abnormality indication information indicating that an abnormality occurs to the application program; in response, extracting, from the recorded scene information, corresponding scene information, where the application program is divided into a plurality of functional modules, each of the functional modules has a plurality of user interfaces (UI), each functional module having a respective unique tag and each US having a respective unique identifier ID, and the recorded scene information including a life cycle node of an operation page that exists during the operation of the application program, and a TAG and an ID corresponding to the operation page; and performing abnormality analysis according to the extracted scene information.
US10838837B2 Sensor based system state prediction
A method and system for predicting system states is provided. The method includes receiving a first reference model associated with a first operational attribute of a system from a first integrated circuit internally comprising a first processing circuit and a first sensor measuring a first parameter of the system. Additionally, a second reference model associated with a second operational attribute of the system is received from a second integrated circuit internally comprising a second processing circuit and a second sensor measuring a second parameter of the system. A combination reference model based on the first reference model and the second reference model is generated and a predicted future state and associated operational attributes for the system are determined based on the combination reference model.
US10838836B1 Data acquisition and processing platform for internet of things analysis and control
A data acquisition and processing platform system for Industrial Internet of Things (IIoT) analysis and control, the system configured to receive data from a plurality of data sources having data streams with different properties, the system having an architecture comprising a plurality of platform installations, each installation comprising a node, and the system comprising: a data ingestion subsystem having a plurality of data receivers, each of the plurality of data receivers adapted to acquire data from specific data sources; a routing subsystem and a message bus subsystem, the routing and message bus subsystems together forming a communication backbone of the system; a signal identification subsystem, closely interconnected with a data processing subsystem, and configured to form a separate data stream of alarms; and a user interface (UI) backend, configured to provide front-end applications, including information and actionable insights to the end users; wherein the system architecture is scalable and reliable and configured for continuous handling of data streaming from various data sources.
US10838834B1 Managing read and write requests targeting a failed storage region in a storage system
A system and method for efficiently distributing data among multiple storage devices. A data storage array receives read and write requests from multiple client computers. The data storage array includes multiple storage devices, each with multiple allocation units (AUs). A storage controller within the data storage array determines a RAID layout for use in storing data. In response to determining a failure of a first AU, the storage controller begins reconstructing in a second AU the data stored in the first AU. For read and write requests targeting data in the first AU, the request is serviced by the first AU responsive to determining no error occurs when accessing the first AU.
US10838833B1 Providing for high availability in a data analytics pipeline without replicas
Providing for high availability in a data analytics pipeline without replicas, including: creating a data analytics pipeline, wherein each component of the data analytics pipeline is deployed within a container; creating a failover container; detecting that a component within the data analytics pipeline has failed; and responsive to detecting that the component within the data analytics pipeline has failed, deploying the component within the data analytics pipeline that has failed in the failover container.
US10838832B2 Cluster failover to avoid network partitioning
During a synchronization technique, states of a primary cluster in the computer system with multiple primary controllers that provide controllers for access points and a backup cluster in the computer system with multiple backup controllers that independently provide controllers for the access points may be dynamically synchronized. In particular the primary cluster may receive configuration requests with configuration information for the access points on an input node of the primary cluster. In response, the primary cluster may store the configuration requests in a replay queue in the computer system. Then, the primary cluster may playback the configuration requests in the replay queue for the backup cluster to synchronize the states of the primary cluster and the backup cluster. For example, the configuration requests may be played back within a time interval associated with a service level agreement of a service provider of a service for the access points.
US10838827B2 System and method for time parameter based database restoration
A system and method are provided for the recovery and restoration of software records of a database server to record iterations previous to the current state of the selected records. This action may be taken in order to overcome the consequences of database corruption. An event-time maybe designated which is applied to select some or all of the earlier but most recent versions of each selected record. The system and method presented include a local target database for the purpose of recording software records to an archive, and may include a remote source database, from which records may be transmitted to the local target database. A restore command may be detected by the database server as sent from the remote source server, as received in an electronic message, as received via an electronics communications network, or as directly input. The local target database may have access to multiple iterations or versions of a software record including the original record version as stored in an archive, and may, upon instruction or command, revert to a previous iteration of a software record stored in the archive if corruption of later iterations is suspected. Alternatively or additionally, the local target database may not be restored with earlier versions of records but the remote source database may be restored with the selected record versions. The software records may optionally be updated in a batch method, or may alternatively be updated in real time, as the software records are created.
US10838826B2 Backup and restore of linked clone VM
A request associated with restoring a previous version of a linked clone virtual machine is received. One or more changes between a base image of a parent virtual machine and the previous version of the linked clone virtual machine are determined. One or more data blocks corresponding to the base image and one or more data blocks corresponding to the determined changes are provided to a remote system.
US10838825B2 Implementing snapshot sets for consistency groups of storage volumes
Techniques for implementing snapshot sets for consistency groups of storage volumes in data storage systems. For each snapshot in a snapshot set of a consistency group, metadata is expanded to include a snapshot set identifier, and a consistency group identifier. The data structure of the consistency group is enhanced to include a snapshot set list, which includes the snapshot set identifier(s) of the consistency group, and a pointer to a storage volume list that contains names of storage volumes with snapshots in the snapshot set(s). By expanding the metadata of each snapshot in a snapshot set, and enhancing the data structure of each consistency group with snapshot set(s), relationships between snapshots, snapshot sets, consistency groups, and storage volumes can be readily maintained, allowing storage volumes to be added to and/or removed from consistency groups without having to delete snapshots of the storage volumes and/or snapshot sets of the consistency groups.
US10838823B2 Systems and method to make application consistent virtual machine backup work in private network
A method for backing up application transaction data through a virtual backup proxy node is disclosed. The operations comprise: mounting an application transaction data disk image at the virtual backup proxy node with a Small Computer System Interface (SCSI) HotAdd method, the application transaction data disk image comprising application transaction data generated by an application running on a virtual machine, wherein the virtual machine is connected to a second network; and copying, by the virtual backup proxy node, the transaction data disk image to a storage device for backup protection through a first network to which the virtual backup proxy node and the storage device are connected, wherein no routable network path exists between the first network and the second network, or between the virtual machine and the storage device.
US10838821B2 Migrating content and metadata from a backup system
A method and system for migrating data and metadata from a first backup system to a second backup system via a content staging system is disclosed. The system accesses the backup data from the first backup system and restores it, along with the associated metadata, to a staging system. A metadata file is created at the staging system which comprises of the metadata that is to be migrated to the second backup system. The system then migrates the data from the staging system to the second backup system. The metadata is also migrated to the second backup system in a format such that it can be indexed. As a result, the migrated data can be browsed and searched based on one or more search criteria based on the associated metadata. Other details are provided herein.
US10838820B1 Application level support for selectively accessing files in cloud-based storage
In one example, a method includes accessing a manifest that includes a listing of available versions of a dataset, selecting a dataset from the manifest, mounting the selected dataset, running an application that is associated with the dataset, requesting a specific subset of data of the mounted dataset, receiving the requested subset of data, performing a file system operation involving a change to the subset of data, and backing up the change to the subset of data.
US10838818B2 Memory persistence from a volatile memory to a non-volatile memory
A system for achieving memory persistence includes a volatile memory, a non-volatile memory, and a processor. The processor may indicate a volatile memory range for the processor to backup, and open a memory window for the processor to access. The system further includes a power supply. The power supply may provide power for the processor to backup the memory range of the volatile memory. The processor may, responsive to an occurrence of a backup event, initiate a memory transfer using the opened memory window. The memory transfer uses the processor to move the memory range of the volatile memory to a memory region of the non-volatile memory.
US10838817B1 Classifying snapshot image processing
Systems, methods, and machine-storage medium for classifying snapshot image processing are described. The system receives read requests to read snapshot information. Each read request includes an offset identifying a storage location and a length. The snapshot information includes snapshots including a full snapshot and at least one incremental snapshot. The read requests include a first read request to read data from the snapshot information. The system generates a first plurality of read events including a second plurality of read events that are generated by processing the first read request. The second plurality of read events includes first and a second read events. The system identifies whether utilizing a cache optimizes the job based on the first plurality of read events.
US10838814B2 Allocating rebuilding queue entries in a dispersed storage network
A method for execution by a processing system in dispersed storage and task network (DSTN) that includes a processor, includes: identifying a slice name of a slice in error of a set of slices stored in a set of dispersed storage (DS) units; identifying a number of slice errors of the set of slices; generating a queue entry that includes the slice name of the slice in error, a rebuilding task indicator, an identity of the set of slices, and the number of slice errors; identifying a rebuilding queue based on the number of slice errors, wherein the rebuilding queue is associated with one of: the set of DS units or another set of DS units; and facilitating storing the queue entry in the identified rebuilding queue.
US10838811B1 Non-volatile memory write method using data protection with aid of pre-calculation information rotation, and associated apparatus
A non-volatile (NV) memory write method using data protection with aid of pre-calculation information rotation, and associated apparatus such as memory device, controller and encoding circuit thereof are provided. The NV memory write method may include: receiving a write command and data from a host device; obtaining at least one portion of data to be a plurality of messages, to generate a plurality of parity codes through pre-calculation information rotation type encoding, wherein regarding a message: starting encoding a message to calculate a partial parity code according to the message and a transpose matrix of a part-one matrix within a parity check matrix; loading a partial matrix of an inverse matrix of a part-two matrix within the parity check matrix from a storage circuit; applying the partial matrix and its rotated version(s) generated through rotation control to generate and output a corresponding parity code; and writing into the NV memory.
US10838810B2 Systems and methods for inter-cell interference mitigation in a flash memory
The present inventions are related to systems and methods for accessing data from a flash memory, and more particularly to systems and methods for inter-cell interference handling in a flash memory. The systems and methods may include a soft information correction circuit that is operable to receive soft information corresponding to information accessed from a block of memory cells, and modify the soft information based upon a variance of the soft information and a median of the soft information to create corrected soft information, the corrected soft information being used to mitigate inter-cell interference in the block of memory cells.
US10838791B1 Robust event prediction
A system and method predicts events in a computer system. The system and method includes a controller that receives a crash profile. The controller generates granular information that identifies data indicative of a potential server cluster failure in an enterprise system without needing to identify an originating cause of the potential server cluster failure. The system and method trains a model by sampling portions of a profile that may include directives and data indicative of a normal operating state and a conditioned preamble operating state. The system and method provides a trained model to a prediction engine. The system and method modifies an allocation of computing resources in response to the prediction of the potential server cluster failure by the prediction engine monitoring one or more servers of a server cluster.
US10838786B2 Embedded system, embedded system control method and data consistency judgment method
The present invention is provided with an embedded system (100) capable of performing control without any malfunction is provided, by including processing circuitry configured to: start a reading process; assign a read identification (ID) for each reading process, and to update a read ID number indicating the number of assigned read IDs; read communication data; and acquire, upon finishing a read process, a data writing-in-progress flag indicating whether a writing process is being performed, and a writing time identification (ID) number indicating the read ID number at the time of a data writing process, and to judge the consistency of the read data read, based on the data writing-in-progress flag, the read IDs, and a writing time read ID number.
US10838769B2 Application program interface based service lookup in a service architecture
Embodiments generally relate to finding a service in a service infrastructure. In some embodiments, a method includes receiving a service lookup request, where the service lookup request includes an application program interface (API) specification for a service to be invoked, where the API specification defines at least one target input parameter and at least one target output parameter. The method further includes searching for at least one service that has an API specification that corresponds to the API specification included in the service lookup request. The method further includes determining a sequence of services if no service is found that has an API specification that corresponds to the API specification included in the service lookup request, where services of the sequence of services include API specifications that, in combination, correspond to the API specification included in the service lookup request; and invoking the services of the sequence of services.
US10838764B2 Ladder program analyzing device
A ladder program analyzing device has a ladder program analyzing unit and a ladder program sorting unit. The ladder program analyzing unit analyzes a ladder program which includes a plurality of ladder circuits and prepares an execution priority signal table in which execution priorities of the ladder circuits, reference signals indicating signals input to the ladder circuits, and update signals indicating signals output from the ladder circuits are correlated with each other. The ladder program sorting unit determines the execution priorities of the ladder circuits improvable in execution efficiency of the ladder program. To determine the execution priorities of the ladder circuits, the ladder program sorting unit compares the execution priorities, the reference signals, and the update signals of the plurality of ladder circuits on the basis of the execution priority signal table.
US10838761B2 Shared lock state
A method of managing a plurality of applications on a computing device. The method comprises receiving, by a first application running on the computing device, a lock message comprising a timestamp and a digital signature associated with the timestamp, from a second application miming on the computing device. Upon receipt of the lock message, the first application verifies the digital signature to confirm the authenticity of the timestamp. Once the timestamp has been confirmed by the first application, the first application locks the first application. Accordingly, a lock event with respect to an application in the plurality of applications can be propagated to other applications in the plurality of applications.
US10838751B1 Virtual machine configuration
Embodiments are disclosed for launching a virtual machine and then configuring the virtual machine after launch. Metadata configuration information can be stored in conjunction with virtual machine image configuration data. The virtual machine image configuration data can be used to launch a virtual machine. The metadata configuration information can then be used to further configure the virtual machine after launch. Both the metadata configuration information and the virtual machine image configuration data can be stored in the same virtual machine registration record.
US10838744B2 Web component design and integration system
Disclosed herein are system, method, and computer program product embodiments for providing a web component design and integration system. An embodiment operates by receiving, through an interface, a component file corresponding to adding a first component for a webpage, wherein the component file includes one or more features specific to a first framework. A container corresponding to the first framework is determined, wherein the container comprises one or more functions for accessing the component file, and wherein the one or more functions of the container are operable within a second framework associated with the webpage. A preview of the webpage is generated on the interface including both a visual display of the first component and a visual display of a second component associated with the second framework.
US10838741B2 Information processing device, information processing method, and program
There is provided an information processing device capable of proposing automation of execution of programs at a timing convenient for a user, the information processing device including: an information acquisition unit configured to acquire input information of a user; and a proposal control unit configured to propose automation of control related to the input information at an acquisition timing of the input information. The proposal control unit is configured to propose automation of control of execution of a second program obtained by performing, on a first program, at least one of addition of a first relevant element related to an input element included in the first program recognized from the input information, and replacement of the input element with a second relevant element related to the input element.
US10838740B2 Information processing apparatus and startup method
An information processing apparatus for performing hibernation startup is provided. The information processing apparatus includes a selecting unit that selects snapshot creation startup or snapshot startup; a startup unit that initiates startup processes of one or more applications when the snapshot creation startup is selected; the applications, which send notifications after the startup processes have progressed to respective points in time for snapshot creation; a creation instructing unit that sends an instruction to create a snapshot after receiving the notifications from all the applications; a creating unit that creates the snapshot based on the instruction; a memory that stores the snapshot; and a startup instructing unit that reads the snapshot stored in the memory when the snapshot startup is selected, and sends, to the applications, an instruction to resume the startup processes subsequent to the respective points in time, so as to complete the startup processes of the applications.
US10838739B2 Network-connected computing devices and methods for executing operating programs in RAM memory
A network-connected device, and methods for executing operating programs stored in a RAM-based file storage system, where the network-connected device includes a bootloader configured to be executed during a boot of the network-connected device. When executed, the bootloader causes the network-connected device to connect to an external computing device via a network, and to download an operating program. The network-connected device then stores the operating program in a RAM-based file storage system that is located in a simulated disk drive that resides in the RAM memory, and executes the operating program from within the RAM-based file storage system. In some embodiments, the network-connected device also is configured to store configuration files in the RAM-based file storage system, make changes to the configuration files stored in the RAM-based file storage system, and synchronize those changes with a remote persistent file store hosted by an external computing device.
US10838734B2 Apparatus and method for processing structure of arrays (SoA) and array of structures (AoS) data
An apparatus and method for processing array of structures (AoS) and structure of arrays (SoA) data. For example, one embodiment of a processor comprises: a destination tile register to store data elements in a structure of arrays (SoA) format; a first source tile register to store indices associated with the data elements; instruction fetch circuitry to fetch an array of structures (AoS) gather instruction comprising operands identifying the first source tile register and the destination tile register; a decoder to decode the AoS gather instruction; and execution circuitry to determine a plurality of system memory addresses based on the indices from the first source tile register, to read data elements from the system memory addresses in an AoS format, and to load the data elements to the destination tile register in an SoA format.
US10838732B2 Apparatuses and methods for ordering bits in a memory device
Systems, apparatuses and methods for organizing bits in a memory device are described. In a number of embodiments, an apparatus can include an array of memory cells, a data interface, a multiplexer coupled between the array of memory cells and the data interface, and a controller coupled to the array of memory cells, the controller configured to cause the apparatus to latch bits associated with a row of memory cells in the array in a number of sense amplifiers in a prefetch operation and send the bits from the sense amplifiers, through a multiplexer, to a data interface, which may include or be referred to as DQs. The bits may be sent to the DQs in a particular order that may correspond to a particular matrix configuration and may thus facilitate or reduce the complexity of arithmetic operations performed on the data.
US10838725B2 Low latency fetch circuitry for compute kernels
Techniques are disclosed relating to fetching items from a compute command stream that includes compute kernels. In some embodiments, stream fetch circuitry sequentially pre-fetches items from the stream and stores them in a buffer. In some embodiments, fetch parse circuitry iterate through items in the buffer using a fetch parse pointer to detect indirect-data-access items and/or redirect items in the buffer. The fetch parse circuitry may send detected indirect data accesses to indirect-fetch circuitry, which may buffer requests. In some embodiments, execute parse circuitry iterates through items in the buffer using an execute parse pointer (e.g., which may trail the fetch parse pointer) and outputs both item data from the buffer and indirect-fetch results from indirect-fetch circuitry for execution. In various embodiments, the disclosed techniques may reduce fetch latency for compute kernels.
US10838723B1 Speculative writes to special-purpose register
Techniques are disclosed relating to speculative writes to special-purpose registers (SPRs). In some embodiments, the disclosed techniques may reduce or avoid system instruction stalls while waiting for SPR writes, which may improve processor performance. In some embodiments, a processor includes a first storage element configured to store a non-speculative value of a special-purpose register and speculative storage circuitry configured to store one or more speculative values of the special-purpose register based on one or more speculatively-performed writes to the special-purpose register. In some embodiments, the processor includes control circuitry configured to: propagate the non-speculative value of the special-purpose register to control other circuitry and provide a youngest speculative value of the special-purpose register in the speculative storage circuitry as a speculative read of the special-purpose register.
US10838719B2 Carry chain for SIMD operations
Examples of a carry chain for performing an operation on operands each including elements of a selectable size is provided. Advantageously, the carry chain adapts to elements of different sizes. The carry chain determines a mask based on a selected size of an element. The carry chain selects, based on the mask, whether to carry a partial result of an operation performed on corresponding first portions of a first operand and a second operand into a next operation. The next operation is performed on corresponding second portions of the first operand and the second operand, and, based on the selection, the partial result of the operation. The carry chain stores, in a memory, a result formed from outputs of the operation and the next operation.
US10838718B2 Processing device, arithmetic unit, and control method of processing device
There is provision of a processing device including an instruction decoder and an arithmetic unit configured to process an immediate instruction for instructing a calculation of a product of an immediate value and a constant. In response to receiving the immediate instruction, the instruction decoder generates a first shift control information and a second shift control information based on the constant. The arithmetic unit generates a first shifted value by bit-shifting the immediate value received from the instruction decoder based on the first shift control information, and a second shifted value by bit-shifting the immediate value or a complement of the immediate value based on the second shift control information. By performing an addition of the first shifted value and the second shifted value, the arithmetic unit calculates the product.
US10838714B2 Applying packages to configure software stacks
Portable packages containing encodings of processes are applied to software stacks. The packages are portable and distinct from the software stacks. The packages may be in the form of declarative code for configuring the software stack and can be plugged into the software stack to allow the technology stack to play the packages, thereby configuring the stacks to be capable of automating the processes encoded by the packages. An application or software component can be provided to read a package and apply parts thereof to appropriate corresponding software stack components.
US10838709B2 Fault resistant 24×7 topology for business process management ecosystem
A system and computer-implemented method for providing a load-balanced server architecture to end users and allowing software on the server architecture to be updated without downtime during a transition to the new software version. Run-time errors due to incompatibilities between datatypes, interfaces, deserialization methods, and classes loaded by class loaders in object oriented server software may be avoided by using the system to track a software version used in association with a particular task. By routing requests related to a particular task to a particular server running the same software version, compatibility is maintained and efforts to migrate data across software servers or add code to handle cross-version compatibility are unnecessary.
US10838703B2 Information processing apparatus and control method therefor
If a device driver is simply installed in the same manner for any network environment, there is a possibility that the device driver is installed in a manner improper for a particular network environment. To avoid the above problem, an information processing apparatus selects an optimum installation mode according to property information of the information processing apparatus and property information of an image forming apparatus.
US10838702B2 Analyzing and optimizing container images in cloud computing
Computer technology facilitating optimization of a container image is provided. In one example, a computer-implemented method includes: analyzing a source container image to obtain a content of the source container image and building an initial target container image using a set of base image layers based on the content of the source container image. The computer-implemented method also includes determining content difference between the initial target container image and the source container image, and building a final target container image based on the initial target container image and the content difference.
US10838700B2 System and method for software development
A system for software application development comprises at least one processor configured to receive a declarative XML file defining the user interface and the database structure in one integrated file. The processor generates a database schema, user interface, API definition, PDF reports, data export/import using excel. Additionally, the processor automatically enables our unified native mobile application supporting an offline mode. The processor can render any number of extensible formats, including HTML, JSON, XML, and XML schema. On receiving a request, the processor dynamically generates output from the declarative XML file enabling hot and real-time deployment.
US10838699B2 Generating data mappings for user interface screens and screen components for an application
Techniques are disclosed for automating application development from requirements information for the application. The requirements information may comprise mockup images of GUI screens for the application, text information, and other information. A model is generated based upon the requirements information. The generated model can then subsequently be used to generate one or more implementations of the application. Generation of the model includes processing the requirements information to identify one or more data objects to be mapped or associated with one or more GUI screens of the application, and further determining, for a particular data object mapped to a particular GUI screen, mappings between one or more components of the particular screen to one or more components of the particular data object. The model stores information about the look-and-feel of the GUI screens and about mappings between data objects to screens and screen components to data object components.
US10838697B2 Storing logical units of program code generated using a dynamic programming notebook user interface
The programming notebook system, methods, and user interfaces described herein provide software developers with enhanced tools by which a programming notebook workflow and session history associated with code cells in a programming notebook may be tracked and maintained. As a developer progresses through a development workflow, the developer can select an option to save a program code card representing some or all of the program code cell inputs. A card editor user interface may present an aggregated listing of all program code the developer has provided across multiple code cells during the current session which the developer can edit, refine, and/or comment. The card editor may also allow the developer to add associated user interface code to display a UI component associated with the program code card, and allow the developer to add a description and tags for the card so that the card can be searched for and reused.
US10838689B2 Audio selection based on user engagement
In one embodiment, a method includes receiving audio input during an audio-video communication session. The audio input is generated by a first sound source within an environment and a second sound source within the environment. The method includes receiving video input depicting the first sound source and the second sound source in the environment. The method includes identifying the first sound source and the second sound source using the audio input and the video input. The method includes predicting a first engagement metric for the first sound source and a second engagement metric for the second sound source based on the identifying. The method includes processing the audio input to generate an audio output signal based on a comparison of the first engagement metric and the second engagement metric. The method includes providing the audio output signal to a computing device associated with the audio-video communication session.
US10838687B2 Loudness control for user interactivity in audio coding systems
An audio processor for processing an audio signal includes: an audio signal modifier for modifying the audio signal in response to a user input; a loudness controller for determining a loudness compensation gain based on a reference loudness or a reference gain and a modified loudness or a modified gain, where the modified loudness or the modified gain depends on the user input; and a loudness manipulator for manipulating a loudness of a signal using the loudness compensation gain.
US10838686B2 Artificial intelligence to enhance a listening experience
An earbud system and method adaptively acquires and classifies one or more data sets to provide a custom audio listening experience.
US10838683B2 Digitally controlled microphone with audio compressor
A digitally controlled microphone with audio compressor includes a capsule; a compressor circuitry having a compressor engine, a digitally controlled root mean square (RMS) detector and a digitally controlled analog processor; a bypass switch to the compressor circuitry; an analog to digital converter (ADC); a digital processor that sends digital audio to a host and receives a second digital audio signal; a digital to analog converter (DAC) and a summing circuit that combine the audio with the audio from the host and send it to a digitally-controlled headphone amplifier and a headphone jack; a microphone body; a serial host interface connector; and hardware controls on the microphone body.
US10838680B2 Display system and computer-readable recording medium
A display system includes an electronic apparatus, a display and a processor. The electronic apparatus is configured to display a first display screen on a first display. The display is configured to receive a touch input and is configured to display an operation panel as a second display screen. The processor is configured to execute a processing including a display control processing. The display control processing controls the second display screen on the display so that the first display screen is displayed on the operation panel, during a predetermined conduct including a control on the first display screen in accordance with user operation via a first operation unit, when the display is connected to the electronic apparatus as a second operation unit.
US10838679B2 Communication system, terminal device, and method for controlling communication system
In a display system, one tablet terminal transmits control information to another tablet terminal. If the another tablet terminal receives the control information from the one tablet terminal, the another tablet terminal starts executing an application and starts communicating with a projector. The one tablet terminal transmits, to the projector, display instruction information instructing the another tablet terminal to display information. The projector receives the display instruction information from the one tablet terminal and transmits the display instruction information to the another tablet terminal currently connected to the projector. The another tablet terminal displays, on a touch panel, information designated by the display instruction information, if the another tablet terminal receives the display instruction information from the projector while executing the application.
US10838677B1 Device-layout determinations
This application describes techniques for determining a constituency and a layout of a group of devices within an environment. By determining the devices that form the group, as well as the positions of these devices relative to one another, the group of devices may be used to more intelligently output content within the environment.
US10838672B2 Image forming apparatus
An image forming apparatus forms an image on a recording medium in a first operating mode. The image forming apparatus includes a detector, a determining section, a judging section, and a regulating section. The detector detects a detection target. The determining section determines, based on a detection result of the detector, to maintain a second operating mode in which power consumption is less than in the first operating mode. The judging section judges whether or not determination by the determining section is erroneous. The regulating section regulates, based on a judgement result of the judging section, the determination by the determining section of maintaining the second operating mode.
US10838671B2 Terminal device, non-transitory computer-readable recording medium storing instructions to control the terminal device and method of controlling terminal device
A terminal device includes an operation interface, a short-range wireless communication interface, and a processor. The terminal device receives a designating operation of designating a model of an image processing device and a setting operation of setting an execution condition to perform an imaging process. After establishing a short-range wireless communication with the image processing device, the terminal device determines whether a model of the image processing device coincides with a designated model. When the two models coincide with each other, an execution instruction is transmitted to the image processing device.
US10838666B2 Inkjet recording apparatus system and display unit
In an existing service points granting method, service points are changed according to whether the ink ejection amount is corrected. However, changing the service points according to a user's purchases or purchase frequency for components or services has not been considered. A display unit displays products or services relevant to an ink jet recording apparatus, points corresponding to the products or services, and cumulative points possessed by each customer.
US10838659B2 Controlling write access to a memory structure based on write request priority
Examples of techniques for controlling write requests to a memory structure having limited write ports are described herein. An aspect includes storing, in a first queue, write requests received from a first source having a first priority. Another aspect includes storing, in a second queue, write requests received from a second source having a second priority, wherein the second priority is lower than the first priority. Aspects also include identifying a selected queue from the first queue and the second queue based on a selection algorithm, which is a function of a state associated with the first queue and the second queue. Aspects further include forwarding a write request from the selected queue to a write port of the memory structure.
US10838649B2 Relocating storage unit data in response to detecting hotspots in a dispersed storage network
A method for execution by a dispersed storage and task (DST) processing unit that includes a processor includes generating storage unit heat data based on a plurality of temperature readings received from each of a plurality of storage units, where the storage unit heat data indicates a first hot storage unit. A pair of storage units is selected from the plurality of storage units based on the storage unit heat data, where the pair of storage units includes the first hot storage unit and a second storage unit. A data swap request is generated for transmission to the pair of storage units, where the data swap request includes an instruction to transfer at least one first data slice from the first hot storage unit to the second storage unit and to transfer at least one second data slice from the second storage unit to the first hot storage unit.
US10838648B2 Distributed host copy migration in a cluster environment using changed block tracking
An apparatus in one embodiment comprises a first host device comprising a processor coupled to a memory. The first host device is configured to assign to additional host devices different portions of a source logical unit designated for migration to a target logical unit. In conjunction with migration of the assigned portions of the source logical unit to the target logical unit by the additional host devices, the first host device is configured to receive from the additional host devices respective sets of information each characterizing one or more writes directed to the corresponding assigned portion during the migration. The first host device is further configured to update the target logical unit based at least in part on the received sets of information. In some embodiments, the first host device is configured to assign to itself a portion of the source logical unit designated for migration to the target logical unit.
US10838639B2 Intelligent redundant array of independent disks
A disclosed method for managing a RAID (redundant array of independent devices) file system memory comprises coalescing small read and write chunks into reasonably sized coalesced chunks up to 1 MB without any small size I/Os. The method also includes creating a new mapping layer configured to map the small size chunks in the coalesced chunks. The method additionally comprises flushing the coalesced chunks by allocating large chunks based on a chunk size coalescence or on a check point hit in terms of a SPA Sync. The method may also include applying a dynamic parity algorithm on the coalesced chunks to generate parities and data fragmented columns in reasonably big sized chunks. The method may yet include creating an appropriate coalesced chunk header to maintain the new mapping layer. The method may still comprise generating a chunked block pointer and a regular block pointer configured to co-exist in dual process threads.
US10838637B2 Status management in storage backed memory package
Devices and techniques for status management in storage backed memory are disclosed herein. An encoded message can be received at a first interface of the memory package. Here, the memory package also includes a second interface to a host. The message can be decoded to obtain a decoded message that includes an attribute. The attribute can be compared a set of attributes that correspond to an advertised status of the memory package. The comparison enables a determination that the attribute is in the set of attributes. The advertised status of the memory package can then be modified in response to the determination that the attribute is in the set of attributes.
US10838631B2 Detection of alteration of storage keys used to protect memory
Detection of alteration of storage keys used to protect memory includes determining whether a storage key alteration event has occurred within a processor of a computing environment. The determining includes checking whether one or more selected fields of a storage key have been updated. The storage key is associated with a block of memory and controls access to the block of memory. Based on the checking indicating that the one or more selected fields of the storage key have been updated, a storage key alteration event has been detected. Based on determining the storage key alteration event has occurred, a notification is provided.
US10838630B2 Write-ahead log maintenance and recovery
A system for tracking metadata changes and recovering from system interruptions. With host I/O, corresponding metadata incremental changes are aggregated and stored in a write-ahead log before being performed to their in-memory buffers. As those buffers are flushed, checkpoints are created and stored in the log. As the log wraps to the start, older entries are overwritten after they are freed from any remaining dependencies by newer checkpoints. If metadata entities have not created new checkpoints, they are instructed to in order to free up space for new aggregated batches and checkpoints. After an interruption, the wrap point is located in the log. From the wrap point, the log is scanned backwards to provide checkpoints to metadata entities. The log is then scanned forwards to perform changes specified by aggregated batches. The metadata entities' volatile memory states are recovered to what they were before the interruption.
US10838627B2 Memory system and method of operating the same
A memory system includes a storage device including a plurality of dies in which data is stored, and a memory controller configured to control an operation of the storage device, wherein the dies store pieces of reliability grade information about the respective dies, and wherein the memory controller receives the pieces of reliability grade information from the dies, sets reference values for managing the dies depending on the received reliability grade information, and manages the respective dies based on the reference values.
US10838623B2 Magnetic random access memory with dynamic random access memory (DRAM)-like interface
A non-volatile memory device configured to emulate DRAM interface comprising a memory array that includes a plurality of magnetic memory cells organized into rows and columns with at least one row of the magnetic memory cells comprising one or more pages that store data during a burst write operation; a control circuit operable to initiate the burst write operation that writes the data to the memory array while spanning multiple clock cycles; an encoder operable to encode the data to be written to the memory array; and a decoder coupled to the memory array and operable to check and correct the data previously encoded by the encoder and saved in the memory array.
US10838622B2 Method and apparatus for improving storage performance of container
Embodiments of the present disclosure provide a computer-implemented method and an apparatus for a storage system. The method comprises: in response to receiving a read request of a first container for data in a storage device, obtaining an identifier associated with the read request; searching for metadata of the read request in a metadata set based on the identifier, the metadata recording addressing information of the read request, the metadata set including metadata of access requests for the storage device during a past period; and in response to finding the metadata of the read request in the metadata set, determining, based on the metadata, a cached page of a second container storing the data; and providing the cached page from the second container to the first container to avoid reading the data from the storage device.
US10838620B2 Efficient scaling of distributed storage systems
Systems and methods for managing access to storage devices in a distributed data storage environment. Embodiments operate to manage communications between a client computing device and storage target devices in a distributed storage system. The distributed storage system comprises one or more computing nodes and at least one storage target device. A client computing device interfaced with the distributed storage system uses an IP address to access a leader virtualized controller. Upon receipt of a storage access protocol message by the leader virtualized controller elected from a set of virtualized controllers, a redirect message comprising a second IP address that identifies a second virtualized controller is sent to the client computing device. The client computing device connects to the second virtualized controller. Messages are sent between the client computing device and the second virtualized controller, which in turn accesses the storage target device to carry out storage I/O protocol messaging.
US10838619B2 Display device, display controlling method, and computer program
A display device, method, computer-readable storage medium and user interface, each of which detects contact to or proximity of an object with respect to a generated image, and responsive to detection of contact to or proximity of the object to the generated image, disables any operational functions associated with a first portion of the generated image. Additionally, operation associated with a second portion of the generated image is allowed responsive to the detection of contact to or proximity of the object to the generated image, where the second portion of the generated image is different from the first portion of the generated image. An indication corresponding to the second portion of the generated image for which operation is enabled may be displayed on the generated image.
US10838613B2 Consumer electronic entertainment and display system
An electronic entertainment and display system that includes a mobile operating system application, control unit and website that work together to provide the ability for a user to view multiple audio and video digital user content across multiple display screens from the user's mobile operating system and/or from additionally connected external devices through the control unit. The control unit is connected to the system displays and external devices and displays chosen content through a drag and drop application. The user can choose to interact with any of the audio and video data displayed on the system displays and/or external devices.
US10838612B2 Apparatus and method for processing drag and drop
An apparatus and a method for processing a drag and drop are provided. The apparatus includes a touch screen configured to display a portion of content including an object and a control module configured to identify the object as a draggable object, determine whether a predetermined touch input associated with the identified object is detected, detect whether an intended drop area associated with the identified object exists in a remaining portion of content when the predetermined touch input is detected, and display a drop area indicator corresponding to the intended drop area on the touch screen.
US10838611B1 Navigation system on the infinite scroll
Systems and methods for providing efficient navigation tools for an infinite scroll user interface are provided. One example method includes providing at least a portion of a set of content items, the set of content items including a plurality of previously displayed content items that have previously been displayed and one or more currently displayed content items. The method includes storing user engagement data for each content item. The method includes displaying a navigational tool that enables the user to access the plurality of previously displayed content items. The method includes automatically selecting previously displayed content items based on the user engagement data. The method includes presenting one or more content markers associated with the automatically selected one or more previously displayed content items.
US10838610B2 Graphical user interface control device and method for controlling graphical user interface
A control unit (12) sets one of a first operation mode, in which first operation is enabled and second operation is disabled, and a second operation mode, in which the first operation is disabled and the second operation is enabled, to an operation target area and executes processing corresponding to the first operation or the second operation depending on the operation mode. When third operation is executed on the operation target area, the control unit (12) switches the operation mode of the operation target area.
US10838607B2 Managing objects in panorama display to navigate spreadsheet
A panorama display application shows objects from a spreadsheet such as charts in primary screen of a mobile device adjoined by left and right virtual screens. The application overlays interaction controls such as sort and filter functions on the object. The application also provides additional interaction controls for the object on the left virtual screen and associated objects links on the right virtual screen. The application may expose the additional interaction controls and the associated objects links by overlaying portions of the virtual screens on the primary screen. The application fluidly shifts content from virtual screens to the primary screen subsequent to detected user action on the overlaid portions.
US10838606B2 Methods and systems for performing dynamic searches using a media guidance application
Methods and systems are discussed herein for improving the efficiency and ease of navigating and selecting media content without the need for additional keys, buttons, or other inputs. For example, in response to the same user input, the media guidance application may determine different numbers of content sources to skip, in a dynamic fashion, based on the total number of content sources, the order of the content sources, the direction a user wishes to navigate, and/or prior user inputs related to navigating the content sources.
US10838604B2 User interface and method for the hybrid use of a display unit of a transportation means
Disclosed are a user interface, a computer program product, a signal sequence, a transportation vehicle and a method for the multiple use of a display unit of a user interface included in a transportation vehicle. Said method may comprise the steps: displaying, on a first display unit, display elements representing a range of information; detecting the approach of a user, and in response thereto, displaying control elements representing a range of functions in place of the display elements.
US10838602B2 Persuasive portlets
A new or existing portlet queries the category attribute of other portlets on a portal page. The new or existing portlet may take a position adjacent to other portlets having the same category attribute. The new or existing portlet may adjust its size or one or more of the other portlets may adjust their size so that the portlets are aligned with one another.
US10838601B2 Processing method and terminal
A terminal obtains feature information of target content of a first picture, obtains, according to the feature information, at least one second picture whose at least one degree of matching with the first picture is greater than a preset threshold and whose definition is higher than that of the first picture, and displays the at least one second picture. Hence, the terminal provides a picture with a higher definition to a user.
US10838597B2 Processing objects on touch screen devices
A computer-implemented method for processing objects on touch screen devices is proposed. According to the method, one or more grid sizes is determined, wherein the one or more grid sizes comprise one or more text grid sizes. The one or more text grid sizes are determined by at least one of character, word, sentence, and section. Based on the one or more grid sizes, the one or more objects on the touch screen could be divided into one or more grids. The objects on the screen could be selected discontinuously by selecting grids on the screen.
US10838596B2 Task switching method and terminal
A task switching method is disclosed, which includes: displaying, by a terminal with a sensor installed on a side edge, a first interface in response to a pressing operation of a user on the side edge; displaying a first task window in a preset manner in response to the sliding operation; and displaying a second interface in response to detecting that the sliding operation is ended and that the finger of the user leaves the side edge, where the second interface is an interface of a task corresponding to the first task window displayed by the terminal in the preset manner when the sliding operation is ended and the finger of the user leaves the side edge.
US10838590B2 Display control device and method
A content display control device includes a touch display, and a processor configured to control the touch display to display a first screen that includes all of a first image, display a second screen in place of the first screen in response to a first operation on the touch display while the first screen is displayed, the second screen including most of the first image and a part of a second image, display a third screen in place of the second screen in response to a second operation on the touch display while the second screen is displayed, the third screen including all of the second image, and display a fourth screen in place of the second screen if the second operation is not made on the touch display within a predetermined period of time while the second screen is displayed.
US10838588B1 Methods, and computer program products for constraining a communication exchange
In one embodiment, a computer-implemented method is provided, comprising: creating at least a portion of an instant messaging application that is configured to cooperate with an apparatus, the instant messaging application, when executed, configured to cause a device to: display an instant messaging interface including a communicant message user interface element for receiving a text portion of a message and a send user interface element for sending the text portion of the message in response to a user selection thereof, and receive, from the apparatus and utilizing a communications agent on the device configured to receive incoming messages addressed to a communicant identifier associated with a user of the instant messaging application, a notification including a constraint that identifies a plurality of user interface elements includable in a form presentable via the instant messaging interface for constraining a generation of one or more data object requests in response to a selection on one or more of the plurality of user interface elements.
US10838587B2 Augmented and virtual reality for traversing group messaging constructs
In non-limiting examples of the present disclosure, systems, methods and devices for interacting with one or more electronic messages in a virtual space are presented. One or more avatars corresponding to the senders of a plurality electronic messages may be displayed within a virtual space. A user may navigate within the virtual space and execute one or more actions associated with an electronic message and/or its sender from the virtual space. In some examples, each of a plurality of electronic messages may be spatially arranged in the virtual space according to a corresponding message thread. In additional examples, each of a plurality of electronic messages may be spatially arranged in the virtual space based on a time that each message was sent or received.
US10838586B2 Context-specific user interfaces
Context-specific user interfaces, e.g., for use with a portable multifunction device, provide, inter alia, indications of time and, optionally, a variety of additional information. A user interface screen including a current time indicator and a first platter is displayed. The first platter is at a first position, is associated with a first application, and displays a first set of information obtained from the first application. The first set of information relates to a first temporal context of the current day. In response to detecting a user input, the first platter is displayed at a second position and a second platter is displayed at the first position. The second platter is associated with a second application and displays a second set of information obtained from the second application. The second set of information relates to a second temporal context of the current day.
US10838584B2 Template based calendar events with graphic enrichment
Template based calendar events with graphic enrichment are provided. In some examples, upon receiving a request to create a calendar event, an event creation prompt may be presented. The prompt may include an event template selection element comprising visual aids, such as icons or emojis, that each represent different event templates for selection. Upon receiving a visual aid selection, information associated with the user requesting the calendar event may be retrieved based on the selected visual aid to infer one or more aspects of the requested event such as title, timing, and location. A suggested event with the inferred aspects may be presented to the user and upon receiving confirmation and/or modification, the suggested or modified event may be added to the user's calendar. Some events may be presented with a visual background such as an image or graphics on the calendar for prompt recognition.
US10838582B2 Mobile autonomous dynamic graphical user interface
A system and method for generating a mobile autonomous dynamic graphical user interface is described. An illustrative system comprises a location-capable component, a user preference module, a server, a means for generating a display menu, and a wireless formatting engine. The location-capable component determines a location for a wireless device. The user preference module includes a variety of user preferences. The server selects targeted content based on the user preferences and the location of the wireless device. The selected content includes at least one user selectable menu button. A display menu is generated that includes the user selectable button. The wireless formatting engine formats the display menu and selected content for the wireless device.
US10838579B2 Custom list for keyboard navigation of user interface
Embodiments relate to keyboard navigation of a user interface using a custom list. An aspect includes displaying, on a computer display device of a computer system, a user interface to a user, wherein the user interface is associated with a default list comprising all of the selectable elements in the user interface. Another aspect includes, based on determining that a custom list for the user interface exists, wherein the custom list comprises a subset of the selectable elements in the default list, performing keyboard navigation of the user interface according to the custom list. Yet another aspect includes, based on determining that no custom list for the user interface exists, performing keyboard navigation of the user interface according to the default list.
US10838572B2 Communicating between a virtual area and a physical space
Apparatus transmits an identifier for association with a virtual area by an administering network service, generates output data from human perceptible stimulus in a physical space, transmits the output data in connection with the virtual area, receives input data associated with the virtual area, and generates human perceptible stimulus in the physical space from the input data. A persistent association is created between the apparatus and a virtual area. A respective presence is established in the virtual area for a communicant operating a client network node connected to the virtual area. A respective connection between each active pair of complementary sources and sinks of the client network node and the apparatus are administered in association with the virtual area. A client network node displays a graphical user interface, establishes the administered connections, and presents interaction controls associated with the object for interacting with communicants in the physical space.
US10838567B2 Touch panel device
A CPU of a touch panel device controls a plurality of switches so as to apply a voltage to an XL electrode and ground a YH electrode, measures a voltage difference between an XH electrode and a YL electrode as a first pressing force, controls the plurality of switches so as to apply a voltage to the XH electrode and ground the YL electrode, measures a voltage difference between the XL electrode and the YH electrode as a second pressing force, associates the first pressing force and the second pressing force with coordinates of two points, respectively, and outputs the associated data to a computer.
US10838565B2 Display device, with touch sensor, to suppress disconnection of lead-out wiring
A display device according to an embodiment of the invention includes: a base insulating film; a sealing film which covers the base insulating film; a plurality of first electrodes which are two-dimensionally arranged on the sealing film, the first electrodes adjacent in a first direction being connected via a first connection line; a plurality of second electrodes which are two-dimensionally arranged, the second electrodes adjacent in the second direction being connected via a second connection line intersecting the first connection line in plan view; an interlayer insulating film which is interposed between the first connection line and the second connection line and which fills a step formed by an outer edge of the sealing film and the base insulating film; and a lead-out wiring which is connected to the first electrode or the second electrode and which passes over a portion of the interlayer insulating film which fills the step.
US10838562B2 Electronic device, tablet terminal, input control method, and program
A touch panel detects contact of one of a finger and a pointing device with the touch panel. A controller performs a process in accordance with a touch operation based on contact with the touch panel. A sensor senses attachment of a second device to and detachment of the second device from a first device. When the touch panel detects that one of a finger and a pointing device is brought into contact with the touch panel while the sensor is sensing one of the attachment of the second device to and the detachment of the second device from the first device, the controller stops acceptance of input into the touch panel. After having stopped the acceptance, the controller resumes the acceptance of the input into the touch panel when the touch panel detects that the one of the finger and the pointing device is separated from the touch panel.
US10838561B2 Detection apparatus and display apparatus with detection function
A detection apparatus comprising: a first substrate; a detection region having a first detection side extending along a first direction parallel with a surface of the first substrate and a second detection side extending along a second direction intersecting the first direction; a frame region provided outside the detection region and having a first frame region extending along the first detection side and a second frame region extending along the second detection side; a first electrode provided at a position overlapping the detection region of the first substrate, the first electrode extending in the second direction; a second electrode provided at a position overlapping the detection region, the second electrode extending in the first direction; a plurality of terminals provided in the first frame region of the first substrate and arrayed in the first direction, and including a first terminal; a first wire; and a second wire.
US10838560B2 Method of manufacturing touch electrode layer and touch electrode layer
A method of manufacturing a touch electrode layer includes coating a cured layer solution on a surface of a conductive network component of a substrate, curing the cured layer solution to obtain a cured layer, and removing a substrate body to form the touch electrode layer. The cured layer solution includes a photocurable adhesive and an azole compound. A touch electrode layer including a conductive network component and a cured layer is also provided.
US10838554B2 Touch screen display assembly and method of operating vehicle having same
A touch screen display assembly can include a touch sensitive screen having a screen surface, and at least one hand anchor located adjacent the screen surface. The at least one hand anchor can also be configured to form a stabilizing feature when a user interacts with the touch sensitive screen.
US10838553B2 Display device with touch screen and related operation method involving identifying noise frequency band set
A display device may include the following elements: a touch screen unit (or touch-sensing unit) operating with a preset touch driving frequency; a display unit operating with a display driving frequency corresponding to a driving control signal; a noise analyzer determining a frequency band of a panel noise based on a feedback signal provided from the display unit, wherein the panel noise is caused by operation of the display unit; and a driving frequency controller controlling the display driving frequency such that the frequency band of the panel noise avoids the touch driving frequency.
US10838551B2 Calibration of displays
Calibration of displays are disclosed herein. An example method includes obtaining an image of a display including a position-determining pattern and pixels, the image including pixel location data and position-determining pattern location data; comparing the pixel location data and the position-determining pattern location data; and based on the comparison, determining calibration data that accounts for misalignment between the position-determining pattern and the pixels.
US10838549B2 Changing the detection range of a touch sensor
In one embodiment, a controller includes a storage unit and a processor unit. The processor unit is coupled to the storage unit and configured to receive a signal associated with an operation of a device that includes a touch sensor. The touch sensor includes a first plurality of electrodes oriented in a first direction in a first portion of the touch sensor, a second plurality of electrodes oriented in the first direction in a second portion of the touch sensor, and a third plurality of electrodes intersecting the first and second plurality of electrodes. The processor unit is further configured to determine, in response to the signal, that a detection mode of the touch sensor is to be changed and in response to the determination, couple the second plurality of electrodes to a fixed voltage source to decrease a detection range in the second portion of the touch sensor.
US10838547B1 Display noise filter for a sensing device
An input device comprises a plurality of sensor electrodes and a processing system coupled to the plurality of sensor electrodes. The processing system comprises a sensor driver. The sensor driver comprises clock synchronization circuitry, a blocking pulse generator, and a sensor module. The clock synchronization circuitry is configured to receive an external clock signal, and synchronize an internal clock signal with the external clock signal. The blocking pulse generator is configured to generate a first blocking pulse based on the internal clock signal. The sensor module comprises sensing circuitry and is configured to pause acquisition of a resulting signal from a sensor electrode based on the first blocking pulse.
US10838543B2 Method for transmitting continuous data by data compression
A method for transmitting continuous data from a transmitter includes sensing a continuous touch trace on the touch device of the transmitter, generating touch data of the continuous touch trace according to sensing time, generating an initial point frame and a stroke frame according to the touch data of the continuous touch trace, transmitting the initial point frame and the stroke frame to a receiver. The initial point frame includes a first initial tag, coordinates of an initial point, and a terminating tag. The stroke frame includes a second initial tag, a plurality of offset data frames, and a total number of the offset data frames. Each offset data frame includes a horizontal offset value relative to a previous horizontal coordinate and a vertical offset value relative to a previous vertical coordinate.
US10838541B2 Method for operating handheld device, handheld device and computer-readable recording medium thereof
A method for operating a handheld device, a handheld device, and a computer-readable recording medium thereof are provided. A first and a second sensors are disposed on a first and a second side of the handheld device, respectively. A processor of the handheld device is configured to determine the handheld device is in a left hand state or a right hand state according to a compared result between sensing data of the first and second sensors, and to display an operating interface corresponding to the right or left hand state on a display, where the compared result includes a force comparison between forces applied on the first and second sides of the handheld device, the first side corresponds to the right hand state, and the second side corresponds to the left hand state. Accordingly, a better operating experience for one hand can be provided.
US10838540B2 Touch control device with ESD protection
A touch control device with ESD protection includes a touch display panel, a switching unit, a touch electrode and a ground electrode. An ESD protection electrode is provided around at least one periphery of the touch display panel. A scanning period of the ESD protection electrode is divided into touch periods and ESD periods. When the scanning period of the ESD protection electrode is during the touch periods, the ESD protection electrode is used as touch electrodes for sensing touch events made by a user on the touch display panel. When the scanning period of the ESD protection electrode is during the ESD periods, the ESD protection electrode is used as ESD protection electrodes for dissipating ESD on the touch display panel in order to protect signal elements inside the touch display panel. The ESD protection electrode is therefore used for not only ESD protection, but also touch sensing.
US10838534B2 Multi-axis force sensor
An electronic stylus device includes a stylus tip element having a stylus tip end and an opposing end. The stylus tip element is positioned at an end of the electronic stylus device and aligned along the long center axis of the electronic stylus device. A nutation collar is positioned about the stylus tip element and the long center axis. The nutation collar provides one or more bearing surfaces around the stylus tip element between the stylus tip end and the opposing end of the stylus tip element. The one or more bearing surfaces permit the stylus tip element to nutate within the nutation collar. A deflection sensor is positioned proximate to the opposing end of the stylus tip element on the long center axis and detects lateral deflection of the opposing end of the stylus tip element relative to the long center axis of the electronic stylus device.
US10838531B2 Touchscreen panel
A touchscreen panel includes a main body including a lower substrate that includes a first transparent conductive film, and an upper sheet that includes a second transparent conductive film, a static-removing film, arranged on the main body, and including a conductive film, and a lead including a conductive part electrically connected to the conductive film. The main body includes a cutout in which the lead is arranged.
US10838530B2 Touchscreen display with concurrent touch and display operations
A touchscreen display includes one or more display drivers coupled to an active matrix display and one or more touch controllers coupled to one or more touch sensor conductors. The one or more display drivers are coupled to the active matrix display via active matrix conductive components. When enabled, the one or more display drivers is configured to transmit a first signal to the active matrix display in accordance with display operation. A touch sensor conductor includes one or more segments of the active matrix conductive components. When enabled, a touch controller of the one or more touch controllers is configured to transmit a second signal via the touch sensor conductor in accordance with touchscreen operation that is performed concurrently with the display operation.
US10838513B2 Responding to selection of a displayed character string
A method comprises causing a character string to be displayed on a display, receiving a signal indicative of user input for selecting the displayed character string, and responding to the signal by using a language engine to predict a location within the selected character string for modification of the selected character string.
US10838510B2 Generating modified keyboard data received from a client device to reduce unintended key repetition
Various implementations relate to keyboard data communicated from a client device to a remote access manager. For example, the remote access manager may receive the keyboard data via a communication channel. The keyboard data may include key down states. The remote access manager may insert a key up state after each key down state in the received keyboard data to generate modified keyboard data.
US10838509B2 Ergonomic keyboard and portable computer
A portable computer has a host and a display screen. The host has an ergonomic keyboard. The ergonomic keyboard has a left-hand keypad, a right-hand keypad, a user proximal end and a user distal end. The left-hand keypad has a plurality of first key columns and a plurality of first key rows. The plurality of first key columns are in a first radial arrangement. The right-hand keypad has a plurality of second key columns and a plurality of second key rows. The plurality of second key columns are in a second radial arrangement.
US10838502B2 Sharing across environments
Techniques for sharing across environments are described. Generally, different types of input may be employed to share content, such as using a pen, a stylus, a finger, touchless gesture input, and so forth. According to various embodiments, content may be shared between devices in local proximity, and/or between devices that are remote from one another. In at least some embodiments, content is shared based on an identity of a sharing user and/or sharing device.
US10838498B2 Tactile vibration applying device
To provide a tactile vibration applying device that efficiently outputs vibrations using an electrostatic or piezoelectric actuator. The tactile vibration applying device includes the electrostatic or piezoelectric actuator formed in a flat shape, and expanding and contracting in a thickness direction, a first elastic body having an elastic modulus smaller than an elastic modulus of the actuator in the thickness direction and disposed to contact a surface of the actuator on a side of the first electrode, and a first cover covering a surface of the first elastic body opposite to a surface of the first elastic body contacting the actuator, pressing the actuator and the first elastic body in the thickness direction of the actuator, and holding the first elastic body in a state that the first elastic body is compressed more than the actuator.
US10838496B2 Human-machine interaction method based on visual stimulation
A human-machine interaction method based on visual stimulations. The method can be applied to multiple new technical fields of display, which comprise but are not limited to the fields of virtual reality (VR), augmented reality (AR), mixed reality (MR), holographic projection and glasses-free 3D. The system consists of three parts: a human body biological collection apparatus, a software client for human-machine interaction and a display terminal. Input ports of the software client are connected to a human body physiological signal collection device (in a wired or wireless manner); a user wears the collection device, and communication ports of the client are respectively connected to communication ports of a display module by means of a multichannel communication module. Firstly, the system is initialized, and then starts to run based on a control method of visual stimulations (an object flicker or distortion). If a target is a text input target, an interface is switched to a text input interface, and texts are inputted by using a physiological signal detection algorithm for a human body. If the target is not a text input target, the type of information is determined by using a detection algorithm of a specific physiological signal and visual stimulation feedback information, so as to complete the interaction. Search and switching can be performed among text input boxes, selection options and multiple directories, and a bottom layer of the directories can be reached, so as to select a target.
US10838493B2 Pressure actuated fluidic-device valve apparatuses, systems, and methods
A fluidic-device valve having a valve guide with a guide wall surrounding a central axis. The guide wall may include a first guide section, a second guide section, and an interior surface that defines a valve cavity extending longitudinally along the central axis. The valve may also include a valve member disposed within the valve cavity, and the valve member may extend longitudinally along the central axis between a first end and a second end of the valve member. The valve member may be movable within the valve cavity in a first axial direction along the central axis to position a fluid conduit defined by the valve member at a first location by increasing a pressure applied to the second end of the valve member by a pressure source coupled to the second guide section. Various other apparatuses, systems, and methods are also disclosed.
US10838492B1 Gaze tracking system for use in head mounted displays
A gaze tracking system for use in head mounted displays includes an eyepiece having an opaque frame circumferentially enclosing a transparent field of view, light emitting diodes coupled to the opaque frame for emitting infrared light onto various regions of an eye gazing through the transparent field of view, and diodes for sensing intensity of infrared light reflected off of various regions of the eye.
US10838485B2 Home and portable augmented reality and virtual reality game consoles
Systems and methods are provided for portable or stationary virtual reality and augmented reality video game systems. A game system that is operable of providing visual information to numerous head mounted displays are provided. A game system that is operable to receive, and recharge, numerous rechargeable batteries is also provided.
US10838481B2 Management of near field communications using low power modes of an electronic device
Systems, methods, and computer-readable media for managing near field communications during a low power management mode of an electronic device are provided that may make credentials of a near field communication (“NFC”) component appropriately secure and appropriately accessible while also limiting the power consumption of the NFC component and of other components of the electronic device.
US10838480B2 Apparatus and method for power management of a computing system
A multiple graphics processing unit (GPU) based parallel graphics system comprising multiple graphics processing pipelines with multiple GPUs supporting a parallel graphics rendering process having an object division mode of operation. Each GPU comprises video memory, a geometry processing subsystem and a pixel processing subsystem. According to the principles of the present invention, pixel (color and z depth) data buffered in the video memory of each GPU is communicated to the video memory of a primary GPU, and the video memory and the pixel processing subsystem in the primary GPU are used to carry out the image recomposition process, without the need for dedicated or specialized apparatus.
US10838470B1 Monitoring temperature inside computer chassis
A monitoring system may include a sensor configured to be mounted inside a computer chassis and generate sensor signals representative of a temperature associated with at least one computer component inside the computer chassis. The monitoring system may also include a sensor processor configured to receive the sensor signals and determine the temperature associated with the at least one computer component based at least in part on the sensor signals. The sensor processor may also be configured to compare the determined temperature with an expected temperature associated with the at least one computer component, and initiate a response when the determined temperature differs from the expected temperature by an amount equal to or greater than a threshold amount.
US10838469B2 Temperature regulating mount
A cooling mount for portable electronic devices is provided that includes a cooling unit for preventing portable electronic devices housing the cooling mount from reaching critical temperatures during operation to avoid undesired shut down of the electronic device.
US10838467B1 Electronic device hinges
Example hinges for an electronic device and electronic devices utilizing the hinges are disclosed. In an example, the electronic device includes a first housing member, a second housing member, and a hinge coupled between the first housing member and the second housing member. The hinge includes a first end coupled to the first housing member, a second end coupled to the second housing member, and a hinge length extending along the hinge from the first end to the second end. The hinge length is to increase as the first housing member is rotated about the hinge toward the second housing member.
US10838461B2 Input mechanism with deformable touch-sensitive material
A case for an electronic device is disclosed. The case includes a body defining an interior volume configured to receive the electronic device therein. The body includes a user input region formed from a deformable material having an electrical resistance that decreases in response to a touch force on the deformable material, and an electrode pair in contact with the deformable material and configured to be operatively coupled to a sensing circuit configured to detect a change to the electrical resistance of the deformable material due to the touch force. The body also includes a connector configured to operatively couple the electrode pair to the electronic device.
US10838460B2 Monitoring video analysis system and monitoring video analysis method
A monitoring video analysis system includes a wearable camera that is held or possessed by a user, and a back end server that receives a captured video. The wearable camera records a captured video by capturing a video of a scene for each ten minutes. The back end server determines a face of a person appearing in n (n is an integer of two or more) captured videos by using a plurality of captured videos of the scene for each 10 minutes, and displays a thumbnail list UI in which the determined face of the person is registered, on a monitor.
US10838457B2 Display device
A display device is provided. The display device includes a display panel including a folding region, first and second non-folding regions at opposite sides of the folding region; a first support plate below the display panel to overlap the first non-folding region and to partially overlap the folding region; a second support plate below the display panel to overlap the second non-folding region and to partially overlap the folding region; a first plate coupling film between the display panel and the first support plate to overlap the first non-folding region; a second plate coupling film between the display panel and the second support plate to overlap the second non-folding region; a first step compensating member between the display panel and the first support plate to overlap the folding region, apart from the first plate coupling film, and including a light shielding layer; and a second step compensating member between the display panel and the second support plate to overlap the folding region, apart from the second plate coupling film, and including a light shielding layer.
US10838448B1 Bandgap reference generation circuit
A bandgap reference generation circuit in an integrated circuit (IC) and method for generating a bandgap reference voltage are disclosed. The bandgap reference generation circuit includes a first proportional to absolute temperature (PTAT) current generation section for generating a PTAT current component, a current circuit configured to generate a trimmed PTAT current component substantially invariant of sheet resistance of at least one resistor in the current circuit, and a complementary to absolute temperature (CTAT) current generation section including a diode on which the trimmed PTAT current component is fed to generate a CTAT current component. A combination of the PTAT and CTAT current components generate the bandgap reference voltage.
US10838447B2 Method and apparatus for providing energy device and system status
A method and apparatus is described for providing energy system status information. A status indication device may be mounted near an entry door for determining when an individual is about to leave an area. When the status indication device determines that an individual is about to leave an area, it displays an energy status to the individual, so that the individual can decide whether to place energy-consuming devices in a conservation mode of operation.
US10838445B2 Constant-voltage power supply circuit
According to one embodiment, a constant-voltage power supply circuit includes: an error amplifier including an inverting input terminal and a noninverting input terminal, a reference voltage source connected with the inverting input terminal of the error amplifier, an output transistor, the transistor having a source connected with a power supply terminal, a drain connected with a circuit output terminal, and a gate connected with an output terminal of the error amplifier, and an output voltage detecting circuit, the circuit being connected between the circuit output terminal and a power supply terminal, detecting voltage of the circuit output terminal to apply the detected voltage to the noninverting input terminal of the error amplifier. The constant-voltage power supply circuit further includes a positive feedback circuit connected between the output terminal of the error amplifier and the gate of the output transistor.
US10838444B1 Adaptive constant current engine
An adaptive constant current engine (ACCE) to control a current of a target load device at a constant level is disclosed. The ACCE includes a closed feedback loop which generates a sensed current that represents a load current conducted by the target load device and then compares the sensed current to a reference current. Based on this comparison, the circuit can output a voltage to control the current conducted by the target load device. The disclosed ACCE adapts the comparison to an operating voltage of the target load device in order to provide electrical conditions at a reference node receiving a reference current that are the same as electrical conditions at a sensing node receiving a sensing current. Accordingly, the ACCE can generate very accurate comparisons regardless of variations in the operating voltage of the target load device.
US10838442B2 Semiconductor device and power source supply method
A semiconductor device including an input terminal to which a power source, for which the time until a voltage equal or greater than a predetermined voltage value is output fluctuates according to an external environment, is connected, a power source section to which the input terminal supplies power from the power source, a power source supply terminal that supplies power to a driven semiconductor device, a switch that controls a connection between the power source section and the power source supply terminal, and a voltage regulator to which the input terminal supplies power from the power source, and that supplies a voltage to the power source supply terminal is provided.
US10838441B2 Multistage HVAC system with modulating device demand control
A controller for a plurality of devices of a building control system that operate in parallel to provide a desired capacity of heating or cooling for a building space includes a capacity identifier configured to identify the desired capacity of heating or cooling for the building space. The controller further includes a combination finder configured to generate a list of device combinations that can be energized to provide the desired capacity of heating or cooling. The controller further includes a combination filter configured to remove any combinations from the list of combinations that do not meet one or more requirements. The controller further includes a make and break point selector configured to set a series of make and break points. The controller further includes a signal generator configured to generate one or more control signals in accordance with the make and break points used to operate the plurality of devices.
US10838440B2 Multistage HVAC system with discrete device selection prioritization
A controller for a plurality of devices of a building control system that operate in parallel to provide a desired capacity of heating or cooling for a building space includes a capacity identifier configured to identify the desired capacity of heating or cooling for the building space. The controller further includes a combination finder configured to generate a list of combinations of devices that can be energized to provide the desired capacity. The controller further includes a combination filter configured to remove any combinations from the list that do not meet one or more requirements. The controller further includes a combination selector configured to select one of the combinations based on at least one of a runtime and a transition count. The controller further includes a signal generator configured to generate control signals in accordance with the selected combination and operate the plurality of devices using the control signals.
US10838438B2 Pressure regulating valve for an air supply system of a utility vehicle
A pressure regulating valve for an air supply system of a utility vehicle includes a housing having at least one compressed air connection communicating with at least one first pressure regulating chamber. The pressure regulating chamber has a variable volume delimited by at least one wall section of the housing and a first active pneumatic surface of a pressure regulating piston. In first position of the pressure regulating piston a first regulating channel is not connected to the pressure regulating chamber, and a second position of the pressure regulating piston is connected to the pressure regulating chamber. The pressure regulating piston includes a pin which rises out of the first active pneumatic surface of the pressure regulating piston. A second active pneumatic surface is located on an end of the pin. The pin is movably guided through the wall section in a pneumatically sealed manner.
US10838432B2 System and method for monitoring frame levelness of an agricultural implement
A system for monitoring frame levelness of an agricultural implement may include first and second sensors configured to detect first and second parameters indicative of forces exerted on first and second ground engaging tools of the implement by the ground, respectively. The system may also include a controller configured to monitor a parameter differential between the first and second parameters based on measurement signals received from the first and second sensors, with the monitored parameter differential being indicative of at least one of pitch or roll of a frame of the implement. The controller may be further configured initiate a control action associated with adjusting the pitch and/or the roll of the frame based on a magnitude of the monitored parameter differential to adjust an orientation of the frame relative to the ground.
US10838431B2 Aircraft vertical guidance
A method implemented by computer for the management of the descent of an aircraft, comprises the steps of: receiving a descent profile; determining a search band comprising a plurality of flight segments of the profile; and selecting a flight segment in the search band. Various selection criteria are described, in particular the consideration of the commands of pitch-up and/or separation with respect to the active segment (anticipation distance). Other developments comprise the fact that the search band is configurable, the consideration of the load factor, modalities of tangent capture (trajectory with no segment crossing), compliance with altitude constraints, the determination of capture parabola modeling the trajectory, as well as the activation of the segment selected as control reference. System aspects and software aspects are described.
US10838429B2 Method and system for locating a vehicle located within a parking area
A method for locating a vehicle situated within a parking area using a plurality of WLAN base stations each including an antenna array, the vehicle including a communication interface for communication with the WLAN base stations via a wireless WLAN communication network. The method includes receiving, via the respective antenna array, a radio signal sent by the communication interface of the vehicle via the wireless communication network; ascertaining a respective angle of incidence of the respective received radio signal relative to a respective normal of the antenna array; ascertaining a signal intensity of the respective received radio signal; and carrying out a triangulation using the ascertained angles of incidence and the ascertained signal intensities in order to locate the vehicle within the parking area. A corresponding system, a parking area, and a computer program are also described.
US10838426B2 Distributing a crowdsourced sparse map for autonomous vehicle navigation
Systems and methods are provided for distributing a crowdsourced sparse map for autonomous vehicle navigation. In one implementation, a method of generating a road navigation model for use in autonomous vehicle navigation may include receiving navigation information associated with a common road segment from a plurality of vehicles; storing the navigation information associated with the common road segment; generating at least a portion of an autonomous vehicle road navigation model for the common road segment based on the navigation information; and distributing the autonomous vehicle road navigation model to one or more autonomous vehicles for use in autonomously navigating along the common road segment. The autonomous vehicle road navigation model may include at least one line representation of a road surface feature extending along the common road segment, and each line representation may representing a path along the common road segment substantially corresponding with the road surface feature.
US10838422B2 Information processing method and information processing apparatus
An information processing method includes acquiring, from a device mounted on a vehicle, manual driving information indicating vehicle control for manual driving through a driving route section of the vehicle, acquiring from a device mounted on a vehicle, sensor information acquired via sensing on the vehicle through the driving route section. The information processing method further includes generating automated driving information indicating vehicle control for automated driving through the driving route section, based on the sensor information, and generating automated driving possibility information indicating a possibility of the automated driving through the driving route section, based on the manual driving information and the automated driving information.
US10838419B2 Method and apparatus for controlled omnidirectional movement of payloads
A payload platform includes a platform and a castor assembly coupled to the platform. The castor assembly includes a body, a first wheel coupled to the body, and a second wheel coupled to the body. The first wheel and the second wheel are individually actuatable. A sensor is coupled to the body. A control unit is operably coupled to the sensor and operably coupled to the first wheel and to the second wheel. The sensor detects an area surrounding the platform, determines presence of obstacles, and transmits a signal to the control unit corresponding to the area surrounding the platform. The control unit directs the first wheel and the second wheel to rotate in a prescribed manner so as to achieve a prescribed movement of the platform.
US10838417B2 Systems for implementing fallback behaviors for autonomous vehicles
Aspects of the disclosure relate to controlling a vehicle in an autonomous driving mode. The system includes a plurality of sensors configured to generate sensor data. The system also includes a first computing system configured to generate trajectories using the sensor data and send the generated trajectories to a second computing system. The second computing system is configured to cause the vehicle to follow a receive trajectory. The system also includes a third computing system configured to, when there is a failure of the first computer system, generate and send trajectories to the second computing system based on whether a vehicle is located on a highway or a surface street.
US10838416B1 Vehicle control handoff
A computer includes a processor and a memory storing instructions executable by the processor to, upon determining that a vehicle entered a geofenced area, start a timer; upon determining that a handoff of the vehicle from an operator to a remote server has not occurred since starting the timer and that the timer has exceeded a time threshold, determine whether the operator is absent based on data from sensors; and then, upon determining that the operator is absent, instruct the vehicle to follow a command received from the remote server.
US10838413B2 Systems and methods for multi-site performance monitoring of process control systems
A performance monitoring system enables users of computing devices to easily view performance indicators for any of a number of different process control sites. A computing device displays a graphical user interface (GUI) that enables a user to identity one or more process control sites he or she is interested in monitoring. The computing device communicates with one or more servers associated with the process control site(s) to receive and display a set of performance indicators tailored to the selected process control sites and to the user's interests. In some instances, the user selects multiple sites and the system acts as an aggregator that selects, prioritizes, and/or categorizes (based on any of a number of different factors) performance indicators to be provided to the user for the multiple sites.
US10838407B2 User interface for tool configuration and data capture
A programmable power tool and method and systems of programming a power tool using wireless communication. An external device having a processor and a transceiver establishes a communication link with the power tool. The external device receives, with the transceiver, a first mode profile stored on the power tool. The first mode profile is defined by a profile type and a first value associated with a parameter for executing the profile type. The external device displays a control screen including the profile type and the parameter at the first value, and receives a user input. The external device generates, in response to the user input, a second mode profile by modifying the parameter to be at a second value. The external device transmits, with the transceiver, the second mode profile to the power tool.
US10838406B2 Systems and methods for the patterning of material substrates
A system includes a computing device that generates at least one process script for the modification to a glass ceramic substrate and at least one pattern script that corresponds to the process script. The computing device also merges the process script with the pattern script and generates a plurality of command signals that are based on the merged process and pattern scripts. An energy source generates a plurality of light beams based on the generated command signal(s). A waveform apparatus generates at least one waveform signal to customize the generated light beams based on the generated command signal(s). At least one modulating component modulates the generated light beams based on generated command signal(s). An optical assembly is configured to apply the modulated plurality of light beams to the glass ceramic substrate. At least one motion stage encoder is configured to provide at least one three dimensional (3D) coordinate position of the optical assembly with respect to the motion control drive in order to coordinate application of the modulated light beams with a predefined spatial location.
US10838404B2 System and workstation for the design, fabrication and assembly of 3-dimensional constructs
Methods and systems for designing a volumetric model of a construct at a user interface through use of a 3-D design, fabrication and assembly system comprising a modeling component, a robotic assembly workstation component, and a workflow configuration module to generate, through the workflow configuration module, a 3-D print bill of materials for a rendered volumetric model; generate a workflow configuration model based on the 3-D print bill of materials, the model including an automated robot control scheme of a series of assembly order instructions to direct a multi-axis robot of the robotic assembly workstation component to print and/or assemble a construct; transmit the workflow configuration model to the robotic assembly workstation component with a print and/or assembly command in accordance with the automated robot control scheme; and print and/or assemble the construct with the multi-axis robot in accordance with the print and/or assembly command.
US10838402B2 Deformation-based additive manufacturing optimization
A system and method that relies on the principles of material science, deformable body mechanics, continuum mechanics and additive manufacturing to reduce the costs associated with additive manufacturing. Physical properties are used by numerical solution methods, such as the Finite Element Method (FEM) or Smooth Particle Hydrodynamics (SPH), to deform an original model of an object to be manufactured into a viable configuration that reduces fabrication material, time, and cost when manufacturing an object through additive manufacturing.
US10838400B2 Toolpath generation by demonstration for computer aided manufacturing
Methods, systems, and apparatus, including medium-encoded computer program products, for computer aided design and manufacture of physical structures using toolpath generation by demonstration include, in one aspect, a method including: receiving a user specified path traced in reference to geometry of a modeled object to be manufactured by a computer-controlled manufacturing system, wherein the user specified path is a spatial representation of a desired toolpath; synthesizing candidate toolpaths for the geometry of the modeled object using variations of at least one toolpath parameter; measuring similarities between the candidate toolpaths and the user specified path, including comparing at least a spatial similarity between the candidate toolpaths and the user specified path; suggesting at least some of the candidate toolpaths based on the measured similarities; and determining a toolpath for use when manufacturing the modeled object in accordance with user input regarding the at least some of the candidate toolpaths.
US10838396B2 Connecting robotic moving smart building furnishings
In one embodiment, a device in a network receives a set of sensor data from a plurality of sensors deployed in a location. The device determines a physical layout for furnishings in the location based on the received set of sensor data. One or more of the furnishings is equipped with one or more actuators configured to move the equipped furnishing in one or more directions. The device generates an instruction for the one or more actuators of a particular one of the furnishings based on the determined physical layout for the furnishings. The device sends the instruction to the one or more actuators of the particular furnishing, to implement the determined physical layout.
US10838395B2 Information processing device
An information processing device controls operation trouble or a calculation amount related to a machine interference check by automatically creating a three-dimensional model optimal for the machine interference check. The information processing device optimizes, for the interference check, three-dimensional model data of a machine including a plurality of structures. The information processing device includes a check object selection unit that performs selection among the structures, and a model creating unit that creates three-dimensional model data for an interference check which data includes the selected structure. Since the information processing device can generate three-dimensional model data optimized for an interference check, there is no trouble for a user to create new three-dimensional model data by himself/herself, and a simple and effective interference check can be realized.
US10838392B2 Modeling and compensation method for the spindle's radial thermal drift error in a horizontal CNC lathe
The invention provides a method for modeling and compensating for the spindle's radial thermal drift error in a horizontal CNC lathe, which belongs to the field of error compensation technology of CNC machine tools. Firstly, the thermal drift error of two points in the radial direction of the spindle and the corresponding temperature of the key points are tested; then the thermal inclination angle of the spindle is obtained based on the thermal tilt deformation mechanism of the spindle, and the correlation between the thermal inclination angle and the temperature difference between the left and right sides of the spindle box is analyzed. According to the positive or negative thermal drift error of the two points that have been measured and the elongation or shortening of the spindle box on the left and right sides, the thermal deformation of the spindle is then classified and the thermal drift error model under various thermal deformation attitudes is then established. Then the influence of the size of the machine tool's structure on the prediction results of the model is analyzed. In real-time compensation, the thermal deformation attitude of the spindle is automatically judged according to the temperature of the key points, and the corresponding thermal drift error model is automatically selected to apply the compensation to the spindle. The method is used to distinguish the thermal deformation attitude of the spindle in a CNC lathe, and the thermal deformation mechanism is used to predict the radial thermal drift error of the spindle.
US10838388B2 Scent schedule based on relatedness of scent delivery devices in a scent delivery system
A scent delivery system includes first and second scent delivery units and a central controller. The central controller is configured to generate command data capable of affecting operation of at least the first and second units based on one or more scenting schedules. The central controller is also configured to determine a relatedness and an order of priority between the units, and determine whether a desired activation time for the first unit overlaps at least partially with a desired activation time for the second unit. Based upon a determination that the first unit is related to the second unit and that a desired activation time for the first unit overlaps at least partially with a desired activation time for the second unit, the central controller is further configured to coordinate activity level of each of the first and second delivery units during the overlapping activation time according to the order of priority.
US10838387B2 Automatic strategy determination for computer aided manufacturing
A method for automated manufacturing strategy generation can include: identifying features of a desired part from a virtual model; and determining a tactic strategy based on the identified features. The method can additionally include: determining a toolpath primitive for each tactic; combining the toolpath primitives for the tactics to generate a master toolpath; and translating the master toolpath into machine code.
US10838385B2 Method for automatic switching of a communication resistor of a hart device in or out
Method for automatic switching of a communication resistor of a HART device in or out, wherein the method comprises steps as follows: transmitting a test signal on an electrical current loop; reading from the electrical current loop a test voltage signal, which is based on the transmitted test signal; comparing the test voltage signal with a reference signal; connecting the communication resistor into the electrical current loop when the test voltage signal exceeds the reference signal.
US10838379B2 Home energy management and control system, controller, and method based on user occupancy and non-transitory computer-readable recording medium
A controller stores an apparatus-room association table in which an apparatus installed in a home is associated with a room in the home, and stores a room-user association table in which the room in the home is associated with the user. The controller determines whether the user is inside the home, and updates a user status. When the user status changes, the controller determines the apparatus corresponding to the user whose user status has changed, and controls the determined apparatus to execute a predetermined process based on the apparatus-room association table and the room-user association table.
US10838374B2 Automatically changing ergonomic conditions
For automatic operation of an ergonomic equipment according to dynamic workplace conditions, an activity being performed in a workplace by a person at a first time is determined based on an input from a data processing system. A group is selected corresponding to the activity. An ergonomic policy is modified to form a modified ergonomic policy. The ergonomic policy applies to the activity, and the modification is based on a condition existing in the workplace at the first time of the person performing the activity. Independent of a participation of the person, and when the person is not in compliance with the modified ergonomic policy, an ergonomic control is activated. The ergonomic control causes a change in an ergonomic feature of the ergonomic equipment, the change causing the person to become compliant with the modified ergonomic policy.
US10838373B2 Automatically changing ergonomic conditions
For automatic operation of an ergonomic equipment according to dynamic workplace conditions, an activity being performed in a workplace by a person at a first time is determined based on an input from a data processing system. A group is selected corresponding to the activity. An ergonomic policy is modified to form a modified ergonomic policy. The ergonomic policy applies to the activity, and the modification is based on a condition existing in the workplace at the first time of the person performing the activity. Independent of a participation of the person, and when the person is not in compliance with the modified ergonomic policy, an ergonomic control is activated. The ergonomic control causes a change in an ergonomic feature of the ergonomic equipment, the change causing the person to become compliant with the modified ergonomic policy.
US10838372B2 Surgical instrument with rapid post event detection
A surgical instrument is disclosed, the instrument including: a handle assembly; a jaw assembly including a staple cartridge containing a plurality of staples and an anvil to form the plurality of staples upon firing; a lockout mechanism configured to prevent reuse of the jaw assembly; a drive assembly at least partially located within the handle and connected to the jaw assembly; a motor operatively coupled to the drive assembly; and a controller operatively coupled to the motor, the controller configured to control supply of electrical current to the motor and to monitor a current draw of the motor, wherein the controller is further configured to terminate the supply of electrical current to the motor in response to a drop in the current draw.
US10838364B2 Mechanical timepiece oscillator which is isochronous in all positions
A mechanical oscillator with an inertia element oscillating about a virtual pivot axis of fixed position with respect to a fixed base to which it is suspended by several flexible connections, each including a deformable compass-like member including elastic strips forming a first arm fixed to a base and a second arm fixed to the inertia element, joined at a reversal edge defining a apex of the deformable compass-like member, wherein in an unstressed rest state of the oscillator, the projection of the apex is on a first side of the pivot axis, opposite to a second side where the ends of the first and second arms are projected.
US10838360B2 Variable shear with volume holograms
An optical device including a first rigid substrate, a flexible holographic optical element, a transparent flexible material having a variable shear transmission property across an in-plane direction of the flexible holographic optical element, and a second rigid substrate, where the flexible holographic optical element and the transparent flexible material are located between the first and second rigid substrates, where the variable shear transmission property of the transparent flexible material transmits variable amounts of a shear force applied to the first or second rigid substrates across the in-plane direction of the flexible holographic optical element.
US10838359B2 Hologram reproducing apparatus and method thereof
A hologram reproducing apparatus is provided that includes a display configured to display a hologram pattern and emit a write beam corresponding thereto, a relay lens disposed at a front surface of the display and comprising an array of microlenses each focusing the write beam, a spatial light modulator (SLM) disposed at a front surface of the relay lens, configured to write the hologram pattern according to the focused write beam and modulate a reproduction beam into a plurality of diffraction beams if the reproduction beam is incident, a light guide plate disposed between the relay lens and the SLM and configured to guide the reproduction beam toward the SLM, a filter disposed at a front surface of the SLM and configured to filter the plurality of diffraction beams and the write beam, and a lens configured to focus the plurality of diffraction beams filtered through the filter.
US10838358B2 Image forming apparatus that has sheet sensor
An image forming apparatus comprises a light-emission unit, a reflecting member, a light-receiving unit, a detection unit, a ventilation unit configured to send air to the reflecting member, and a control unit. The control unit adjusts at least one of an operation duration and an airflow rate of the ventilation unit, in accordance with a detection signal outputted by the light-receiving unit when a sheet is not at a position where light crosses a conveyance path.
US10838357B2 Image forming apparatus
In an image forming apparatus, a removal unit includes a sheet member that has elasticity and contacts a rotator, and an absorption member that is thicker than the sheet member and arranged opposite to the rotator via the sheet member to absorb a water droplet, and the absorption member absorbs the water droplet removed by the sheet member from the rotator.
US10838354B2 Image forming apparatus including drum cartridge including swing plate configured to support developing cartridge
An image forming apparatus includes an apparatus main body, a drum cartridge, and a developing cartridge. The apparatus main body is formed with an opening. The drum cartridge includes a photosensitive drum and is configured to be installed into the apparatus main body through the opening. The developing cartridge includes a developing roller and is configured to be installed into the drum cartridge. The drum cartridge includes a swing plate configured to support the developing cartridge installed in the drum cartridge. The swing plate is configured to swingably move such that the developing roller moves relative to the photosensitive drum. The swing plate includes a first guide configured to guide installation of the developing cartridge into the drum cartridge.
US10838352B2 Image forming apparatus provided with contacting-separating member capable of moving developing roller relative to photosensitive drum
An image forming apparatus includes: a casing; photosensitive drums juxtaposed with each other in a juxtaposed direction; developing units each including a developing roller; an opening-closing member; and a first contacting-separating member. The opening-closing member is movable between an open position and a closed position. The first contacting-separating member is provided at the opening-closing member and movable relative to the casing in the juxtaposed direction for moving, in a state where the opening-closing member is at the closed position, the developing roller between an adjacent position adjacent to or in contact with the corresponding photosensitive drums and a separated position spaced apart from the corresponding photosensitive drums.
US10838350B2 Image forming apparatus, image forming cartridge supporter, and image forming unit
An image forming apparatus has a body frame and a slide frame. The slide frame is configured to be pulled out from the body frame along a sliding direction. A plurality of image forming cartridges is detachably mounted on the slide frame. A plurality of electrode members is mounted on the slide frame and aligned along the sliding direction so as to correspond to the image forming cartridges. A body-side contact portion of each of the electrode members is electrically connected to the body frame. A cartridge-side contact portion of the electrode member is electrically connected to the image forming cartridge. The image forming cartridge is connected to the body via the corresponding electrode member when the slide frame mounting the image forming cartridges is inserted to the body frame.
US10838349B2 Developing device
An image forming apparatus includes a power source, a developing cartridge including a developing rotating member to carry a developer to develop an electrostatic latent image formed on an image bearing member, and a motor configured to rotationally drive the developing rotating member. A supporting frame, dismountably mounted to the image forming apparatus, dismountably supports the developing cartridge and dismountably supports the motor. In addition, an electrical contact, provided on the supporting frame, electrically contacts to the power source to supply electric power to the motor in a state that the supporting frame is mounted to the image forming apparatus, and a drawer portion dismountably supports the supporting frame and is capable of being pulled out from the image forming apparatus to dismount the supporting frame from the image forming apparatus in a state that the supporting frame is supported.
US10838348B2 Developing cartridge including developing gear cover
A developing cartridge includes: a housing having first and second sidewalls through which respective end portions of a developing roller shaft are rotatably inserted; a developing gear, which is arranged outside of the first sidewall, and which is fixed to the end portion of the developing roller shaft; a transmission gear, which is arranged outside of the first sidewall, and which transmits driving force to the developing gear; a first cover member, which is attached to the first sidewall, and which covers the transmission gear; and a second cover member, which is attached to the first sidewall, and which covers the developing gear from an outer side in the axis line direction. The second cover member is formed separately from the first cover member and is arranged side by side with the first cover member outside of the first sidewall.
US10838345B2 Image forming apparatus
An image forming apparatus, includes (1) a medium holding unit that holds a recording medium; (2) a guide member configured to be movable, that sets a medium path of the recording medium fed from the medium holding unit as a predetermined path by being locked in a predetermined position, and that is unlocked by a tension of the recording medium; (3) a first conveyance member that is arranged downstream of the medium path of the guide member, and conveys the recording medium; and (4) an image forming unit that forms an image to the recording medium conveyed by the first conveyance member.
US10838344B2 Splice detection
Certain examples described herein relate to splice detection. In certain cases, a splice is detected in a web being conveyed towards a transfer member of the printing system. In certain cases, a print frame is identified from a sequence of pending print frames using successive repeat lengths of the sequence and a distance of the splice from the transfer member. The identified print frame is to be transferred from the transfer member across the splice. In certain cases, writing of the identified print frame onto a photo-imaging plate of the printing system is deferred. In certain examples, the web is disengaged from the transfer member following transfer of an image of a print frame preceding the identified print frame. The web is re-engaged with the transfer member so as to transfer an image of the identified print frame to the web from the transfer member after the splice is conveyed beyond the transfer member.
US10838343B2 Image forming apparatus
An image forming apparatus includes a storage unit to store recording sheets, an image forming unit, an insertion unit, including an interleaving sheet tray on which an interleaving sheet is to be stacked, and to insert the interleaving sheet fed from the interleaving sheet tray between recording sheets conveyed from the image forming unit. The control unit selects between a first mode and a second mode to execute based on a detected remaining amount of recording sheets in the storage unit. The first mode is a mode for feeding the interleaving sheet, which is to be inserted, from the interleaving sheet tray regardless of whether a presence of the recording sheet in the storage unit is detected. The second mode is a mode for feeding the interleaving sheet from the interleaving sheet tray based on that presence of the recording sheet in the storage unit is detected.
US10838340B2 Image forming apparatus
An image forming apparatus includes an image forming unit, an image heating device, a filter, a display unit, and a controller. When an image forming operation of the image forming unit starts and an ambient temperature outside the image forming apparatus is a first temperature, the controller sets, after the image forming operation starts, a first period that begins after detected ambient temperature inside the image forming apparatus reaches a predetermined temperature and ends when filter replacement information is displayed on the display unit. When the image forming operation starts and the outside ambient temperature is a second temperature higher than the first temperature, the controller sets, after the image forming operation starts, a second period that is shorter than the first period and begins after the detected inside ambient temperature reaches the predetermined temperature and ends when the filter replacement information is displayed on the display unit.
US10838338B2 Image forming apparatus including a chipped part to block the transmission of heat
An image forming apparatus includes an image carrying member including a transfer belt or a photosensitive drum, a transfer unit configured to transfer a toner image carried on the image carrying member to a recording medium, a fixing unit disposed above the transfer unit and configured to heat and pressurize the toner image transferred to the recording medium and fix the toner image to the recording medium, a body stay having an opposing wall facing a side surface of the fixing unit, and a positioning part provided on the opposing wall and configured to perform positioning of the fixing unit. A chipped part is provided below the positioning part in the body stay and blocks transmission of heat transmitted from the fixing unit to the body stay via the positioning part.
US10838333B2 Image forming apparatus capable of suppressing generation of noise upon turning on image forming apparatus
An image forming apparatus includes: a fixing member; a holding member; and a cam member. The holding member holds the fixing member such that the fixing member can be displaced between a pressure contact position and a separation position. The cam member is rotatable about an axis in a first direction and a second direction. A distance between a cam surface of the cam member and the axis is reduced in the second direction. A part of the cam surface is in contact with the holding member at a first position in a state where the fixing member is at the separation position, and away from the holding member at a second position in a state where the fixing member is at the pressure contact position. The first direction is opposite to a direction from the first position to the second position about the axis with a smaller central angle.
US10838332B2 Image heating device
A fixing device includes a heating rotating member having a conductive layer and an exposed portion in which the conductive layer is partially exposed, and a roller including a metal core and an elastic portion, the roller forming a nip portion with the heating rotating member, the elastic portion being elastically deformed in a region where the nip portion is formed, wherein an annular conductive member provided in a longitudinal end portion of the metal core is in contact with the exposed portion of the heating rotating member while elastically deformed, and wherein in a state where the roller is not mounted to the fixing device, an outer diameter of the conductive member is smaller than an outer diameter of the elastic portion.
US10838329B2 Image heating apparatus and image forming apparatus for controlling a temperature of a first heating element and a second heating element
An image heating apparatus includes first and second heat generating elements arranged adjacent to each other, and a control portion that controls power supplied to the first and second heat generating elements, and that is capable of individually controlling the first and second heat generating elements, the first and second heat generating elements being respectively controlled so as to maintain a control temperature. When an image exists in a second region on the recording material heated by the second heat generating element, and an image does not exist in a first region on the recording material heated by the first heat generating element, the control portion sets the control temperature of the second heat generating element, when heating the second region, in accordance with a distance between an end section of the image in the second region and a boundary of the first region and the second region.
US10838328B2 Image forming apparatus that controls a setting used for temperature control based on thermal history information
Provided is an image forming apparatus, having: a fixing portion which includes a plurality of heating elements and heats a plurality of heating regions independently using the plurality of heating elements respectively so as to fix an image formed on a recording material to the recording material; an acquiring portion which acquires information on an image formed on a recording material, and thermal history information on a plurality of regions corresponding to the plurality of heating regions in the fixing portion respectively; and a control portion which controls heating of the heating regions by the fixing portion. The control portion corrects a control setting used for the temperature control of the heating regions, based on the thermal history information on a region of the fixing portion corresponding to a thermal history calculating region generated by dividing each of the heating regions in a direction orthogonal to the transport direction.
US10838325B2 Controlling engagement force
Measures for controlling an engagement force between a photo imaging plate and a developer roller in a printing device are described. A motor is operated to generate rotational motion. The rotational motion is translated into linear motion. The linear motion causes an adjustment to the engagement force between the developer roller and the photo imaging plate. A characteristic of the motor is monitored. The motor is controlled on the basis of the monitored characteristic in order to maintain a desired engagement force between the developer roller and the photo imaging plate.
US10838324B2 Developer roller for liquid electrophotographic printing
In one example, a developer roller for liquid electrophotographic printing includes a cylindrical metal inner core, a rigid conductive plastic outer core surrounding the inner core, and a compliant exterior surrounding the outer core.
US10838323B2 Image forming apparatus
An image forming apparatus includes a notification portion configured to notify replenishment information for prompting replenishing a developing container with developer in a case where an index is equal to or larger than a preset threshold value. The index is set such that the index increases in accordance with rotation of the developer bearing member and decreases in accordance with replenishment of the developing container with the developer. An amount of increase of the index per predetermined amount of rotation of the developer bearing member is larger in a case where an amount of the developer in the developing container is smaller. An amount of decrease of the index according to the replenishment of the developing container with the developer is larger in a case where an amount of replenished developer is larger.
US10838318B2 Optical scanning apparatus and image forming apparatus
An optical scanning apparatus includes a deflector to deflect laser light emitted from a light source for scanning, and a detection unit attached to a substrate provided with a through-hole for the detection unit to receive laser light that has passed through the through-hole. The substrate is attached to an optical box that is to store the deflector. The detection unit detects the laser light to control an irradiation position on a scanned surface of the laser light reflected by the deflector. The optical box is provided with a passing portion to guide the laser light emitted from the light source to the detection unit, and protruded portions disposed around the passing portion and protruded toward the substrate side. The substrate is attached to the optical box in a state where the protruded portions are engaged with walls forming the through-hole.
US10838315B2 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
An electrophotographic photosensitive member having a protective layer wherein the density unevenness among output images is reduced with abrasion resistance maintained is provided. The present invention is an electrophotographic photosensitive member having a support, a photosensitive layer and a protective layer in this order, wherein the protective layer has a triarylamine structure and a cyclic structure represented by the formula (1) or (2): and an A value expressed by expression (4), A=S1/S2, wherein, in expression (4), S1 is a peak area based on in-plane deformation vibration of terminal olefin (CH2═), and S2 is a peak area based on stretching vibration of C═O among peak areas of a spectrum obtained by measuring a surface of the protective layer by total reflection Fourier transform infrared spectroscopy using Ge as an internal reflection element and using a measurement condition of 45° as an incidence angle is from 0.065 to 0.100.
US10838314B2 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
The electrophotographic photosensitive member includes an undercoat layer and a surface layer on or above a support in this order, in which the undercoat layer contains metal oxide particles and a specific binder resin, the surface layer contains a charge transporting substance, fluororesin particles, and a specific binder resin, an arithmetic average roughness Ra of a surface of the undercoat layer is 0.15 μm or less, a refractive index (a) of the metal oxide particles and a refractive index (b) of the binder resin contained in the undercoat layer satisfy a specific relationship, and a refractive index (c) of the binder resin contained in the surface layer and a refractive index (d) of the fluororesin particles satisfy a specific relationship.
US10838311B2 Coating and developing apparatus and coating and developing method
A coating and developing apparatus includes: a processing block having a plurality of substrate transport areas vertically stacked and partitioned from each other; a processing module provided in each of the plurality of substrate transport areas; a transport mechanism configured to transport a substrate between the transport block and the processing module; a temperature adjustment module configured to adjust a temperature of the substrate before the substrate is transported to at least one processing module among the plurality of the processing modules; a temperature sensor configured to detect an atmospheric temperature of at least one substrate transport area; and a temperature controller configured to change the temperature of the substrate in the temperature adjustment module based on the atmospheric temperature detected by the temperature sensor.
US10838307B2 Apparatus and method for operating an apparatus
An apparatus, for example a lithography apparatus or a multi-mirror system, includes comprises a radiation source for generating radiation, a plurality of optical components for guiding the radiation in the apparatus, a plurality of actuator/sensor devices for the optical components, and a drive device for driving the actuator/sensor devices.
US10838306B2 Optical system, in particular for a microlithographic projection exposure apparatus
A microlithographic projection exposure apparatus optical 22 system includes a first reflective surface and at least one second reflective surface, each in the optical beam path. The first reflective surface is movable for the correction of an aberration that occurs during the operation of the optical system. The optical system is configured in so that, during the travel movement of the first reflective surface, the relative position of the first reflective surface and of the second reflective surface is maintainable in a stable manner. Either the first reflective surface and the second reflective surface directly succeed one another in the optical beam path, or there are only reflective optical elements between the first reflective surface and the second reflective surface.
US10838304B2 Priming material for organometallic resist
Semiconductor systems and methods are provided. In an embodiment, a method of film formation includes receiving a substrate, dispensing a priming material on the substrate, and applying an organometallic resist solution over the priming material on the substrate, thereby forming an organometallic resist layer over the priming material. The priming material includes water.
US10838303B2 Resist underlayer film forming composition for lithography containing hydrolyzable silane having carbonate skeleton
A resist underlayer film forming composition for lithography for forming a resist underlayer film that can be used as a hard mask, including: a hydrolyzable silane, a hydrolysis product thereof, a hydrolysis condensate thereof, or a combination thereof as a silane, wherein the hydrolyzable silane includes at least one hydrolyzable silane selected from the group made of hydrolyzable silanes of Formula (1), Formula (2), and Formula (3): A method for producing a semiconductor device including: forming an organic underlayer film on a semiconductor substrate; applying the resist underlayer film forming composition onto the organic underlayer film and baking the composition to form a resist underlayer film; applying a resist film forming composition onto the resist underlayer film to form a resist film; exposing the resist film to light; developing the resist film after exposure to obtain a resist pattern; and etching in this order.
US10838298B2 Microlithographic fabrication of structures
Asymmetric structures formed on a substrate and microlithographic methods for forming such structures. Each of the structures has a first side surface and a second side surface, opposite the first side surface. A profile of the first side surface is asymmetric with respect to a profile of the second side surface. The structures on the substrate are useful as a diffraction pattern for an optical device.
US10838297B2 Method of making a nanostructured cylindrical roll
A method of patterning a cylindrical tool, including providing a stamp including a base and a layer of solid state ionic conductor thereon, applying a negative of a predetermined pattern of features on a major surface of the solid state ionic conductor, providing a cylindrical tool having a metallic surface positioned proximate the stamp, and applying an electric field between the metallic surface and a cathode while moving the stamp against the metallic surface in rolling line contact so as to impart the predetermined pattern of features onto the metallic surface, wherein the cathode is either the base or a conductive element positioned adjacent to the base. The positive of the predetermined pattern of features may include a multiplicity of nano-sized features.
US10838282B2 Optical ring circuit with electrical filter
An optical ring circuit for modulating light from a light source into an optical signal includes a ring modulator located near a waveguide to couple a light propagating the waveguide, the ring modulator including a pair of electrodes, a signal generator to transmit an electrical signal corresponding to the optical signal, a filter circuit to generate an output signal, wherein the filter circuit includes an adder unit and at least one tap unit having a delay unit and a coefficient unit, wherein the adder unit adds the electrical signal from the signal generator and a signal passed from the tap unit for pre-compensating signal components of the electrical signal by at least twice delay time of the delay unit, and a driver circuit to apply a voltage to the electrodes based on the output signal.
US10838276B2 Liquid crystal display device
A liquid crystal display device includes a plurality of gate lines and data lines that intersect each other on a substrate and define a plurality of sub-pixels, a plurality of common electrodes and pixel electrodes that are alternately disposed within the sub-pixels, a first thin film transistor comprising a first gate electrode connected to the gate line, a first source electrode connected to the data line, and a first drain electrode connected to the pixel electrode, a first common line applied with a first common voltage, and a second thin film transistor comprising a second gate electrode connected to the gate line, a second source electrode connected to the first common line, and a second drain electrode connected to the common electrode.
US10838268B2 Pixel structure
A pixel structure includes a first, second and third electrode layers and a switch element. The second electrode layer is disposed above the first electrode layer and includes a first and second main body portions and a first and second branch portions. The first main body portion and the first branch portion extend in a first direction. The first branch portion protrudes from the first to second main body portion. The second branch portion protrudes from the second to first main body portion. The third electrode layer is disposed above the second electrode layer and includes a third and fourth main body portion and a third branch portion. The third and fourth main body portions extend in the first direction. The third branch portion connects the third to fourth main body portion. The switch element is electrically connected to the first or third electrode layer.
US10838249B2 Vehicle display apparatus
A backlight is located on an incident side of a liquid crystal cell with a space. A first polarizing plate between the liquid crystal cell and the backlight is spaced from the liquid crystal cell. A second polarizing plate is located on an outgoing side of the liquid crystal cell. A light guiding plate is located between the liquid crystal cell and the first polarizing plate with a space from the liquid crystal cell to transmit a part of light and to guide the light to enter the liquid crystal cell. The display unit and the emitting unit are separately provided. The polarizing axes of the first polarizing plate and the second polarizing plate extend in different directions. When linearly polarized light after passing through the first polarizing plate enters the second polarizing plate, the second polarizing plate shuts off the linearly polarized light.
US10838242B2 Display device with protection plate having larger rear surface area than front surface of front substrate area
A display device is disclosed. The display device of present invention may comprise a display panel including a front substrate and a rear substrate, the rear substrate coupled with a rear portion of the front substrate; a frame coupled with the display panel, the frame positioned at a rear of the display panel; a back cover coupled with the frame, the back cover positioned at a rear of the frame; a guide panel coupled with at least one of a side portion of the frame and a side portion of the back cover; and a support clip, wherein an end of the support clip is coupled with the frame, at least a portion of the support clip is in contact on the guide panel. The display device may prevent a deformation of the guide panel.
US10838241B1 Panel sounding display device
A panel sounding display device including a display panel and a vibrating layer disposed within a display region of the display panel. The vibrating layer is used for vibrating the display panel to emanate sounds.
US10838240B2 Electro-absorption modulator
An optoelectronic device comprising: a silicon-on-insulator (SOI) substrate, the substrate comprising: a silicon support layer; a buried oxide (BOX) layer on top of the silicon support layer; and a silicon device layer on top of the BOX layer; a waveguide region, where a portion of the silicon device layer and a portion of the BOX layer underneath the portion of the device layer have been removed, the portion of the BOX layer having been replaced with a layer of silicon and a layer of crystalline oxide on top of the silicon; and a waveguide structure located directly on top of the crystalline oxide layer, the waveguide structure including a P doped region, and an N doped region with an intrinsic region in-between, creating a PIN junction across which a bias can be applied to create a modulation region.
US10838238B2 Aromatic polycarbonate polarising lens
Provided is a polarizing lens which is excellent in terms of impact resistance, outer appearance and prevention of eye strain and which exhibits little variation in color tone and transmittance during formation. The polarizing lens is formed by stretching a polyvinyl alcohol film and dyeing it with a dichroic dye, bonding an aromatic polycarbonate sheet to both surfaces of the film by means of an adhesive layer, and then inserting a polarizing sheet, bent to have a spherical or aspherical surface, into a mold, and injecting aromatic polycarbonate thereto, wherein the area in which the dichroic dye seeps from the surface of the polyvinyl alcohol film is not more than a quarter of the thickness of the polyvinyl alcohol film.
US10838236B2 High plus treatment zone lens design and method for preventing and/or slowing myopia progression
Contact lenses incorporate high plus or add power profiles that at least one of slow, retard or preventing myopia progression and minimize halo effect. The lens includes a center zone with a negative power for myopic vision correction; and at least one treatment zone surrounding the center zone, the at least one treatment zone having a power profile that increases from an outer margin of the center zone to a positive power within the at least one treatment zone of greater than +5.00 D.
US10838232B2 Eye-mounted displays including embedded solenoids
An augmented reality system may include an electronic contact lens and a power source. In order to enable the wireless transfer of power and data between the contact lens and the power source, one or both of the contact lens and the power source may contain solenoids. When current is driven through an embedded solenoid of the power source, the solenoid can produce a time-varying magnetic field. Likewise, when an embedded solenoid of the contact lens is in the presence of a time-varying magnetic field, a current is induced within the solenoid that may be used to power electronic components within the contact lens. Multiple solenoids may be embedded within the power source or the contact lens at positions and orientations that enable the contact lens to wirelessly receive power from a magnetic field produced by the power source at a variety of orientations.
US10838231B2 Progressive spectacle lens having a variable refractive index and method for the design and production thereof
A product includes a progressive power spectacle lens or a representation, stored on a data storage medium, of the progressive power spectacle lens. The progressive power spectacle lens has a front surface and a back surface and a spatially varying refractive index, wherein the front surface and/or the back surface is embodied as a progressive surface. The front surface is formed as a free-form surface in such a way that the maximum of the absolute value of the mean curvature of the front surface lies in the intermediate corridor and/or the back surface is formed as a free-form surface in such a way that the minimum of the absolute value of the mean curvature of the back surface lies in the intermediate corridor. Further, a computer-implemented method for planning a progressive power spectacle lens with a spatially varying refractive index and a progressive surface is disclosed.
US10838227B2 Vehicle-mounted device and vehicle system
In a vehicle-mounted device configured to be mounted on a vehicle for providing a service, a projector projects, based on data of a three-dimensional image related to the service, the three-dimensional image in the air above the vehicle.
US10838225B2 Three-dimensional display device
A three-dimensional display device having an imaging space, wherein an up-conversion material is disposed inside the imaging space, a first light source that emits light toward the imaging space in a first direction, and a second light source that emits light toward the imaging space in a second direction. When the three-dimensional display device is operating, the light from the first light source and the light from the second light source intersect in the imaging space to form a convergence line or light convergence plane, such that the up-conversion material on the convergence line or in the convergence plane is excited to emit light.
US10838223B2 Stereoscopic display device having a barrier panel
A stereoscopic display device having a barrier panel is provided. The barrier panel may include lower channels between a lower barrier substrate and a channel insulating layer. The lower channels may be disposed between upper channels which is disposed on the channel insulating layer. Each of the lower channels may include a first sub-channel, a second sub-channel and a lower insulating layer. The lower insulating layer of each lower channel may cover an end region of the first sub-channel of adjacent lower channel. The second sub-channel of each lower channel may be connected to another end region of the first sub-channel. The second sub-channel may be extended along a side wall of the lower insulating layer. Thus, in the stereoscopic display device of the present disclosure, a distance between the lower channels may be minimized.
US10838219B2 Light apparatus for generating light beams with multiple lens
A light apparatus for providing a light beam contains a driver circuit, a LED plate, a central lens, a surrounding lens. The LED plate has a luminous area to emit light. The central lens has a bottom surface and a top surface. The bottom surface of the central lens faces to the luminous area. The top surface has multiple lens. The surrounding lens has a surrounding surface connecting to and surrounding the top surface of the central lens. The surrounding lens has a lateral part gradually climbing upwardly away from the luminous area. There are multiple refraction lens disposed on the lateral part.
US10838217B2 Laser diode collimator and a pattern projecting device using same
An optical collimating unit is provided that comprises a laser unit, and a lens having three optical surfaces, being a first refractive surface, a second reflective surface and a third refractive surface. Also provided is a light projection device comprising an optical collimating unit that comprises a laser unit, a lens and an optical component configured to shape laser beams being emitted into respective desired light patterns.
US10838215B2 Head-mounted display apparatus, display control method, and computer program
Provided is a head-mounted display apparatus including: a display unit configured to display each of virtual screens that is set to each of a plurality of predetermined focal lengths; a distance-specific image generation unit configured to generate distance-specific display images for displaying, on the virtual screens, a display object representing an object to be displayed present between two focal lengths next to each other of the plurality of focal lengths; and a display controller configured to display each of the generated distance-specific display images on the virtual screen corresponding to a focal length far in a direction of a field of view of a user wearing the head-mounted display apparatus, out of the two focal lengths next to each other.
US10838213B2 Display device
A display device includes a light source, a first optical system, a first mirror, a changing element, and a second optical system. The light source emits a light beam. The first optical system converts the light beam emitted from the light source into a collimated light beam. The first mirror reflects the light beam coming through the first optical system while rotating around a first axis. The changing element changes a traveling direction of the light beam reflected by the first mirror. The second optical system deflects the light beam coming through the changing element. The changing element changes the traveling direction of the light beam such that an angle of the light beam in the traveling direction which has been reflected by the first mirror is changed more greatly in a peripheral section than in a central section.
US10838211B2 Maintenance support device and maintenance support system for factory equipment
A maintenance support device includes: an image analysis unit configured to extract information indicating an operational state of a piece of factory equipment, based on a real image acquired by an image capture unit of a head-mounted display including a display unit and an image capture unit configured to acquire a real image; a data storage unit configured to store the information indicating the operational state; a data analysis unit configured to determine whether or not an abnormality has occurred in a piece of factory equipment, based on the stored information indicating the operational state; and a display control unit to cause the display unit to display the augmented reality image in which an additional image is superimposed on the real scene, the additional image indicating maintenance information for the piece of factory equipment with respect to which the data analysis unit has determined that an abnormality has occurred.
US10838210B2 Imaging modification, display and visualization using augmented and virtual reality eyewear
A display system can include a head-mounted display configured to project light to an eye of a user to display augmented reality image content to the user. The display system can include one or more user sensors configured to sense the user and can include one or more environmental sensors configured to sense surroundings of the user. The display system can also include processing electronics in communication with the display, the one or more user sensors, and the one or more environmental sensors. The processing electronics can be configured to sense a situation involving user focus, determine user intent for the situation, and alter user perception of a real or virtual object within the vision field of the user based at least in part on the user intent and/or sensed situation involving user focus. The processing electronics can be configured to at least one of enhance or de-emphasize the user perception of the real or virtual object within the vision field of the user.
US10838208B2 Beam expander with a curved reflective polarizer
A beam expander including a partial reflector, a reflective polarizer curved about two orthogonal axes and a quarter wave retarder disposed between the reflective polarizer and the partial reflector is described. The beam expander is adapted to receive an input light beam incident on the partial reflector and transmit an expanded output light beam. Illuminators and projection systems including the beam expander are described.
US10838207B2 Systems and methods for augmented reality
An augmented reality display system includes an electromagnetic field emitter to emit a known magnetic field in a known coordinate system. The system also includes an electromagnetic sensor to measure a parameter related to a magnetic flux at the electromagnetic sensor resulting from the known magnetic field. The system further includes a depth sensor to measure a distance in the known coordinate system. Moreover, the system includes a controller to determine pose information of the electromagnetic sensor relative to the electromagnetic field emitter in the known coordinate system based at least in part on the parameter related to the magnetic flux measured by the electromagnetic sensor and the distance measured by the depth sensor. In addition, the system includes a display system to display virtual content to a user based at least in part on the pose information of the electromagnetic sensor relative to the electromagnetic field emitter.
US10838205B2 Head mounted display, control method thereof, and computer program
A head mounted display includes a plurality of vibrators disposed in a device main body which is attached to a head and includes a display unit that displays an image, and a control unit that individually controls the plurality of vibrators.
US10838204B2 Head up display appratus for vehicle
A head-up display apparatus for a vehicle may include: a housing defining an interior space, with an entrance formed on a side of the housing; a holder unit coupled at a side thereof to a combiner; a moving unit located in the interior space of the housing, rotatably coupled to the holder unit, and reciprocating in one direction to cause the combiner to be accommodated in the interior space of the housing or to be exposed to an outside through the entrance of the housing; a driving unit coupled to the moving unit to move the moving unit; and a tilting unit slidably coupled to the moving unit and coupled to the driving unit, the tilting unit being moved by the driving unit to cause the combiner to be tilted around an imaginary central axis transverse to the combiner.
US10838203B2 Adjustable electronic device system with facial mapping
A head-mounted device may have a display for displaying image content. Head-mounted support structures in the device may be used to support the display. The head-mounted device or external equipment may include a three-dimensional image sensor. The three-dimensional image sensor may capture a three-dimensional image of a user's face. Control circuitry may analyze the three-dimensional image to identify which of multiple versions of a customizing face-fit module should be used in the electronic device to fit the device to the user's face. An appropriate face-fit module may be identified based on facial features such as facial size and the shapes of a user's forehead, nose, and cheeks. After identifying which version of the face-fit module is to be used by the user, that version of the face-fit module may be coupled to a non-custom portion of a main unit for the head-mounted device using magnets or other coupling structures.
US10838201B2 Optical system and image pickup apparatus
An optical system of this invention includes a first lens unit having a positive refractive power that is moved to an object side for focusing from infinity to a close distance. The first lens unit consists of, in order from the object side to an image side, a first lens sub-unit, an aperture stop, and a second lens sub-unit including a positive lens. A positive lens made of a material having an extraordinary dispersion characteristic ΔθgF which is largest among the positive lenses included in the second lens sub-unit is represented by positive lens Lp. An extraordinary dispersion characteristic of the material of the positive lens Lp, a focal length of the positive lens Lp, a focal length of the first lens unit, a focal length of the first lens sub-unit, and a focal length f1b of the second lens sub-unit are each appropriately set.
US10838193B2 Optical article and illumination system for endoscope
An optical element, wherein axially symmetric or not, an output surface of which contains a plurality of indentations configured to increase a degree of divergence of light that is incident onto such surface through an input surface of the optical element. In one implementation, each of the indentations defines a corresponding aspheric lenslet the plurality of which encircles the central opening in the optical element. The optical element can be configured as a lightguide having the specified output surface. An illumination system for a laparoscope employing such optical element as an addition to the optical fiber bundle of the laparoscope or as a fiber bundle itself that has the specified output surface.
US10838192B2 Method and device for high-resolution color imaging using merged images from holographic and lens-based devices
Methods and systems for generating a high-color-fidelity and high-resolution color image of a sample are disclosed; which fuses or merges a holographic image acquired at a single wavelength with a color-calibrated image taken by a low-magnification lens-based microscope using a wavelet transform based colorization method. A holographic microscope is used to obtain holographic images which are used to computationally reconstruct a high-resolution mono-color holographic image of the sample. A lens-based microscope is used to obtain low resolution color images. A discrete wavelet transform (DWT) is used to generate a final image that merges the low-resolution components from the lens-based color image and the high-resolution components from the high-resolution mono-color holographic image.
US10838181B2 Zoom lens and imaging apparatus
The zoom lens consists of, in order from the object side, a positive first lens group G1, a negative second lens group G2, a negative third lens group G3, a stop, and a positive fourth lens group G4. During zooming, the first lens group G1 and the fourth lens group G4 remain stationary, and the second lens group G2 and the third lens group G3 move. The first lens group G1 consists of, in order from the object side, a negative first lens group front group G1A that remains stationary during focusing, a positive first lens group intermediate group G1B that moves during focusing, and a positive first lens group rear group G1C that remains stationary during focusing. The following conditional expression relating to an Abbe number νn1A2 of the second negative lens from the object side is satisfied: 65<νn1A2<110.
US10838180B2 Zoom lens and imaging apparatus
A zoom lens consists of, in order from an object side, a positive first lens group, a negative second lens group, a positive third lens group, a positive fourth lens group, and a positive fifth lens group. During zooming, the first lens group is fixed, and distances between the respective lens groups change in predetermined manners. The first lens group consists of, in order from the object side, a negative lens group fixed during focusing, a positive lens group movable during focusing, and a positive lens group fixed during focusing. The lens group has on the most image side four lenses of, in order from the object side, a positive lens, a cemented lens in which a negative meniscus lens having a convex surface facing the object side and a positive lens are cemented, and a positive meniscus lens having a convex surface facing the object side.
US10838177B2 Lens module
A lens module includes a first lens, a second lens, and a third lens comprising a convex object-side surface and a convex image-side surface. The lens module also includes a fourth lens including a concave object-side surface and a concave image-side surface, a fifth lens including a concave object-side surface, and a sixth lens including an inflection point formed on an image-side surface thereof. The first to sixth lenses are sequentially disposed from an object side to an image side.
US10838168B2 Optical system
An optical system includes: a first lens having negative refractive power; a second lens; a third lens; a fourth lens; a fifth lens; a sixth lens; and an image sensor configured to convert an image of a subject incident through the first to sixth lenses into electrical signals, wherein the first to sixth lenses are sequentially disposed from an object side of the optical system, and wherein TTL/(ImgH*2)≤0.75 is satisfied, with TTL being a distance from an object-side surface of the first lens to an image plane of the image sensor and ImgH being half of a diagonal length of the image plane of the image sensor.
US10838164B2 Holding apparatus, lens apparatus, and image pickup apparatus
A holding apparatus which holds an optical element, the apparatus including: a lens barrel having an axis; and an annular pressing member configured to be screwed with the lens barrel and press the optical element against the lens barrel in a direction of the axis, wherein an engaging portion is formed in the pressing member, the engaging portion being to engage with a fastening tool for fastening the pressing member, at least a part of the engaging portion being formed, in the direction, in a region of the pressing member where the pressing member is screwed with the lens barrel.
US10838160B2 Optical fiber cable with optical fiber sensing and communication functions and manufacturing method
An optical fiber cable with optical fiber sensing and communication functions includes an outer sheath layer, an inner sheath layer, communicating optical fibers, and sensing optical fibers. The communicating optical fibers are laid inside the inner sheath layer, the sensing optical fibers are laid between the inner sheath layer and the outer sheath layer, and an inner reinforcing member is filled in the inner sheath layer. An outer reinforcing member-is filled between the inner sheath layer and the outer sheath layer, and a plurality of cutting kerfs for slotting are provided on an outer side wall of the outer sheath layer along a length direction of the outer sheath layer. A manufacturing method includes processes of cable paying-off, molding, extruding to form sheath layers, making cutting kerfs, cooling and cable taking-up, etc., which has simple operation and low production costs.
US10838159B2 Optical fiber colored core wire, optical fiber cable, and method of manufacturing optical fiber colored core wire
An optical fiber colored core wire includes: a bare optical fiber; a primary layer that comprises a UV curable resin that covers the bare optical fiber; a secondary layer that comprises a UV curable resin that covers the primary layer; and a colored layer disposed outside the secondary layer and that comprises a colored UV curable resin. The primary layer has a Young's modulus that is greater than or equal to 70% of a saturated Young's modulus of the primary layer.
US10838157B1 BiDi QSFP
A two-fiber Quad Small Form-factor Pluggable electro-optical transceiver (QSFP) currently connects to two optical fibers, one for transmission and one for reception. In accordance with an embodiment of the disclosure, a three-port optical circulator may be employed in order to achieve bidirectional transmission (BiDi) on a single fiber. The disclosure provides in accordance with an embodiment of the disclosure a miniature optical circulator that clips onto the two-fiber QSFP without protruding from the QSFP extraction lever, and is configured to mate with the two QSFP fiber connectors on one side and a single optical fiber on the other. Another embodiment provides an integrated bidirectional QSFP that is configured to mate with a single bidirectional fiber.
US10838154B2 Optical fiber cable, and optical connector cable
An optical fiber cable is disclosed. The optical fiber cable comprises an optical cable including optical fibers and a sheath where the optical fibers are arranged in a first array, and a holder. The optical fibers have first extending parts that extend outside from the sheath, and second extending parts that extends from the first extending parts to the tips of the optical fibers. The holder comprises a first portion that houses therein transition portions where the first extending parts transitions from the first array to a second array, and a second portion that holds parts of the first extending parts in the second array. The second portion is configured to hold the first extending parts in a manner such that a mutual positional relationship among the second extending parts keeps the same state as a mutual positional relationship among the first extending parts at the second portion.
US10838153B2 Independently-floated compact duplex ferrule
An independently-floated duplex ferrule connector is provided. A duplex ferrule component includes a duplex ferrule flange, having two ferrule sockets disposed on one end. A spring component comprising two ferrule couplers configured to mate with a retention feature of a ferrule. Each ferrule is independently-floated within one of the two ferrule sockets of the duplex ferrule flange such that each ferrule can move in a z-direction independently of the other ferrule.
US10838149B2 Dual-core fiber amplifier for separation of thermal and nonlinear effects
A dual-core waveguide architecture provides two evanescently coupled waveguides where a first waveguide is doped with an active gain species to produce optical power and a second waveguide that runs parallel to the first waveguide is configured to collect the power produced by the first waveguide. Power is harvested from the second waveguide.
US10838145B2 Integrated coherent optical transceiver, light engine
An coherent transceiver includes a single silicon photonics substrate configured to integrate a laser diode chip flip-mounted and coupled with a wavelength tuning section to provide a laser output with tuned wavelengths which is split in X:Y ratio partly into a coherent receiver block as local-oscillator signals and partly into a coherent transmitter block as a light source. The coherent receiver includes a polarization-beam-splitter-rotator to split a coherent input signal to a TE-mode signal and a TM*-mode signal respectively detected by two 90-deg hybrid receivers and a flip-mounted TIA chip assisted by two local-oscillator signals from the tunable laser device. The coherent transmitter includes a driver chip flip-mounted on the silicon photonics substrate to drive a pair of Mach-Zehnder modulators with 90-degree shift in quadrature-phase branches to modulate the laser output to two polarized signals with I/Q modulation and uses a polarization-beam-rotator-combiner to combine them as a coherent output signal.
US10838111B2 Optical material comprising a red-shifted benzotriazole UV absorber
The present invention relates to an eyeglass lens comprising a substrate made of an optical material comprising a polymer matrix and at least one 2-(2-hydroxy-5-R1-phenyl)benzotriazole, in which R1 is a resonant group, the optical transmittance through a 2 mm thick layer of said optical material being lower than 1% for each light wavelength ranging from 280 to 405 nm. This eyeglass lens protects from phototoxic blue light and UV light.
US10838110B2 Metasurface optical coupling elements for a display waveguide
Embodiments are disclosed for an optical waveguide display configured for use with a near-eye display (NED) device. In an embodiment the waveguide display includes a light-transmissive substrate and an optical coupling element configured to input light rays to the substrate or output light rays from the substrate, the optical coupling element configured to deflect a plurality of wavelengths of an incident light ray collinearly for propagation within the light-transmissive substrate through total internal reflection (TIR). The optical coupling element can include a pattern of nano-structures that collectively form a metasurface on the substrate.
US10838109B2 System and method for forecasting snowfall probability distributions
Currently available weather forecasts, which include a specific snowfall accumulation or range, do not convey the probability that snowfall will be within the forecasted snowfall accumulation range, probabilities of other snowfall accumulation amounts, or a forecaster's level of confidence. A snowfall probability distribution forecasting system is disclosed that uses a rules-based process to leverage third party weather forecasts, including members of ensemble forecasts, to generate snowfall probability distributions forecasting the most likely snowfall accumulation range, the probability that snowfall accumulation will be within the most likely snowfall accumulation range, and probabilities that snowfall accumulation will be outside of the most likely snowfall accumulation range. To ensure consistency with the deterministic forecast, the snowfall probability distribution may be shifted based on a deterministic forecast. Because third party weather forecasts can produce a non-normal distribution of snowfall accumulation forecasts, the snowfall probability distribution may be normalized.
US10838107B2 Sensor system for measuring acceleration and pressure
Techniques are disclosed relating to sensors configured to measure acceleration and pressure. In various embodiments, an apparatus includes a first hydrophone sensor having a first piezoelectric material and a first housing structure and a second hydrophone sensor having a second piezoelectric material and a second housing structure. In some embodiments, the apparatus includes a first pair of wires configured to provide a first differential voltage and a second pair of wires configured to provide a second differential voltage. The first pair of wires may be coupled to the first hydrophone sensor and the second pair of wires may be coupled to the second hydrophone sensor. In various embodiments, the apparatus is configured to determine, based on the first and second differential voltages, a pressure and an acceleration experienced by the first and second hydrophone sensors.
US10838101B2 Generating images of a reservoir based on introduction of a polymer-based contrast agent
An example method includes introducing a solution into at least part of a reservoir. The solution includes a contrast agent and a fluid. The contrast agent includes a polymer having a dielectric constant that may be greater than a predefined value. The example method also includes using at least one EM transmitter antenna to direct a first electromagnetic (EM) signal into the reservoir. The first EM signal passes through the at least part of the reservoir into which the solution was introduced. The first EM signal is received using at least one EM receiver antenna following passage through the at least part of the reservoir. Data is determined that represents a difference between a first travel time of the first EM signal transmitted through the contrast agent in the reservoir and a second travel time of a second EM signal transmitted through water-saturated reservoir rock. Information about a physical feature of the at least part of the reservoir is generated based on the data.
US10838100B2 Apparatus and method for data acquisition
Aspects of the disclosure may reduce motion noise by mounting vector component sensors on a bottom-weighted instrument platform that is supported with a spherical bearing. An apparatus for data acquisition is provided. The apparatus includes a base assembly, a spherical bearing mounted to the base assembly, and an instrument platform having at least one vector component sensor fixed thereto. The instrument platform is mounted on and supported by the spherical bearing. The spherical bearing couples the instrument platform to the base assembly and allows free angular rotation of the instrument platform, within a tilt angle range. The instrument platform is bottom weighted in that it has a center of mass disposed below its center of rotation. The apparatus may include a controller that receives and/or stores data from the at least one sensor.
US10838096B2 Method and apparatus for dynamic roll compensation of streamer for marine geophysical surveying
Included are methods and apparatus for marine geophysical surveying. One embodiment of the presently-disclosed solution relates to a method for instantaneous roll compensation of vectorised motion data originating from a fixed-mount geophysical sensor during a marine seismic survey. A streamer is towed behind a survey vessel in a body of water. The streamer includes a plurality of geophysical sensors and a plurality of orientation sensor packages, and each orientation sensor package comprises a magnetometer. Vectorised geophysical data is acquired using the plurality of geophysical sensors, while orientation data is acquired by the plurality of orientation sensor packages. The orientation data is used to determine an instantaneous roll angle of the streamer at different positions on the streamer. The vectorised geophysical data is adjusted to compensate for the instantaneous roll angle of the streamer at different positions on the streamer. Other embodiments and features are also disclosed.
US10838095B2 Wavefield deghosting of seismic data recorded using multiple seismic sources at different water depths
Seismic data are acquired by actuating a first source at a first time and one or more additional seismic sources each with their own characteristic times with respect to a time of signal recording, the sources substantially collocated and at different depths. A first wavefield is determined that would occur if the first source were actuated at a selected time with respect to an initiation time of the recordings and being time adjusted for the water depth. One or more additional wavefields are determined that would occur if the one or more additional sources were each actuated at said selected time with respect to said initiation time, and being time adjusted for water depths of the one or more additional sources. The first wavefield and the one or more additional wavefields are combined to determine a deghosted source wavefield corresponding to actuation of a single seismic energy source.
US10838094B2 Outlier detection for identification of anomalous cross-attribute clusters
A method of identifying regions in a subsurface that may be a hydrocarbon reservoir, the method including: extracting features from cross-attribute clusters; assigning a distance metric and linkage criterion in feature space; calculating, with a computer, a degree of anomaly for the cross-attribute clusters in the feature space; ranking the cross-attribute clusters in accordance with the degree of anomaly; and prospecting for hydrocarbons by investigating a subsurface region in accordance with the rankings.
US10838091B2 Sensor device having an impact surface
A sensor device includes an elongated housing containing particle motion sensors spaced apart along a longitudinal axis of the elongated housing, where the elongated housing has a width. A second portion includes communication circuitry to communicate over a communication medium, the second portion coupled to the elongated housing and having a width that is greater than the width of the elongated housing. The second portion includes an impact surface that is above a top surface of the second portion, the impact surface to receive an impact force for deploying the sensor device into a ground surface. The second portion further includes a connector structure to mechanically connect the impact surface to the elongated housing.
US10838086B2 Radiation detector with dynamically allocated memory for particle counting
Disclosed herein is a radiation detector, comprising: a radiation absorption layer configured to absorb a radiation; a plurality of counters each associated with a bin and configured to register a number of particles of the radiation particles absorbed by the detector; a memory comprising a plurality of units, which can be dynamically allocated to the counters.
US10838081B2 Phosphorescent plate reader
Disclosed is a digital radiography phosphorescent plate reader which includes a stimulation unit, a reading unit and a mechanism for moving the plate. The reading unit includes a TDI sensor in which the line transfer speed is correlated with the speed of movement of the plate. The reader is optimised to achieve a high reading efficiency and a high spatial resolution, whilst reducing the cost and space requirements.
US10838077B2 Device for determining a deposited dose and associated method
A device for determining an ionizing radiation dose deposited by a medical imaging apparatus during a radiological examination of a patient includes at least one measurement probe comprising at least one optical probe defining two exit ends, the optical probe comprising at least one active section made from a scintillator and intended to emit photons under the effect of incident ionizing radiation and at least two transport sections that are placed on either side of the active section and configured to transport the photons emitted by the active section to the exit ends; at least one detection system comprising at least two photodetectors, each photodetector being connected to one respective exit end of the optical probe to receive and count the photons received from the exit end; and at least one processing module configured to determine the deposited dose on the basis of the measurements carried out by the photodetectors.
US10838074B2 Method and systems for restoring a GPS signal
A method and system for restoring a GPS signal is provided. The method including the steps of receiving a target location, receiving location of visible satellites, calculating a transmit delay, calculating a Doppler offset, calculating a chipping offset, computing navigating data and PRN codes, formulating signals using the transmit delay, Doppler offset, chipping offset, navigation data and PRN codes, and transmitting the formulated signal.
US10838072B2 Fast fix using a perfect reference in a satellite-based positioning system
A satellite-based positioning system (SPS) signal processing technique re-samples a received series of PRN sequences from an SPS satellite to align them with a nominal sampling rate for a corresponding series of perfect reference PRN replica sequences.
US10838068B2 Obstacle avoidance system for aircraft
An obstacle avoidance system for an aircraft includes distance sensors mounted to the aircraft. The distance sensors each have one or more lasers for illuminating nearby obstacles and a detector for receiving laser light reflected off the nearby obstacles. A controller is configured for controlling the distance sensors and for determining distances between the distance sensor and the nearby obstacles based on data received from the detector. At least one camera may be externally mounted to the aircraft to provide images of the nearby obstacles. A user interface displays the images and the distances of the nearby obstacles.
US10838067B2 Object detection system
An object detection system includes a lidar-unit and a controller. The controller defines an occupancy-grid that segregates the field-of-view into columns, determine a first-occupancy-status of a column based on first-cloud-points detected by the lidar-unit in the column by a first-scan, determine a second-occupancy-status of the column based second-cloud-points detected in the column by a second-scan, determine a first-number of the first-cloud-points and a second-number of the second-cloud-points, and determine a dynamic-status of the column only if the column is classified as occupied by either the first-occupancy-status or the second-occupancy-status. The dynamic-status of the column is determined to be moving when a count-difference between the first-number and the second-number is greater than a difference-threshold, and the dynamic-status of the column is determined to be static when the count-difference is not greater than the difference-threshold and a registration-factor that aligns the first-cloud-points to the second-cloud-points is less than a registration-threshold.
US10838062B2 Direct detection LiDAR system and method with pulse amplitude modulation (AM) transmitter and quadrature receiver
A LiDAR system and method includes a pulse modulation circuit and an amplitude modulation circuit for applying pulse modulation and amplitude modulation to a continuous signal to generate a plurality of amplitude-modulated pulses of the continuous signal. An optical modulation circuit applies the amplitude-modulated pulses of the continuous signal to an optical signal to generate a pulse amplitude-modulated (PAM) optical signal. Optical transmission elements transmit the PAM optical signal into a region, and optical receiving elements receive reflected optical signals from the region. Receive signal processing circuitry uses quadrature detection to process the reflected optical signals.
US10838059B2 Acoustic phased array antenna with isotropic and non-isotropic radiating elements
An acoustic phased array antenna system comprising a plurality of omnidirectional receiving elements for addressing close-in fields and a plurality of non-omnidirectional receiving elements for addressing remote fields with the combined elements used to extend the maximum range of the antenna system. The non-omnidirectional receiving elements can be formed by adding focusing structures such as cylindrical or oval lenses in the receiving path of omnidirectional receiving elements. Antennas with a plurality of isotropic radiating and a plurality of non-isotropic radiating elements can be utilized for sonar and ultrasound systems. An acoustic phased array antenna system comprising a first plurality of receiving elements with a first field of view and a second plurality of receiving elements with a second field of view that is at least 50% narrower. An acoustic phased array with a plurality of isotropic radiators and a plurality of non-isotropic radiators to extend the range of the system.
US10838056B1 Detection of target
Provided are a target detection method, a circuit, a device for assisting visually impaired people, an electronic device, and a medium. The target detection method includes: acquiring an image collected by an image sensor; detecting whether there is at least a portion of a target object in the image; and providing, in response to not detecting at least a portion of the target object in the image, a prompt to adjust the target object to be within a field of view of the image sensor.
US10838055B2 Method and apparatus to identify object
A method and apparatus to identify an object include extracting first location information, second location information, and motion information of an object from a polarimetric RADAR signal that is reflected from the object. Each of the first location information, the second location information, and the motion information correspond to each of polarized waves. The apparatus and the method also include generating a first image and a second image, combining the first image and the second image to generate first composite images, each corresponding to each of the polarized waves, and identifying the object using a neural network based on the first composite images. The first image corresponds to each of the polarized waves and includes the first location information and the second location information, and the second image corresponds to each of the polarized waves and includes the first location information and the motion information.
US10838053B2 System and method of measuring blade clearance in a turbine engine
A system for measuring a gap between a moving and stationary component of a turbine engine. The system comprises a turbine engine having a core with compressor, combustor, and turbine sections in axial flow arrangement, with at least one rotating blade mounted to a shaft in the compressor and turbine sections and a stationary casing surrounding the at least one blade. At least one surface acoustic wave sensor mounted on one of the at least one blades or casing and generating an electromagnetic signal. An antenna in communication with the surface acoustic wave sensor for receiving the electromagnetic signal; and a computer system configured to receive the electromagnetic signal from the antenna and to convert the electromagnetic signal to a clearance value.
US10838050B2 Ultrasound imaging system including wireless probe tracking
Ultrasound imaging systems including transducer probes having wireless tags, and associated systems and methods, are described herein. For example, the wireless tags can store supplemental data about the transducer probes, and the ultrasound system can include a base unit configured to wirelessly communicate with nearby ones of the wireless tags to receive the supplemental data. The base unit can be further configured to display the transducer probes that are nearby. In some embodiments, the operator can filter or sort the displayed nearby transducer probes based on the supplemental data to identify a particular one of the nearby transducer devices that has one or more desired attributes.
US10838049B1 Calibration procedure for establishing an extrinsic relationship between lidar and camera sensors
In one or more embodiments, a method for calibration between a lidar sensor and a camera comprises determining translation parameters of extrinsic calibration parameters by using a location of the camera with respect to the lidar sensor. The method further comprises orienting a target chessboard such that it is aligned with axes of a lidar coordinate system. Also, the method comprises optimizing a best fit transformation between a camera coordinate system and a target chessboard coordinate system. In addition, the method comprises determining a rotation matrix using the best fit transformation between the camera coordinate system and the target chessboard coordinate system. Additionally, the method comprises extracting Euler angles of the extrinsic calibration parameters from the rotation matrix. Also, the method comprises collecting, by the lidar sensor and the camera, calibration scenes using the target chessboard. Further, the method comprises optimizing the extrinsic calibration parameters by using the calibration scenes.
US10838048B2 Apparatus and method for selective disabling of LiDAR detector array elements
An apparatus has a beam steerable laser emitter and a detector array with array elements. Electronics selectively enable first array elements corresponding to expected return signal paths and disable second array elements corresponding to unexpected return signal paths.
US10838039B2 Radar having structure able to suppress low-frequency noise
A vehicle radar. In the vehicle radar, a high-pass filter is disposed on a signal line connecting a transmitting chip and a receiving chip, the signal line allowing a local oscillation signal to be transferred therethrough. The high-pass filter prevents noise from being introduced through the signal line, along which the local oscillation signal is transferred. This prevents the accuracy of detection from being lowered by low-frequency noise generated from the interior of the vehicle radar. The high-pass filter connected to the signal line is embodied as a variety of configurations, thereby providing a structure able to effectively suppress low-frequency noise while maintaining the existing structure of the vehicle radar.
US10838037B2 Systems and methods for precise radio frequency localization using non-contiguous or discontinuous channels
Systems and methods for determining locations of wireless nodes in a network architecture are disclosed herein. In one example, a method for localization of nodes in a wireless network architecture includes receiving, with processing logic of a first wireless node having a wireless device, a RF signal from a second wireless node having a wireless device, measuring, with the first wireless node, first channel state information of a first frequency channel of the RF signal, and measuring, with the first wireless node, second channel state information of a second frequency channel of the RF signal with the first and second frequency channels being non-contiguous or discontinuous channels. The method further includes determining delay profile estimation between the first and second wireless nodes based on the first and second channel state information without phase alignment.
US10838031B2 Image quality in Dixon Turbo Spin Echo sequences
In a magnetic resonance (MR) method and apparatus, first and second MR data are acquired from respective echo trains with gradient moments of one echo train being in a sequence that is an inversion of at least a portion of the sequence of gradient moments in the second echo train. The MR signals are acquired from at least two substances in a volume of a subject, so that the relaxation of the respective nuclear spins influences the manner by which the first and second data are entered into k-space, so that when an image is reconstructed, the filter effect induced by such relaxation is compensated for.
US10838015B2 Apparatus and method for sensor based radio power control
A mobile device includes a wireless transceiver operative to establish a wireless connection with a connected device. The connected device may be either a peer-to-peer device or an access point. The mobile device also includes a battery monitor and a processor, operatively coupled to the wireless transceiver and to the battery monitor. The processor is operative to obtain a charge level from the battery monitor, and negotiate with a connected device for a transceiver power output level based on the charge level. The processor is also operative to control the wireless transceiver to reduce the wireless transceiver power output to the negotiated transceiver power output level in response to an acknowledgement message from the connected device.
US10838014B2 Methods and systems for determining battery charge or formation completeness
A battery charging system with a power source for charging of one or more batteries by a control module having a microprocessor for readable instruction code, controlling flow of current and voltage to the output electrical components or circuits with sensors attached to each circuit, wherein the sensors provide information at least indicative of resistance in the battery corresponding to that circuit to an analysis module for computing the rate of change of resistance and comparing the rate to a completion criterion for each battery.
US10838013B2 Management apparatus and power storage system
A voltage detection unit detects voltage between both ends of a power storage unit. A current detection unit detects current flowing through the power storage unit. A control unit estimates a state of charge (SOC) of the power storage unit using an open circuit voltage (OCV) method based on the voltage detected by the voltage detection unit and estimates the SOC of the power storage unit using a current integration method based on the current detected by the current detection unit. The control unit compares the SOC estimated using the OCV method with the SOC estimated using the current integration method to determine whether micro short circuit occurs in the power storage unit.
US10838011B2 Method for estimating state of charge and on-vehicle battery system
A method for estimating a state of charge of a battery includes: estimating, by an electronic control unit, a third state of charge used for control of the battery based on a first state of charge and a second state of charge, the first state of charge being a state of charge estimated with reference to an electric current integrated value obtained by integrating detected electric current values of the battery, the second state of charge being a state of charge estimated with reference to a detected voltage value of the battery; and correcting, by the electronic control unit, the first state of charge based on the second state of charge estimated when the state of charge of the battery is in the non-hysteresis region.
US10838003B2 Multi-layer integrated circuits having isolation cells for layer testing and related methods
Multi-layer integrated circuits having isolation cells for layer testing and related methods are disclosed. According to an aspect, an integrated circuit includes multiple isolation cells. Example isolation cells include, but are not limited to, electronic fuses and tri-state flip-flops. The integrated circuit also includes a first layer having first and second sets of electronic components, the first set of electronic components being operatively connected to the second set of electronic components via the isolation cells. Further, the integrated circuit includes multiple transmission gates associated with the isolation cells. The integrated circuit also includes a second layer having electrical circuitry operatively connected to the electronic components of the first layer. The electrical circuitry is configured to apply test patterns to the electronic components of the first layer. Further, the electrical circuitry is configured to receive test responses from the electronic components of the first layer through the vias.
US10838000B2 Method and apparatus for simultaneously testing a component at multiple frequencies
A method and apparatus for simultaneously testing a component at multiple frequencies is disclosed. A digital processing circuit may generate a digital representation of a signal having a plurality of sine waves, each having a unique frequency. The digital representation may be converted into an analog signal, and applied to a device under test (DUT). A first analog-to-digital converter (ADC) may be coupled to measure voltages across the DUT, while a second ADC may be coupled to measure currents through the DUT. Voltage and current signals received by the first and second ADCs, respectively, may be converted into first and second digital values. Voltage and current values at each unique frequency are determined from the first and second digital values. Using the voltage and current values for each unique frequency, a frequency response of the component (e.g., an impedance) over a range of frequencies may be determined.
US10837999B2 Fault detection of a system using a test input comprising a linear combination of inputs of the system
Facilitating fault detection of a system using a test input including a linear combination of inputs of the system is presented herein. A test signal component generates, via a test procedure, a test input signal including a first linear combination of at least two input signals of the system, and applies the test input signal to the system during a phase of respective phases of the test procedure; and a fault detection component detects a fault of the system based on a test output signal corresponding to the test input signal and a second linear combination of respective output signals of the system corresponding to the at least two input signals.
US10837998B1 Miniature nonlinear transmission line (NLTL)-based frequency-scalable ultra-wideband spectrum analyzer
A spectrum analyzer for measuring an electrical response of a device under test (DUT) includes a test port for receiving radio frequency (RF) signals from the DUT in response to a test signal transmitted to the DUT, a local oscillator (LO) for generating a LO signal, a sampler connected with the LO to receive the LO signal and a receiver connected with the sampler. The sampler includes a non-linear transmission line that generates a sampler signal having a frequency that is a multiple of a frequency of the LO signal, and an input for receiving a RF signal from the test port. When a RF signal from an RF input source is received the sampler outputs an intermediate frequency (IF) signal. The receiver receives the IF signal output of the sampler.
US10837988B2 Correction method, correction device, and display device
The present application provides a correction method, a correction device, and a display device. By detecting a current value of a current signal output by a chip, in case that the current value is smaller than an initial over current set value of the chip, the overcurrent set value of the chip will be corrected, such that the overcurrent set value in the chip can be modulated according to the current value of the current signal output by the chip, and it is avoided the problem that the panel with relatively small operating current is unable to trigger the current limiting protection and would cause the abnormal display or burnout.
US10837987B2 Methods and apparatus for monitoring a level of a regulated source
A monitor circuit for monitoring a level of a first and second regulated source may monitor a voltage level of regulated voltages or a current level of regulated currents. In an embodiment, the monitor circuit includes circuitry responsive to a first regulated voltage and to a second regulated voltage. A first circuit responsive to the first regulated voltage and to the second regulated voltage generates a first error signal indicative of at least one of an overvoltage condition of the first regulated voltage and an undervoltage condition of the second regulated voltage. A second circuit responsive to the first regulated voltage and to the second regulated voltage generates a second error signal indicative of at least one of an undervoltage condition of the first regulated voltage and an overvoltage condition of the second regulated voltage. A method for monitoring the levels of first and second regulated sources is also provided.
US10837981B2 Method of operating an AFM
A method of operating an atomic force microscope, comprising a probe, the probe being moved forth and back during respective trace and retrace times of a scan line, the method comprising: a) during trace time, oscillating the probe, b) generating a z feedback signal to keep an amplitude of oscillation of the probe constant at a setpoint value, the z feedback signal being generated by a first feedback loop, c) during retrace time, placing the probe in a drift compensation state by changing the setpoint value to a different value so that the z feedback signal being generated by the first feedback loop causes the probe to move away from the sample and oscillate free, d) detecting an amplitude of free oscillation of the probe and adjusting with a second feedback loop its excitation signal to maintain the amplitude of free oscillation of the probe close to a set value.
US10837980B2 Rotation angle detection device for vehicle brake
A rotation angle detection device for a vehicle brake includes: a housing accommodating a magnetic detection unit; a rotation member supported to be rotatable relative to the housing; and a magnet held by the rotation member and rotating integrally with the rotation member, in which the magnetic detection unit includes a stroke detection unit and a switch detection unit, the stroke detection unit detects a rotation angle by which the rotation member has rotated from a reference position based on a magnetic force of the magnet, the switch detection unit detects that the rotation member has rotated from the reference position by a predetermined angle or more, and at least a portion of the stroke detection unit is disposed at a position where the portion overlaps with the magnet in an axial direction of a rotational axis of the rotation member.
US10837978B2 Method for removing liquid, and liquid operation device
The present invention provides a method for removing liquid from the interior of a flow channel tip, which enables both to reduce the amount of liquid remaining and prevent the time spent removing the liquid from being longer than necessary. The method comprises: suctioning a liquid within a flow channel, the liquid being suctioned into the interior of a liquid suction implement inserted into a first through-hole of a flow channel tip; and removing the liquid within the flow channel. This method comprises: a first suction step for suctioning some of the liquid within the flow channel at a first suction speed; and a second suction step for suctioning the liquid remaining within the flow channel at a second suction speed that is less than the first suction speed, the second suction step being performed in continuation from the first suction step.
US10837975B2 Automatic analyzing apparatus, reagent container stock apparatus, and specifying method
An automatic analyzing apparatus includes a reagent depository, a wave radiator, a wave receiver, a switcher, and processing circuitry. The wave radiator sends a radio wave to a plurality of wireless tags. The wireless tags are comprised by respective reagent containers in the reagent depository or by respective reagent containers at a reagent retaining space. The wave receiver receives return radio waves from the wireless tags that have received the radio wave. The switcher changes a response state of one of the wireless tags. The processing circuitry specifies reagent information corresponding to the reagent container that comprises the response state-changed wireless tag, based on the return radio waves received before and after the response state is changed.
US10837971B2 Mass spectrometry assay for estrogenic compounds during hormone replacement therapy
Methods are provided for detecting the amount of one or more HRT panel analytes (i.e., estrone (E1), estrone sulfate (E1s), 17α-estradiol (E2a), 17β-estradiol (E2b), estradiol sulfate (E2s), estriol (E3), equilin (EQ), 17α-dihydroequilin (EQa), 17β-dihydroequilin (EQb), Equilenin (EN), 17α-dihydroequilenin (ENa), 17β-dihydroequilenin (ENb), and Δ8,9-dehydroestrone (dE1)) in a sample by mass spectrometry. The methods generally involve ionizing one or more HRT panel analytes in a sample and quantifying the generated ions to determine the amount of one or more HRT panel analytes in the sample. In methods where amounts of multiple HRT panel analytes are detected, the amounts of multiple analytes are detected in the same sample injection.
US10837969B2 Therapeutic and diagnostic methods for autism spectrum disorders and other conditions
The present invention relates to the field of autism. More specifically, the present invention provides methods for treating individuals with autism spectrum disorders. The present invention also provides methods for predicting a likelihood of ASD. In one embodiment, a method for treating a female patient having a high risk factor of having children with ASD comprises the steps of (a) identifying in a sample taken from the female patient the presence of AT-1 antibodies; and (b) administering an effective amount of an AT-1 inhibitor or inhibitor of AT-1 antibodies to the female patient.
US10837967B2 1,1 ′-[[(substituted alkyl)imino]bis(alkylene)]bis- ferrocenes and their use in I electrochemical assays by labelling substrates of interest
Compounds of general formula I wherein Fc and Fc′ may be the same or different and are substituted ferrocenyl moieties having at least one ring substituent selected from sulfur-containing groups, phosphorus-containing groups, iodo, chloro, silyl, fluoroalkyl groups containing two or more fluorine atoms, heteroaryl, substituted phenyl, and cyano, wherein if present as sole substituent the cyano group is located on the proximal cyclopentadienyl ring; X is a spacer, Y is a spacer, Z is a spacer; and R is a linker group. Compound I may be used to make labelled substrates, functionalised compounds for making labelled substrates and may be used as labels in an electrochemical assay.
US10837966B2 Anti-galectin antibody biomarkers predictive of anti-immune checkpoint and anti-angiogenesis responses
The present invention is based on the identification of novel biomarkers predictive of responsiveness to a combination of anti-immune checkpoint and anti-angiogenesis therapies.
US10837964B2 DNA aptamer binding to cancer cell
The purpose of the present invention is to provide an aptamer to a cancer cell, said aptamer being superior to conventional aptamers in binding ability, specificity, and/or stability. To solve this problem, provided is a DNA aptamer binding to a cancer cell, said DNA aptamer containing an artificial base(s).
US10837963B2 Immunoassay for the diagnosis of viral infections
A recombinant polypeptide can be used in the diagnosis of the presence of a Zika virus in a patient. The recombinant polypeptide includes SEQ ID NO1 or a variant thereof, where the recombinant polypeptide is a monomer, a dimer, or a hexamer.
US10837961B2 Molecular imprinted colored silica beads
Macromolecular imprinted silica particles (“MIP”) in the presence of polymer grafted carbon black are disclosed. The disclosed molecular imprinted beads can detect disease in body fluids. For the silica gel matrix, tetraethyl orthosilicate (TEOS) was used as the backbone monomer and 3-aminopropy/triethoxysilane (APS) as a functional monomer. Carbon black was added to the sol-gel process, yielding black silica particles. Furthermore, sodium dodecyl sulfate (SDS) was used as a structure-directing agent to increase network diffusion of the template. A total of 16 MIPs were synthetized in parallel with variables that evaluate the role of key reactants in the synthesis procedure. Agglomeration tests were performed with all 16 MIPs in the presence of their template, alongside their respective controls using only phosphate buffered saline (“PBS”). Each of the MIPs was evaluated using a novel device capable of simultaneously measuring up to four samples for near infrared transmission.
US10837957B2 In vitro model for pathological or physiologic conditions
The present invention generally relates to in vitro methods for mimicking in vivo pathological or physiologic conditions. The methods comprise applying shear forces to a cell type or cell type plated on a surface within a cell culture container. Methods for testing drugs or compounds in such systems are also described.
US10837949B1 Peracetic acid sensor with filter to remove hydrogen peroxide
A filter that is used in conjunction with a non-specific gas sensor for PAA, which allows specific detection of PAA vapor in the presence of hydrogen peroxide vapor through the removal of the hydrogen peroxide vapor. The filter contains a filter catalyst that will catalyze the disproportionation of hydrogen peroxide but not react with PAA vapor, thus removing the hydrogen peroxide vapor and allowing the peracetic vapor to pass through the filter to the sensor.
US10837948B2 Device for detection of a partial pressure and method for its operation
In order to provide a device for detection of a partial pressure of a measurement gas contained in a surrounding gas, comprising a measurement space with at least one inlet opening to admit surrounding gas into the measurement space and at least one outlet opening to discharge surrounding gas from the measurement space, a quantity that characterizes the partial pressure of the measurement gas in the measurement gas sensor sensitive to the measurement gas to measure a quantity that characterizes the partial pressure of the measurement gas in the measurement space, as well as readout device to read out the measurement gas sensor as well as a method for its operation, which permit metrological detection of the partial pressure of a measurement gas contained in a surrounding gas with improved chronological and spatial resolution, it is proposed that means to determine a response characteristic of device be provided.
US10837947B2 Modified resins and uses thereof
Modified thermoplastic hydrocarbon thermoplastic resins are provided, as well as methods of their manufacture and uses thereof in rubber compositions. The modified thermoplastic resins are modified by decreasing the relative quantity of the dimer, trimer, tetramer, and pentamer oligomers as compared to the corresponding unmodified thermoplastic resin polymers, resulting in a product that exhibits a greater shift in the glass transition temperature of the elastomer(s) used in tire formulations. This translates to better viscoelastic predictors of tire tread performance, such as wet grip and rolling resistance. The modified thermoplastic resins impart remarkable properties on various rubber compositions, such as tires, belts, hoses, brakes, and the like. Automobile tires incorporating the modified thermoplastic resins are shown to possess excellent results in balancing the properties of rolling resistance, tire wear, snow performance, and wet braking performance.
US10837945B1 Process for forming and quality proofing a friction stir welded plate
A method for determining a quality of a friction stir welded seam is described. The method involves applying an impact to a welded plate and comparing its damping capacity with the damping capacity of a geometrically equivalent defect-free plate. Damping capacities that differ by a small percent difference indicate that the welded plate is also defect-free. This method is particularly advantageous when dealing with small defects, which produce miniscule changes in natural frequency which may not be measureable.
US10837944B2 Resonator device for resonance mapping and sound production
One embodiment of the present disclosure set forth a resonator device for generating a resonance map of a surface. The resonator device includes an actuator mechanism that vibrates the surface. The resonator device further includes one or more sensors that detect a deflection of the surface responsive to the actuator mechanism vibrating the surface. The resonator device further includes a processor. The processor is configured to generate the resonance map based on the detected deflection.
US10837940B1 Planar sensor design and pulse discharge technique hardware
An improvement in the method or technique of conditioning a gas sensor is provided through the application of Pulse Discharge Technique (PDT) in order to condition mixed-potential gas sensors. A modified planar sensor design to minimize sodium atom diffusion and platinum electrode poisoning under conditions of PDT are provided. Modification of the PDT hardware is provided without modification of the sensor design. The improvement method comprises: a) Replace a single polarity power supply with a power supply with floating positive and negative output; b) Connect one of the heater leads with the reference electrode lead and connect it to the ground.
US10837938B2 Gas sensor element and gas sensor unit
A gas sensor device is equipped with a diffusion controlling portion, a pump cell, and a sensor cell. The diffusion controlling portion is formed to face a major surface of a solid electrolyte body and works to control a rate of diffusion of a measurement gas entering a measurement gas chamber. The pump cell has a pump electrode which contains gold and is formed on the major surface. The pump electrode is located downstream of the diffusion controlling portion in a gas flow direction. The pump cell works to regulate a concentration of oxygen in the measurement gas upon application of voltage to the pump electrode. The sensor cell has a sensor electrode formed on the major surface downstream of the diffusion controlling portion in the gas flow direction. The sensor cell works to measure a concentration of nitrogen oxide contained in the measurement gas upon application of voltage to the sensor electrode. The pump electrode is disposed upstream of the sensor electrode at a distance of 0.2 mm or more downstream away from the diffusion controlling portion in the gas flow direction. This enhances the accuracy in measuring the concentration of NOx.
US10837934B2 Water detection circuit, electronic device including the same, and water detection method
A water detection circuit includes a voltage detector electrically connected to at least one first pin of a connector and configured to detect a first voltage level from the at least one first pin at a first point in time and a second voltage level from the at least one first pin at a second point in time, a detection logic configured to compare the first voltage level with a first threshold and compare the second voltage level with a second threshold and a power controller configured to block current from being supplied to the at least first pin before the second point in time, after the first water detection operation is completed, wherein the detection logic determines that water is present in the connector when water is detected in at least one of a first water detection operation and a second water detection operation.
US10837933B2 System and method for detecting fluid type
A system for detecting a fluid type within a blood processing device includes a voltage source for electrical connection to a first electrode and to a second electrode, and a resistor in series between the voltage source and the first and/or second electrode. The voltage source may apply a voltage across the first and second electrodes. The system also includes a voltage detector that is electrically connected to the resistor and measures a voltage drop across the resistor. A circuit electrically connected to the voltage detector determines the type of fluid in contact with the first and second electrode based, at least in part, upon the measured voltage drop.
US10837926B2 Multi-modal spectroscopic analysis
An example includes performing near infra-red (NIR) spectrometry to provide NIR measurement data for a sample compound. The method also includes performing magnetic resonance (MR) spectrometry to provide MR measurement data for the sample compound. The method also includes analyzing, by a computing device, the MR measurement data in view of the NIR measurement data to characterize the sample compound.
US10837924B2 Encoding information in chemical concentrations
A method of extracting information encoded in a product includes: determining a concentration of a non-functional amount of a chemical in a product, where the concentration corresponds to one of a plurality of possible concentration ranges, where each of the plurality of possible concentration ranges indicates different non-composition manufacturing information about the product.
US10837922B2 X-ray imaging apparatus
The X-ray imaging apparatus is provided with a plurality of gratings including an X-ray source and a first grating, a detector, a grating rotation mechanism for rotating a plurality of gratings respectively, and an image processor for generating at least a dark field image. The image processor is configured to generate a dark field image captured by arranging the grating at a plurality of angles in a plane orthogonal to the optical axis direction.
US10837921B2 Specimen radiography with tomosynthesis in a cabinet with geometric magnification
The aspects of the present disclosure are directed to a method and system for producing tomosynthesis images of a breast specimen with the capability of attaining images with geometric magnification. In one embodiment, an x-ray source delivers x-rays through a specimen of excised tissue and forms an image at a digital x-ray detector with the resultant image enlarging as the specimen is moved closer to the x-ray source. Multiple x-ray images are taken as the x-ray source moves relative to the stationary breast specimen. The source may travel substantially along a path while the detector remains stationary throughout and the source remains substantially equidistant from the specimen platform. The set of x-ray image data taken at the different points are combined to form a tomosynthesis image that can be viewed in different formats, alone or as an adjunct to conventional specimen radiography.
US10837917B2 Inspection device with optical watermark
An inspection of containers for impurities, using a radiation source. The radiation source is designed to emit radiation that radiates through a container to be examined. The device also comprises a detection element which is designed to detect the radiation that has been emitted by the radiation source and has radiated through the container. The device further comprises an evaluation element which is designed to evaluate the radiation detected by the detection element. An identification element comprising an optical watermark is arranged in the optical path between the radiation source and the detection element.
US10837909B2 Super-resolution fluorescent imaging probe
[Problem] To provide a novel fluorescent probe for super-resolution imaging that uses fluorescent light emission characteristics that originate from an intermolecular nucleophilic addition-dissociation equilibrium reaction, and to provide a super-resolution fluorescent imaging method that uses the probe. [Solution] A fluorescent probe for super-resolution imaging that comprises a compound represented by formula (I) or a salt thereof [in the formula, X represents an oxygen atom, C(Ra)(Rb), or Si(Ra)(Rb) (wherein Ra and Rb each independently represent a hydrogen atom or an alkyl group), R1 represents a hydrogen atom or an optionally substituted aryl (provided that, if R1 is a phenyl group, the benzene ring of the phenyl group does not have a substituent at position 2 or position 6), R2 and R3 each independently represent 1-3 identical or differing substituents that are independently selected from the group that consists of hydrogen atoms, hydroxyl groups, halogen atoms, optionally substituted alkyl groups, optionally substituted sulfo groups, optionally substituted carboxyl groups, optionally substituted ester groups, optionally substituted amide groups, and optionally substituted azide groups, R4 and R5 each independently represent a hydrogen atom or an optionally substituted alkyl group or N(R4)(R5) forms an amide group or a carbamate group (provided that, if R4 or R5 is an alkyl group, each may form, together with R2, a ring structure that contains the nitrogen atom that is bonded thereto), and R6 and R7 each independently represent a hydrogen atom or an optionally substituted alkyl group or N(R6)(R7) forms an amide group or a carbamate group (provided that, if R6 or R7 is an alkyl group, each may form, together with R3, a ring structure that contains the nitrogen atom that is bonded thereto)], the fluorescent probe for super-resolution imaging being characterized in that the compound represented by formula (I) or the salt thereof undergoes a nucleophilic addition-dissociation equilibrium reaction with a nucleophilic compound that contains an —SH group.
US10837900B2 Method for detecting notoginseng using terahertz technology
A method for detecting notoginseng using terahertz technology. The notoginseng samples are pulverized in pulverizer. The pulverized samples are mixed with polyethylene powder in the ratio of 1:4 to 1:6. The powder mixture is pressed in a tablet press to obtain notoginseng tablet. Terahertz spectrograph is started. A peak is saved, and a background signal is measured. The time-domain graph of the background without sample is acquired. The time-domain graphs of the notoginseng tablets are acquired. The time-domain graphs are transformed into frequency-domain graphs by Fourier transform. The frequency-domain graphs are converted to obtain absorption spectrum of the notoginseng tablets. The absorption peak position of test tablet is compared with that of standard tablet to determine its authenticity. The concentration of key active substances of the notoginseng test sample is quantitatively analyzed by integrating the area under absorption peak curve of the notoginseng test sample.
US10837899B2 Laser sensor, electronic device and computer-readable storage medium
A laser sensor includes: a receiver array configured to convert received optical signals into electrical signals, wherein a noise floor of the electrical signals is positively correlated with temperature if environmental temperature is within a first preset temperature range, and negatively correlated with the temperature if the environmental temperature is within a second preset temperature range; a compensation module coupled with the receiver array and configured to receive the electrical signals, amplify the electrical signals with a first and a second amplification factors, respectively, when the environmental temperature is within the first and the second preset temperature ranges, wherein the first amplification factor is negatively correlated with the temperature and the second amplification factor is positively correlated with the temperature; and a processor coupled with the compensation module and configured to identify sensing signals based on the electrical signals amplified by the compensation module and the noise floor.
US10837896B2 Electronic prepared slide, solid state imaging element, and electronic prepared slide assembly method
An electronic prepared slide includes: an image sensor that has a light receiving surface and receives, on the light receiving surface, light that has passed through a specimen disposed above the light receiving surface; and a removable nonvolatile transparent film that is disposed on the light receiving surface and seals the light receiving surface.
US10837894B2 Apparatus for testing a coefficient of friction and methods for same
An apparatus for testing a coefficient of friction of an article is provided. The apparatus includes a base, a ramp, and an actuator. The ramp includes a first rail and a second rail that are spaced apart by a first distance. The first and second rails cooperate to define a first travel path for the article. The actuator is coupled with the base and is operably coupled with the ramp to facilitate selective pivoting of the ramp between a first angular position and a second angular position.
US10837892B2 Apparatus for testing a prosthesis
Systems, methods, and devices are provided for testing a drug eluting prosthesis. A drug eluting prosthesis is placed within a conduit that is coupled at one end to a first conduit frame and at a second end to a second conduit frame. The first conduit frame is coupled to the second conduit frame using a movable shaft, such that the first conduit frame and the second conduit frame can move relative to each other. When the first conduit frame and the second conduit frame are moved relative to each other, they expose the conduit and the drug eluting prosthesis to compressive or tensile forces. While the drug eluting prosthesis is being exposed to compressive or tensile forces, a fluid flow is provided through the conduit to test the particle shed rate of the drug eluting prosthesis.
US10837886B2 Connection strength measurement method
The present invention provides a method for measuring connection strength of a measuring object in which a first measurement member and a second measurement member are connected, the measuring object being an object in which the first measurement member in the form of a cylindrical member or a cup member, and the second measurement member in the form of a cylindrical member or a cup member, are connected at respective openings thereof, the method including: fixing, as step 1, the first measurement member by enclosing a circumferential wall thereof from the outer circumferential wall thereof, and axially supporting but to fixing an annular end surface of an opening of the second measurement member; holding in midair, as step 2, the first measurement member fixed in step 1; and pulling away, as step 3, the first measurement member until connection portions of the first measurement member and the second measurement member are separated.
US10837885B2 Thawing biological substances
Dry thawing systems and devices for thawing biological substances are provided herein. Methods for thawing biological substances are also provided.
US10837883B2 Microfluidic systems and methods for reducing the exchange of molecules between droplets
The present invention generally relates to systems and methods to create stable emulsions with low rates of exchange of molecules between microdroplets.
US10837879B2 Treatment for stabilizing nucleic acid arrays
The present invention is directed to treatment of nucleic acid molecules that are attached or associated with solid supports for biochemical analysis, including nucleic acid sequencing. After loading on the solid support, the nucleic acid molecules are treated with a composition comprising a condensing agent, a volume excluding agent, or both, then treated with a composition comprising a protein.
US10837878B2 Particulate matter detection sensor
A particulate matter detection sensor includes a particulate matter detection unit for changing the output of an electrical signal in accordance with change in the electrical characteristics due to the deposition of particulate matter contained in an exhaust gas G discharged from an internal combustion engine, and a cover member having a cylindrical cover wall and disposed to surround the particulate matter detection unit. The particulate matter detection unit includes a deposition portion on which a part of the particulate matter is deposited, and a plurality of detection electrodes disposed being spaced apart from each other on the deposition portion. The deposition portion of the particulate matter detection unit is arranged so as to be oriented towards the tip side of the cover member. The cover wall of the cover member includes a plurality of exhaust gas introduction holes formed at positions closer to the tip side than is the deposition portion.
US10837874B2 Stall simulator for PDM performance testing device
A method for evaluating load performance of a rotor/stator test coupon tested within a sealable test chamber containing test fluid. The test coupon preferably includes at least a partial length of a PDM stage. Alternatively, the test coupon may include a splined rotor/stator. The method includes rotating either the rotor section or the stator section in order to actuate corresponding rotation of the other of the rotor section and the stator section. Non-linear torque in the form of an acceleration torque and/or a braking torque may be applied to either the rotor section or the stator section. Downhole stall conditions may be simulated by selectively engaging and disengaging a second motor and flywheel to vary rotational torque applied to the test coupon. Load performance of the test coupon may be evaluated over time in such simulated stall conditions.
US10837873B2 Systems and methods for monitoring, inferring state of health, and optimizing efficiency of refrigeration systems
Systems and method for operating and monitoring refrigerators are described. Temperature cycles within the compartment are characterized using statistical, frequency and pattern analysis techniques to derive a steady-state characteristic of temperature within the compartment. A thermal sensor inside the conditioned area is monitored and temperature data sets can be analyzed to determine performance in comparison to a baseline, and energy consumption. Analysis of continuous temperature readings taken from individual or groups of freezers identifies patterns of variations in temperature cycles from which feedback on efficiency can be inferred. Electrical load can be determined by measuring or estimating current usage and identifying periods of time when compressors are active in the refrigerator.
US10837866B2 Self-learning malfunction monitoring and early warning system
Embodiments provide a malfunction monitoring and early warning system which can learn the determined malfunction data. The malfunction monitoring and early warning system may be used in connection with engines of different fields such as industrial engines, wind turbine engines, rail transport engines. The malfunction monitoring and early warning system ensures early detection of malfunction, required maintenance, and early warning determination by monitoring the temperature, vibration, and speed information of the engine monitored by the system.
US10837865B2 Wiring method of optical fiber, wiring device of optical fiber, and transmission characteristic measurement system of optical fiber
A wiring method of an optical fiber in a curved shape includes disposing a first guide member which guides the optical fiber on an outer peripheral side of a wiring path of the curved shape of the optical fiber, and imparting a predetermined bending to the optical fiber by bringing the optical fiber into contact with the first guide member.
US10837860B2 Leaked gas detection device and leaked gas detection method
A leaked gas detection device and a leaked gas detection method according to the present invention obtain a leakage position of a gas leaked into a space on the basis of an image of a target area, obtain a reliability degree that is an index representing the degree of reliability with respect to the obtained leakage position on the basis of data of a meteorological element, and display the obtained leakage position on a display unit in a range including the leakage position. At this time, the leaked gas detection device and the leaked gas detection method according to the present invention change a size of the range according to the obtained reliability degree.
US10837858B2 Method and system for providing a time-based schedule for monitoring one or more properties of an asset using a plurality of mobile sensor nodes in a wireless sensor network
The invention provides a method and system for monitoring one or more properties of an asset such as a long distance pipeline using a plurality of mobile sensor nodes. The method includes generating a time-based schedule for the plurality of mobile sensor nodes for monitoring the one or more properties of the asset, wherein the time-based schedule defines a time slot corresponding to a mobile sensor node to perform a data collection operation. The data collection operation is then initiated at a first mobile sensor node of the plurality of mobile sensor nodes based on a first time slot as defined in the time-based schedule. The data collection operation of the first mobile sensor node is then managed based on the time-based schedule and an energy status of the first mobile sensor node. Finally, the data pertaining to the one or more properties of the asset is collected from the plurality of mobile sensor nodes.
US10837855B2 Pressure measuring system
Disclosed is an easily manufacturable pressure measuring system comprising a support, especially a support of metal, especially stainless steel, a pedestal connected with the support, and a pressure sensor mounted on a free end of the pedestal, in the case of which the pressure sensor is protected against thermomechanical stresses. The pressure measuring system is distinguished by features including that the pedestal includes a base arranged on the support, the pedestal includes a projection extending from the base toward the pressure sensor and comprising the free end of the pedestal, the base has a footprint, which is larger than a footprint of the projection, and the projection has a footprint, which is smaller than a footprint of the pressure sensor mounted thereon.
US10837854B2 Lowpass resonator and particulate filter for a pressure transducer
The disclosed technology includes a transducer assembly having a first transducer element. The transducer assembly includes a first filter element adjacent to least of portion of the first transducer element such that a first cavity is defined between the first filter element and the first transducer element. The first filter element includes a plurality of machined passageways in communication with the first cavity. The transducer assembly also includes an inlet passage having a first end in communication with a first external portion of the transducer assembly and a second end in communication with the plurality of machined passageways.
US10837853B2 Sensor
A sensor (2) is provided, having an acoustic resonator (18) for containing a fluid such as air and at least one transducer (22, 24) arranged to emit an acoustic signal into the acoustic resonator (18) in response to an excitation signal provided to the transducer (22, 24) by an electronic unit (4). The electronic unit (4) receives a response signal from at least one transducer (22, 24), and processes the excitation signal and the response signal to derive the acoustic signal response of the acoustic resonator. The pressure and/or temperature of the fluid may be derived from the acoustic signal response. More specifically, the electronic unit (4) may derive the temperature of fluid inside the acoustic resonator (18) by obtaining the resonant frequencies of the acoustic signal inside the acoustic resonator (18), or may derive the barometric pressure from the acoustic signal response in the vicinity of the fundamental frequency and its harmonics.
US10837850B2 Arrangement for an evaluation in a capacitive sensor device of a vehicle
The invention relates to an arrangement (10) for an evaluation in a capacitive sensor device (20) of a vehicle (1), in particular for the detection of an activation action at the vehicle (1), comprising: at least one sensor element (20.1) for the detection of a change in a surroundings of the sensor element (20.1), an electric holding arrangement (50.4) which is connected to the sensor element (20.1) for the transfer of charge, a control device (50) for the repeated determination (100) of at least one parameter of the sensor element (20.1) specific to the detection, in order to perform the evaluation, at least one controlling means (50.6) of the control device (50) in order to perform for the respective determination (100) of the parameter the transfer of charge repeatedly as pulses (P) with a predetermined number (N), so that a state of charge of the holding arrangement (50.4) is changed successively.
US10837842B2 Substrate for a sensor assembly for a resistance thermometer, sensor assembly, resistance thermometer and method of producing such a substrate
A substrate for a sensor assembly of a resistance thermometer is disclosed. The substrate is comprised of spinel and magnesium oxide and has a thermal coefficient of expansion approximately equal to the thermal coefficient of expansion of platinum.
US10837838B2 Substrate for a sensor assembly for a resistance thermometer, sensor assembly, resistance thermometer and method of producing such a substrate
A substrate for a sensor assembly of a resistance thermometer is disclosed. The substrate is comprised of aluminum oxide and zirconium dioxide and has a thermal coefficient of expansion approximately equal to the terminal coefficient of expansion of platinum.
US10837837B2 Microbolometer focal plane array with integrated multi-spectral mosaic band-pass filter/focusing lens array for simultaneous real-time anesthetic and respiratory gas concentration detection and measurement signal processing
A gas monitoring apparatus (10) identifies a target anesthetic or respiratory gas species and determines a concentration thereof. The gas monitor includes a multi-spectral mosaic filter and lens array (12), a composite thermal sensing focal plane array (26), and a signal processor (32). The mosaic filter and lens array (12) comprises a 2D array of lens structures (14) and long wave infrared (IR) band-pass filter elements (16) having a patterned thermally reflective metal disposition layer (18, 22) disposed on a first and/or second surface (20, 24) between adjacent lens structures and/or filter elements, respectively. The composite focal plane array (26) includes a plurality of individual thermal sensing focal plane arrays (28) with integrated read out integrated circuits (ROIC) that output a respective sensed channel data (36). The signal processor (32) receives the sensed channel data outputs (36) and generates an output indicative of the identification (50) and/or concentration (52) of the target gas based on an oversampling of an absorption signal, on a frame by frame basis and/or an image stacking basis.
US10837836B2 Temperature sensor for a high speed rotating machine
Infra-red sensors are often used in turbo molecular pumps to detect the temperature of the rotor or other mechanical parts and therefore indicate imminent, or potential, running failures. As deposits build up on either the infra-red sensor, or on the surface being monitored, the reading given by the sensor may not be a true representation of the actual surface temperature which can cause the pump controller to fail to stop the pump in time. The present invention provides a method and device for calibrating the sensor by creating a determined temperature rise in the sensor whilst keeping the rotor at ambient temperature. In particular the present invention uses the motor stator as the heater for causing the temperature increase.
US10837833B1 Speckle enhanced spatial-domain spectrometer
A speckle-enhanced discrete Fourier transform spectrometer can include waveguides configured to combine speckle spectroscopy techniques with discrete Fourier transform spectroscopy techniques. A discrete Fourier transform spectrometer section can be a compact, passive, chip-scale optical spectrometer. A speckle spectrometer section can include a multi-mode wave guide. An interference region can be in optical communication with both the discrete Fourier transform spectrometer section and the speckle spectrometer section such that light from both sections interfere in the interference region. A detector can be used to detect light from the interference region for detecting spectral content of light over a large bandwidth at a high resolution.
US10837832B2 Spectrometer and method for measuring the spectral characteristics thereof
Spectrometer and Method for Measuring the Spectral Characteristics thereof. The present invention provides an improved spectrometer and method for measuring the spectral characteristics of an object using the spectrometer. The spectrometer uses single aberration-corrected lens or mirror system such that the light passes through or reflects off that component only once. The lens or mirror system includes a plurality of different lens or mirror that may or may not be made up of different materials which act as one single system and wherein the lens or mirror are aligned such that the different wavelengths contained in the input signal are focused on one plane.
US10837830B2 Spectral-spatial imaging device
In general, an imaging system to synchronously record a spatial image and a spectral image of a portion of the spatial image is described. In some examples, a beam splitter of the imaging system splits an optical beam, obtained from a viewing device, into a first split beam directed by the imaging system to a spatial camera and a second split beam directed by the imaging system to the entrance slit of an imaging spectrograph that is coupled to a spectral camera. An electronic apparatus synchronously triggers the spatial camera and the spectral camera to synchronously record a spatial image and a spectral image, respectively.
US10837829B2 Fourier transform spectrophotometer
In an infrared spectrophotometer, a plurality of rolling elements are provided between a movable portion and the holding portion. While no external force is applied from a spring, a play space is generated between the movable portion, the holding portion, and each rolling element. In the infrared spectrophotometer, when the movable mirror and the movable portion are slid, an external force directed downward is applied to the movable portion by the spring, thereby preventing each rolling element from moving between the movable portion and the holding portion. Accordingly, when the movable mirror and the movable portion are slid, it is possible to suppress rattling of the movable portion and the holding portion while leaving a fine gap between the movable portion, the holding portion, and each rolling element. This makes it possible to easily control the moving speeds of the movable mirror and the movable portion and to suppress rattling of the movable mirror and the movable portion.
US10837828B2 Non-attenuating meter for determining optical energy of laser light
A non-attenuating meter determines optical energy of laser light in an absence of optical attenuation of the laser light and includes: a recipient mirror that: receives laser light that propagates in a primary propagation direction; produces profile light; transmits the profile light through the recipient mirror along the primary propagation direction; produces first reflected light from the laser light; and reflects the first reflected light along a secondary propagation direction; a profilometer in optical communication with the recipient mirror and that: receives the profile light from the recipient mirror along the primary propagation direction; and produces a profile signal from the profile light; a sensor mirror in optical communication with the recipient mirror and a passer mirror and that: receives the first reflected light from the recipient mirror along the secondary propagation direction; produces, in a tertiary direction, a sensor force from the first reflected light; communicates the sensor force to a force sensor along the tertiary direction; produces a second reflected light from the first reflected light; and reflects the second reflected light in a tertiary propagation direction; the passer mirror in optical communication with the sensor mirror and that: receives, along the tertiary propagation direction, the second reflected light from the sensor mirror; produces pass light from the second reflected light; and reflects the pass light along the primary propagation direction, such that the non-attenuating meter does not attenuate the optical energy of the laser light and does not change the primary propagation direction of the laser light.
US10837826B2 UV dosimeter with color change
The invention discloses a flexible, energy-self-sufficient UV dosimeter which optically indicates the absorbed dose on the basis of the intensity and duration of the irradiation via a color change. The invention contains one or more UV dosimeter modules. Exemplary UV dosimeter modules include at least one UV-sensitive photodiode (common electrode (11), hole conductor layer (21), UV absorber layer (22), cathode (23)) and an electrochromic element (common electrode (11), ion storage layer (12), electrolyte layer (13), electrochromic layer made of redox active material (14), transparent electrode (15)), between which an insulator (4) and a conductor track (5) are arranged. The electrochromic element accumulates the charge generated by the UV-sensitive photodiode and indicates this by means of a color change. The UV dosimeter can be produced as an integrated circuit using thin-film technology by successively applying and structuring organic or inorganic functional layers.
US10837825B2 Method of ambient luminosity level detection, and corresponding sensor
A method of detecting ambient luminous radiation includes resetting and triggering a counter each time a photodiode illuminated by the ambient luminous radiation reaches a discharge threshold. The counter is then being clocked by a clock signal having a first frequency and delivering a counter output signal. The method further includes generating an AC signal representative of the ambient luminous radiation by converting, from digital to analog, a digital signal obtained from the counter output signal.
US10837824B2 Monitoring an asset using görtzel filters
An apparatus monitors physical signals, such as vibration, produced by an asset, such as a motor. Sensor signals corresponding to the physical signals are applied to a bandpass Görtzel filter that passes a frequency band around a characteristic frequency of a physical signal. An analyzer produces information corresponding to the physical condition of the asset based on the Görtzel filtered signal. A tracking unit periodically updates parameters of the Görtzel filter so that the bandpass frequencies of the Görtzel filter track the characteristic frequency of the physical signal. Each Görtzel filter may include a comb filter whose output is applied to a plurality of resonators, whose outputs are applied to a windowing unit. The Görtzel filter is preferably a Görtzel filter block that is made up of a plurality of individual Görtzel filters. The tracking unit continuously updates the operating characteristics of the multiple Görtzel filters within the Görtzel filter block such that one Görtzel filter has a bandpass center frequency at the characteristic frequency and other Görtzel filters have center frequencies that are immediately above and immediately below the characteristic frequency. Thus, if the characteristic frequency changes up or down, the shifted Görtzel filters will pass those frequencies, and the signal at the actual characteristic frequency will not be lost.
US10837823B2 Aircraft landing gear
An aircraft undercarriage has an axle for carrying at least one wheel. The undercarriage further includes a magnetic measurement target and at least one magnetic movement sensor cooperating with the magnetic measurement target to measure bending of the axle. The magnetic measurement target has a body that extends inside the axle and includes a fastener end fastened to one end of the axle. The body also include a target surface that extends over an inside surface of the body. The magnetic movement sensor is positioned inside the axle to measure movement of the target surface.
US10837822B2 Vehicle weighing scale that determines when the wheels enter or exit a side based on an unbalance current
The present invention relates to a method and a weighing scale for weighing vehicles, the weighing scale comprising a weighing bridge having a first and second side for entering and leaving the weighing bridge; a weighing circuit comprising a first set of load sensors and a second set of load sensors coupled to a weight indicator, the first set of load sensors being arranged at the first side and the second set of load sensors being arranged at the second side; a measuring circuit arranged to measure at least one unbalance current in the weighing circuit when a vehicle enters or leaves the weighing bridge; a processing circuit arranged to determine at least one point in time when wheels of the vehicle enter the first side or leave the second side based on the at least one unbalance current.
US10837820B2 Load cell for a scale
The invention relates to a load cell for a scale having a monolithically configured measurement body that has a force reception section, a force introduction section, and a joint section arranged between the force reception section and the force introduction section, wherein the measurement body has a longitudinal axis and an axial end at the force reception side and an axial end at the force introduction side; having at least one strain gauge arranged at the upper side on the joint section for detecting a stretching deformation of the measurement body; and having a circuit board that is electrically connected to the at least one strain gauge, that is arranged at the force reception side, and that has electronics arranged thereon for processing at least one output signal of the at least one strain gauge.
US10837817B1 Food ingredient measuring device
A food ingredient measuring device includes a lower enclosure, an upper enclosure; and a release assembly that passes through the upper enclosure and into the lower enclosure. The release assembly has an activation push-button that extends from the upper enclosure, a pair of connection arms, an inner wall that is at least partially within the lower enclosure and that forms an interstitial space, a seal assembly and a holding cavity. Activation of the activation/release push-button causes the release assembly to retract the seal assembly into the interstitial space to open the holding cavity to enable capture of a cooking ingredient from a bulk container. Another activation causes the release assembly to extend the seal assembly from the interstitial space to close the cavity to capture the cooking ingredient. Another activation causes the seal mechanism to open again to dispense the cooking ingredient.
US10837815B2 Systems and methods for multiphase flow metering accounting for dissolved gas
A system for metering flow of a fluid has a vibratable flowtube for receiving a multiphase fluid flow. A driver is configured to vibrate the flowtube. A pair of sensors is configured to detect movement of the flowtube at different locations on the flowtube. Pressure and temperature sensors are configured to measure a pressure of the fluid. One or more processors are configured to use a phase difference between the sensor signals to determine a fluid flow rate through the flowtube. The one or more processors are further configured to determine an amount of dissolved gas in the multiphase fluid using the pressure, the temperature, and the relative amounts the multiple liquids in the multiphase fluid.
US10837814B1 Smart gas cylinder cap
The design and structure of a smart gas cylinder valve cap coupled with a smart MEMS mass flow meter, an embedded iBeacon or RFID reader and a remote data transmission module, which is capable of formulating an Internet of Things (IoT) system, is demonstrated in the disclosure. The smart gas cylinder cap(s) can be directly used to replace the mechanical valve handwheel or directly attached to the top of the existing mechanical handwheel as a smart data relay, and the cap(s) can either be applied to a single or plural numbers of gas cylinders while the smart gas flow meter shall communicate with the smart gas cap as well as to relay gas consumption data to a designated data center or a “cloud” which can further interface with the users and suppliers of the gas cylinders. The system is beneficial for many of the existing gas cylinder applications such as construction gas process, medical gas racks, gas cylinders for food and beverage, and gas racks for electronics fabrication, where the gas cylinder status, gas consumption as well as cylinder logistics are critical for the applications.
US10837808B2 Device and method for testing the plausibility of signals of a rotary encoder
The invention relates to a device and a method for testing the plausibility of signals of a rotary encoder. The device is formed with: a sine signal-providing device (11) designed to provide a sine signal (51) of the rotary encoder (12); a cosine signal-providing device (12) designed to provide a cosine signal (52) of the rotary encoder (12); a calculation device (14) designed to form a calculation signal (53) based on the sine signal (51) and the cosine signal (52); a maximum value-determining device (16) designed to determine a maximum value of the calculation signal (53); a minimum value-determining device (18) designed to determine a minimum value of the calculation signal (53); a determining device (20) designed to determine a differential signal (56) as or based on a value of a difference between the determined maximum value and the determined minimum value, and which differential signal indicates an amplitude difference between an amplitude of the sine signal (51) and an amplitude of the cosine signal (52); and a plausibility device (22) designed to test the plausibility of the sine signal (51) and the cosine signal (52), in the event that the differential signal (56) falls within a predetermined region.
US10837805B2 Fibre optic cable with tuned transverse sensitivity
This application relates to a fibre optic cable structure suitable for use as a sensing fibre optic for distributed acoustic sensing and having an improved sensitivity to transverse pressure waves. The application describes a fibre optic cable (300) having a longitudinal cable axis and comprising at least one optical fibre (301). The cable also comprises a compliant core material (303) mechanically coupled to the optical fibre(s), possible via a buffer (302) such that a longitudinal force acting on the compliant core material induces a longitudinal strain in the optical fibre(s). At least one deformable strain transformer (304) is coupled to the compliant core material and configured such that a force acting on the strain transformer in a direction transverse to the cable axis results in a deformation of the strain transformer thereby applying a longitudinal force to the compliant core material.
US10837800B2 Arrangements for magnetic field sensors that act as movement detectors
Magnetic field sensors can sense speed of movement and direction of movement of a ferromagnetic object. The magnetic field sensors employ both planar Hall effect elements and vertical Hall effect elements to generate two-state signals in two different signal paths with relative phases that are ninety degrees apart, the ninety degrees having sufficient margin to aid in detection of the direction of motion. Other magnetic field sensors use at least four vertical Hall effect elements to identify a speed of rotation and a direction of rotation of a moving ferromagnetic object.
US10837797B2 Method for sorting unsystematic environment risk of underground storage tank systems
A method for sorting unsystematic environment risk of underground storage tank systems includes: generating an unsystematic environmental site assessment priority list for the underground storage tank systems using a risk weight assessment module based on facility level factor data and operational status factor data of each underground storage tank system; obtaining an actual soil gas detection data for each underground storage tank system after conducting an environmental site assessment on the priority list; and generating an investigation list according to the contamination potential assessment result of each underground storage tank system using a contamination potential assessment module based on the actual soil gas detection data as a basis for subsequent investigation and regulation on the underground storage tank systems.
US10837796B2 Gyroscope sensitivity calibration
An in-situ calibration system, method and apparatus is disclosed that uses test electrodes to stimulate a proof-mass of a MEMS based gyroscope at a drive frequency as quasi-Coriolis forces to extract the electromechanical gain, and uses a non-resonant carrier signal on the proof-mass to extract the additional changes in the sense and drive capacitance. Additionally, an in-situ calibration system, method and apparatus is disclosed that uses quadrature electrodes to apply a known force stimulus to the proof-mass as part of a calibration procedure, where the known force is applied again after installation into a system or further into the life of the gyroscope. Differences in the proof-mass response to the force are proportional to changes in sensitivity, which allows the sensitivity to be corrected in-field.
US10837793B2 System and method for utilizing aggregated weather data for road surface condition and road friction estimates
A system and method for utilizing aggregated weather data (AWD) for deriving road surface condition (RSC) estimates. This system and method supplements road friction estimates (RFEs) made at the vehicle level with AWD in the cloud to form the RSC estimates, which are then transmitted to the vehicles such that more accurate RFEs can be made locally, and so on. Conventional RFE physics-based models are replaced with enhanced RFE trained machine learning (ML) models accordingly. Global RSC estimates are derived for each geographical region using weather and location constraints. Thus, improved autonomous driving and driver assist functions may be implemented, better driver warnings may be provided, and safer road trips may be planned in advance based on a thorough analysis of the drivable conditions.
US10837792B2 User terminal device for displaying map and method thereof
A user terminal device is provided. The user terminal device includes a display configured to display a map screen, a detector configured to sense a user manipulation, and a controller configured to, when a location and a direction are determined by the user manipulation on the map screen, display at least one photo image corresponding to the location and the direction of the user manipulation on the map screen.
US10837791B2 Generating and recommending customized traversal routes
Embodiments for implementing customized traversal routes by at least a portion of a processor in a computing environment. One or more traversal routes may be generated from a route network for a user to traverse according to one or more parameters and user preferences. One or more edge metrics may be assigned to the one or more traversal routes while periodically updating the one or more parameters, the user preferences, or a combination thereof associated with the one or more traversal routes.
US10837781B2 Providing familiarizing directional information
Examples are disclosed that relate to providing information regarding nearby locations that may be familiar to a user to help inform the user of a current location within an area. One disclosed example provides a computing device comprising a display, a logic subsystem, and a storage subsystem comprising instructions executable by the logic subsystem to form a list of familiar locations for a user based upon a user history regarding the familiar locations, determine that the user is within a threshold proximity to a nearby familiar location on the list of familiar locations, and in response, output directional information indicating a relative position of the nearby familiar location on the list of familiar locations.
US10837775B2 Method of using a hybrid power source and control moment gyroscope
A method, for providing spatial stability and electrical power with a hybrid power source and control moment gyroscope (HPCMG), includes producing spatial stability force for the HPCMG by spinning a central mass within a first transverse gimbal assembly about a first axis of rotation of a control moment gyroscope (CMG). The CMG includes the first transverse gimbal assembly, the central mass, and a second gimbal assembly rotationally connected to the first transverse gimbal assembly. The first transverse gimbal assembly is rotationally connected to the central mass at a first position of the first transverse gimbal assembly and at a second position of the first transverse gimbal assembly along the first axis of rotation. The method includes producing a voltage potential with the central mass. The method includes charging or discharging the central mass through conductive bearings.
US10837774B2 System and method for calibrating magnetic sensors in real and finite time
The present invention relates to a calibration method of magnetic sensors, for removing from the measurements the so-called “bias” and obtaining the actual measurement of the magnetic field. This method, in addition to measurements of such magnetic sensors, uses measurements of angular rotation sensors available in various types of commercial devices including smartphones. The present invention also relates to a corresponding system for determining the instantaneous real time orientation and/or position of a mobile device with respect to a magnetic field.
US10837768B2 Shape measurement method and shape measurement apparatus
According to one embodiment, a substrate measurement method comprises irradiating a substrate with an electromagnetic wave, such as an X-ray, at a plurality of incident azimuth angles with respect to an orientation of a repetitive array on the substrate. The irradiating conditions are varied in different incident azimuth angle ranges. The repetitive array comprises a pattern feature, such as a hole or a pillar, for example. The scattering intensity of the electromagnetic waves scattered from the substrate is measured at each of the different incident azimuth angles. Shape information for the pattern feature in the is calculated based on the measured scattering intensity of the electromagnetic waves at the plurality of incident azimuth angles.
US10837764B2 Surface flatness measuring device and surface flatness measuring method
A surface flatness measuring device and a surface flatness measuring method are disclosed. By non-contacting laser measurement, measurement precision can reach 0.001 mm so the measurement precision is high. A repetitive measurement error thereof can be controlled to be within 3 um so the measurement error is tiny, which prevent issues of low measurement precision and great measurement errors due to manual measurement in prior art. At the same time, the present invention measurement data can be automatically recorded and saved, measurement for a large batch of boards under measurement can be implemented, which prevents the issues of the conventional measurement data requiring manual recording and lacking capability of uploading the measurement data.
US10837761B1 Component heating sub-systems and methods for laser shearography testing systems
A laser shearography testing system for non-destructively testing a component includes a component heating sub-system coupled to the component. The component heating sub-system excites the component into a loaded state by passing an electric current through the component. A resistivity of the component causes the component to internally and uniformly heat as the electric current passes through the component.
US10837753B2 Magnetic field sensor using MR elements for detecting flux line divergence
Methods and apparatus for s sensor having magnetic field sensing elements coupled in a differential bridge and a signal processor configured to receive signals from the bridge to determine a distance from the magnetic field sensing elements to a magnet from flux line divergence of magnetic flux generated by the magnet.
US10837751B2 Step gauge for stringed musical instruments and method of using same
A single-tool step gauge provides for measuring or setting a preferred or desired height of a string above a surface of a stringed musical instrument, and includes a nut slot gauge, crown height gauge and string action gauge. The nut slot gauge includes a downwardly-extending tab, a first plurality of integrally-formed graduated length gauges that measure a nut slot height, and a first plurality of measurement indications corresponding to the first plurality of graduated length gauges. The crown height gauge includes a pair of feet, a second plurality of integrally-formed graduated length gauges that measure a fret crown height, and a second plurality of measurement indications corresponding to the second plurality of graduated length gauges. The string action gauge includes a base, a third plurality of graduated length gauges that measure a string action, and a third plurality of measurement indications corresponding to the third plurality of graduated length gauges.
US10837750B2 Systems for automated loading of blastholes and methods related thereto
Systems for automatedly delivering explosives with variable densities are disclosed herein. Methods of automatedly delivering explosives with variable densities are disclosed herein. Methods of determining an emulsion explosive density profile are disclosed herein.
US10837749B2 Detonator identifier assignment
A plurality of detonators (22A-N) and a method of assigning a unique identifier to each of the detonators comprises connecting the detonators in parallel to one another at respective connection points on each of two signal-transmitting conductors of a harness which extends from a reference location to a plurality of boreholes in which the detonators are respectively positioned. The method includes measuring a parameter which varies with the lengths of the two conductors between the reference location and the respective two connection points, and generating a unique identifier for each respective detonator based on the measured parameter. The detonators include a memory unit (58), a voltage-controlled oscillator (60, 60P) which generates a signal at an output frequency determined by voltage applied to the two connection points, and a processor (50) which uses the output frequency to generate a unique identifier for the detonator, which identifier is transferred to the memory unit (58).
US10837748B2 Device for producing an arming criterion, fuze and munition
A device produces an arming criterion for a fuze for a partly spinning munition. The munition has a first part which spins and a second part without or with little spin during flight of the munition. The device includes a sensor for outputting a characteristic variable for a relative rotation between the first part and the second part and a control unit for producing the arming criterion when the characteristic variable fulfils a flying criterion. The fuze for the partly spinning munition, which has at least one arming criterion, includes the device for providing the arming criterion or one of the arming criteria. The partly spinning munition includes the fuze with the device.
US10837736B2 Handgun with gunsight augmentation and enhanced pistol-grip and methods of use
The inventive disclosures pertain to an improved handgun (and related retrofit/after-market kits) that incorporates an improved gunsight and ergonomically enhanced pistol-grip member. In embodiments, an elongated gunsight-augmentation member is adapted to be inserted between a handgun's existing rear and front gunsights such that the gunsight has been basically transformed into a barrel-length U-shaped channel that makes it clear to a user how to line-up a target, while ensuring that the entire length of the device has a smooth shape and edges to significantly reduce snagging when drawing the firearm. The gunsight-augmentation member can also incorporate an internal fiber-optic rod as a visual aid to line-up a firearm. In variations, the improved handgun incorporates an ergonomically enhanced finger-receiving member disposed at the bottom surface of the pistol-grip and/or magazine that is especially useful for compact handgun designs.
US10837735B2 Auto retention holster
A retention block, mounted within a handgun receiving, holster shell cavity automatically locks a handgun therein upon its insertion into the holster cavity. An access passage is formed through a first sidewall of the holster shell. The retention block is mounted inside the holster cavity, selectively moveable from the locked position to an unlocked position by a retention-block release lever that is oriented on the outer surface of the first sidewall of the holster shell and coupled to the retention block through the access passage. A retention-block biasing element is coupled to the retention block, for biasing the retention block into the locked position.
US10837734B2 Concealed carry clip for handguns
The present disclosure provides an improved concealed carry clip, that attaches with machine screws to the slide rear cover plate, and which has friction features on the clip to facilitate drawing back the slide with the thumb and index finger. In addition, the cover plate can be equipped with projections that reduce shearing forces on the machine screws. A drilled and tapped replacement rear cover plate is provided with the improved concealed carry clip. Though the improved concealed carry clips have, to date, been designed for Glock®, M&P® and Springfield Armory® XD handguns, the concealed carry clips may be adapted for use on other similarly constructed handguns in the future.
US10837730B1 Ballistic adjustment device for toy gun
A ballistic adjustment device for toy gun, includes a mounting member having a bearing portion located above a bullet barrel. When the mounting member moves up and down, a pressure member is released from or pressed against the bullet barrel to move a protruding portion of the bullet barrel up and down. A connecting rod is pivoted to a lower part of the mounting member and has a press portion that is pressed against an inclined surface of the rotary member. The rotary member is in communication with a magazine seat, such that the rotary member can be turned only by extending the operator's finger into the magazine seat, which makes the press portion moves high and low on the inclined surface, so as to move the connecting rod and the mounting member, and make the bearing portion move up and down to achieve the function of adjusting the trajectory.
US10837729B1 Fire control assembly for a semi-automatic rifle
A fire control assembly and a method are disclosed. The fire control assembly contains a pivotable shaft containing a first end and a second end, and a first selector member removably coupled with the first end of the pivotable shaft, wherein the first selector member is movable between a first position relative to the pivotable shaft and a second position relative to the pivotable shaft, wherein the first selector member is configured to rotate the pivotable shaft from a safe position to a firing position and back to the safe position when the first selector member is in the first position relative to the pivotable shaft, wherein the first selector member is configured to prevent the pivotable shaft from rotating into the firing position when the first selector member is in the second position relative to the pivotable shaft.
US10837728B2 Two-stage, drop-in trigger assembly
A trigger assembly for a firearm is disclosed wherein the firearm includes a receiver, a safety selector and a hammer. The trigger assembly includes a trigger having a pivot axis, a front hook which is constructed and arranged to move with trigger rotation, a rear hook which is cooperatively arranged with the front hook and a spring which is positioned between the front hook and the rear hook. The front hook and the trigger are constructed and arranged relative to the safety selector and relative to the hammer in order to allow the hammer to be recocked from an upright position with the safety selector in a “SAFE” position. This particular construction provides a trigger assembly which is constructed and arranged as a two-stage, drop-in trigger assembly which is compliant with the European Standard for an M4/M16 (AR) platform.
US10837722B2 Apparatus for storing and loading ammunition
A method and apparatus for storing and loading ammunition cartridges are disclosed. An ammunition apparatus may comprise a bay that is substantially cylindrically shaped, an access channel, a slide restraint, and a saddle. The access channel may be a cross sectional cutout in the bay. The slide restraint may comprise five fins shaped to track the contour of the tapered end of a cartridge. The saddle may be disposed on the outside of the bay, opposite the access channel, and may be shaped to complement the contour of a cartridge. An ammunition tray may comprise multiple ammunition apparatuses secured together. A user may load a cartridge from an ammunition tray into a magazine by using an ammunition apparatus saddle to partially displace an already loaded cartridge and then using his or her thumb to slide a cartridge from the ammunition tray into the magazine.
US10837717B2 Heat exchanger with improved flow
A heat exchanger comprises a number of identical heat exchanger plates stacked in a stack. Every other heat exchanger plate is turned 180 degrees in its plane relative to its neighboring plates, and each heat exchanger plate comprises at least four port openings and a herringbone pattern comprising pressed ridges and grooves. The ridges and grooves are adapted to keep the plates on a distance from one another under formation of flow channels, wherein areas around the port openings are arranged on different levels, such that selective flow from the port openings to the flow channels is achieved. Dents are arranged in the ridges and grooves in the vicinity of any of the port openings, the dents being arranged to increase the flow resistance to promote a more even flow distribution in the flow channel.
US10837713B2 System and method of heat storage and release comprising at least two concentric heat storage volumes
The present invention concerns a device and a process for the storage and restitution of heat which comprises at least two concentric heat storage volumes (TES1, TES2, TES3). The walls (2) delimiting these storage volumes are configured in a manner such that the thickness of the wall delimiting the central storage volume is greater than the thickness of the wall delimiting the peripheral storage volume.
US10837710B2 Plate heat exchanger
A plate heat exchanger comprises first heat exchanger plates, second heat exchanger plates, first plate interspaces each formed by a primary pair of one second heat exchanger plate and an adjacent first heat exchanger plate, and second plate interspaces each formed by a secondary pair one first heat exchanger plate and an adjacent second heat exchanger plates. Each first heat exchanger plate comprises a peripheral rim surrounding a first porthole and defining an inlet channel for a first fluid through the plate heat exchanger. Each secondary pair encloses an inlet chamber adjacent to the peripheral rim. The inlet chamber is closed to the second plate interspaces, open to the inlet channel and communicates with one of the first plate interspaces via a nozzle member, thereby permitting a flow of the first fluid from the inlet channel to the first plate interspace.
US10837699B2 Refrigerator
A refrigerator includes a control module which controls a first compressor, a second compressor, a first fan, a second fan, and a third fan, in which the control module performs a high-temperature initial simultaneous operation when the outside air temperature is at the outside air set temperature or more, performs a high-temperature initial alternation operation when the freezing compartment temperature is at the freezing compartment set temperature or less and the refrigerating compartment temperature is at the refrigerating compartment set temperature or less during the high-temperature initial simultaneous operation. The control module drives the first compressor and the second compressor together during the high-temperature initial simultaneous operation, and alternately drives the first compressor and the second compressor during the high-temperature initial alternation operation.
US10837698B2 Water prefilling assembly for use in a refrigerating appliance
A fluid delivery system for an appliance includes a fluid line in selective communication with a fluid source. A shelf defines a fill zone positioned below an underside of the shelf. A shelf spigot is coupled with the fluid line and disposed proximate the underside of the shelf and over the fill zone. A fluid level sensor is positioned in communication with the fill zone. The fluid level sensor is also in communication with a controller that regulates a flow of fluid through the shelf spigot.
US10837696B2 Vacuum adiabatic body and refrigerator
A vacuum adiabatic body is provided. The vacuum adiabatic body may include a first plate, a second plate, a seal, a support, a heat resistance device, and an exhaust port. The support may include at least two bars to support the first plate and the second plate. Each of the at least two bars may include a material having a lower emissivity than emissivities of each of the first and second plates, and each bar may be fabricated using at least one material selected from the group consisting of polycarbonate (PC), glass fiber PC, low outgassing PC, polyphenylene sulfide (PPS), and liquid crystal polymer (LCP).
US10837693B2 Refrigerator
A refrigerator includes a cabinet, an evaporator, an evaporator cover module defining an evaporator cover module, a cold air supply module configured to communicate with an upper end of the evaporator cover module, the cold air supply module including a discharge port, and a blower fan. The cold air supply module includes a lower passage configured to communicate with the evaporator cover module, and an upper passage configured to communicate with the discharge port. The cold air supply module defines a communication hole at a position where the upper passage and the lower passage overlap each other, and the blower fan is located at the communication hole to cause suction of cold air from the heat-exchange space and discharge of cold air to the discharge port.
US10837688B2 Ice maker with exposed refrigerant tube
Systems and apparatuses for making ice and ejecting the ice from an ice formation cell. In one example, a system includes an ice formation cell, a refrigerant tube, and an ejector. The refrigerant tube is disposed within the ice formation cell. A portion of the water stream can freeze on the refrigerant tube to generate the ice piece. The ejector rotates about an axis. When rotating, the ejector pries an ice piece away from the refrigerant tube disposed the ice formation cell.
US10837682B2 Devices with hybrid vapour compression-adsorption cycle and method for implementation thereof
The present invention provides a device with a combined hybrid mechanical vapour compression-adsorption cycle, particularly to devices used in moisture or temperature control applications which incorporate or embody refrigeration or heat pump cycles, such as for example HVAC applications. In this invention, heat from the adsorption process and/or condensation process of the adsorption cycle is pumped to the desorption process. Thus, this new hybrid combined cycle becomes a partially or fully electricity driven heat pump cycle.
US10837679B2 Method and apparatus for part-load optimized refrigeration system with integrated intertwined row split condenser coil
A condenser system that includes a first compressor and a second compressor. An upper coil and a de-superheater coil are fluidly coupled to the first compressor. The upper coil, the de-superheater coil, and the first compressor define a first compressor circuit. A lower coil is fluidly coupled to the second compressor. The lower coil and the second compressor define a second compressor circuit. The upper coil and the de-superheater coil together utilize an entire heat-transfer surface area.
US10837673B2 Cathodic corrosion and dry fire protection apparatus and methods for electric water heaters
The metal tank portion of an electric water heater is protected against corrosion utilizing a corrosion protection system that detects a voltage potential between the sheath portion of a tank water-immersed electric heating element and the tank. In one embodiment of the corrosion protection system the sensed sheath/tank potential is utilized to enable a user of the water heater to accurately gauge the necessity of replacing a sacrificial anode extending into the tank. In another corrosion protection system, the sensed sheath/tank potential is utilized to provide impressed current cathodic protection of the tank and also to prevent dry firing of the electric water heater.
US10837672B1 Systems, devices, and/or methods for managing condensate
Certain exemplary embodiments can provide a system, machine, device, and/or manufacture that is configured for operably releasing condensate from a furnace combustion gas containment system without allowing a substantial quantity of drain air to enter the condensate producing system from a drain or a substantial quantity of combustion gas to flow through the system, machine, device, and/or manufacture.
US10837671B2 Wind driven rain performance, FEMA impact-rated louver
A louver blade, comprising a first arcuate section, a second arcuate section serially connected to the first arcuate section and a hook extending from the intersection of the first arcuate section and the second arcuate section.
US10837670B2 Air-conditioning apparatus
An air-conditioning apparatus according to an embodiment of the present invention includes: a heating device configured to perform a heating operation by heating air inside a room and sending out the heated air; a floor temperature sensor configured to measure a floor temperature inside the room; a suction air temperature sensor configured to measure a suction air temperature that is a temperature of the air flowing into the heating device; and a controller configured to calculate a reference temperature from the floor temperature and the suction air temperature, and when determining that the reference temperature is lower than a start determination temperature designated in advance, cause the heating device to perform the heating operation.
US10837669B2 Method and apparatus for effectively controlling plurality of indoor devices
The present invention relates to a technology for a sensor network, machine-to-machine (M2M) communication, machine-type communication (MTC) and internet of things (IoT). The present invention can be applied in intelligent services (smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety-related services, and the like) utilizing said technology. The present invention, a method for effectively controlling a plurality of indoor devices, comprises the steps of: verifying first information of first indoor devices from among a plurality of indoor devices on the basis of energy consumption of an outdoor device connected to the plurality of indoor devices; verifying second information of second indoor devices from among the plurality of indoor devices on the basis of a previously configured comfort zone; if the number of second indoor devices is greater than the number of first indoor devices on the basis of the first information and second information, then calculating the priorities of the second indoor devices, and, on the basis of the calculated priorities, operating at least one indoor device from among the second indoor devices.
US10837664B2 Indoor ventilation exhaust system
The indoor ventilation exhaust system is configured for use in a domestic space. The indoor ventilation exhaust system is configured for use with second-hand smoke. The indoor ventilation exhaust system draws atmospheric gases containing second-hand smoke out of a domestic space. The indoor ventilation exhaust system comprises an manifold, discharge system, and a collection network. The discharge system attaches to the manifold. Each of one or more collection networks attach to the manifolds. The discharge system creates a partial vacuum that draws the second-hand smoke of out the domestic space into the collection network. The second-hand smoke is aggregated in the manifold and is then discharged from the domestic structure containing the domestic space through the discharge system. The discharge system creates the partial vacuum that transports the second-hand smoke.
US10837655B2 Air current changeable full front blowing type air conditioner
An air current changeable full front blowing type air conditioner is provided. The air current changeable full front blowing type air conditioner includes: a case configured to comprise a heat exchanger disposed inside the case; a main air blower configured to be disposed in rear of the heat exchanger inside the case and discharge a main air current from a full front of the case; and at least one auxiliary air blower configured to be positioned around the main air blower of the case and discharge an auxiliary air current for changing a direction of the main air current. The auxiliary air blower discharges the auxiliary air current in a direction where the auxiliary air current interferes with the main air current discharged from the full front of the case.
US10837650B2 Domestic appliance and door for a domestic appliance
The present invention relates to a door (10) for a domestic appliance, in particular an oven door (10) for a cooking oven. The door (10) comprises a front panel (12) and at least one door handle (14) made of metal and arranged at an outer side of said front panel (12). The door (10) comprises at least one electric and/or electronic device (18) arranged inside and/or at the door handle (14). The door (10) comprises at least one fastening element (24) for fastening the door handle (14) at the front panel (12). At least one conducting element (26) is attached at the inner side and/or outer side of the front panel (12). The fastening element (24) penetrates the front panel (12) and the conducting element (26), the conducting element (26) includes a terminal lug (32) connected or connectable to a grounding element (32), and the grounding element (30) is connected or connectable to a chassis of the domestic appliance, so that the door handle (14) is grounded via the fastening element (24), the conducting element (26), the terminal lug (32) and the grounding element (30).
US10837647B2 Barbecue and fireplace combination assembly
A barbecue and fireplace combination assembly for grilling, heating, and entertainment includes a housing that defines an interior space. A barbecue, which is fuel gas powered, is mounted to a top of the housing. Fuel gas that flows to the barbecue is configured to be ignited by a user to barbecue a food item. A fireplace, which also is fuel gas powered, is coupled to the housing and is positioned in the interior space. Fuel gas that flows to the fireplace is configured to be lighted by the user to heat an area proximate to the fireplace. An opening is positioned in a front of the housing. A window is coupled to the front of housing so that the window substantially sealably closes the opening. The window is configured to allow visual enjoyment of the fireplace.
US10837646B2 Combustion chamber shingle arrangement of a gas turbine
A combustion chamber shingle arrangement of a gas turbine, including a combustion chamber shingle, at least one threaded bolt configured for attaching the combustion chamber shingle, and a base body connecting the threaded bolt to the combustion chamber shingle, wherein the base body comprises a platform and a connection area that connects the platform to the combustion chamber shingle, wherein the threaded bolt is arranged at the platform, and wherein a hollow space is embodied between the platform and the combustion chamber shingle.
US10837643B2 Mixer assembly for a combustor
A mixer assembly for a turbine engine is generally provided. The mixer assembly includes a vane assembly including a plurality of vanes configured to direct a flow of oxidizer to mix with a flow of fuel. The vane assembly includes a fluid diode disposed within a vane flow path between each pair of vanes of the vane assembly.
US10837638B2 Heat shield with axial retention lock
A heat shield assembly for an engine case of a gas turbine engine may include a heat shield and a support lock. The heat shield may have an annular shape and a groove formed circumferentially along an inner surface of the heat shield. The support lock may have a tab extending radially outward from a distal surface of the support lock. The groove in the heat shield may be configured to retain the tab of the support lock.
US10837636B2 Staged steam injection system
A staged steam injection system for a flare tip that can discharge waste gas into a combustion zone is provided. The staged steam injection system includes, for example, a first gas injection assembly and a second stage gas injection assembly. The first gas injection assembly is configured to inject steam at a high flow rate and a high pressure into the flare tip or the combustion zone. The second gas injection assembly is configured to inject a gas (for example, steam and/or a gas other than steam) at a low flow rate and a high pressure into the flare tip or the combustion zone. A flare tip including the staged steam injection system is also provided.
US10837632B2 Spiral air guide device and stage light heat dissipation system provided with the spiral air guide device
A helical airflow guide device and a stage light heat dissipation system provided with the helical airflow guide device are provided. The helical airflow guide device comprises an airflow guide main body. The airflow guide main body is provided with multiple protruding portions. The multiple protruding portions are helically arranged, and gaps between adjacent protruding portions form multiple funnel-shaped airflow intake passages. Sizes of openings of the multiple airflow intake passages are different and change gradually. The multiple protruding portions are helically arranged, and the gaps between adjacent protruding portions form the multiple funnel-shaped airflow intake passages, such that entering airflows are circumferentially helical. In addition, the sizes of the openings of the multiple airflow intake passages are different and change gradually, such that the sizes of the airflow intake passages change uniformly, and the helical airflow guide device enables the airflow to enter uniformly, thereby achieving uniform heat dissipation.
US10837631B2 Utilization of lighting power infrastructure
A lighting module includes an LED light source and a power source coupled to the LED light source. The LED light source is powered by the power source. The power source includes an auxiliary output connection that is terminated at a standardized connector. The power source provides power to an auxiliary device via the standardized connector.
US10837622B2 Collimating step-wedge light guide
A light guide includes a light input surface, a first major surface orthogonal to the light input surface and a second major surface opposing the first major surface and forming a converging wedge with the first major surface. The second surface includes a plurality of doublet light extraction features closely-packed or separated by a land feature. Each doublet feature includes a first prism feature having a first shape and a second prism feature having a second shape and the second shape is different than the first shape.
US10837618B2 Vehicular lamp
A vehicular lamp includes: a lens body including front and rear surfaces; and a light source provided at the rear of the lens body and emitting light rays that enter through the rear surface and are outputted through the front surface. The front surface includes a plurality of lens cuts that control a diffusion angle of light rays, at least one lens cut includes a first region and a second region, the lens body includes a reflection surface that internally reflects a portion of light rays that are to be outputted through the second region, the first region is a surface that controls the diffusion angle of direct light rays that are to be outputted through the first region, and the second region is a surface that controls the diffusion angle of the reflected light rays from the reflection surface which are to be outputted through the second region.
US10837616B2 Vehicle lamp
A vehicle lamp includes a lamp outer case including a lamp housing having an opening and a cover configured to block the opening, an interior space of the lamp outer case being formed as a lamp chamber; a panel body including a holder in the lamp chamber and provided with an attached portion and a holding portion, and an organic electroluminescence panel held in the holding portion; and an attachment body disposed in the lamp chamber and attached with the panel body. The attachment body includes an attaching portion to which the attached portion is attached, and the panel body is attached to the attachment body in a cantilever state.
US10837611B2 Downlight apparatus
A downlight apparatus includes a main housing, a light module, a diffusion cover and a light guide. The main housing has a surrounding wall and a base part. The light module is attached to the base part for emitting a first light and a second light. The diffusion cover is fixed to a bottom end of the surrounding wall, for converting the second light to a peripheral light on an exterior surface of the diffusion cover. The light guide has a light entrance side facing to the base part for directing the first light through the light guide to escape at a light escape side of the light guide. The light escape side of the light guide is surrounded by diffusion cover.
US10837608B1 Full spectrum white light emitting devices
A full spectrum white light emitting device may include a broadband solid-state excitation source for generating broadband excitation light with a dominant wavelength from about 420 nm to about 480 nm and a full width at half maximum intensity greater than about 25 nm; and a narrowband red photoluminescence material with an emission peak wavelength from about 620 nm to about 640 nm and a full width at half maximum emission intensity of less than about 30 nm; where the device has an efficacy of at least 130 lm/W and generates white light with a CRI Ra≥90, and where over a wavelength range from about 430 nm to about 520 nm, a maximum percentage intensity deviation of the white light from the intensity of light of a black-body curve or CIE Standard Illuminant D of the same Correlated Color Temperature is less than about 50%.
US10837606B2 Filament, method of producing a filament and a light source including a filament
A filament includes a radiation-transmissive substrate, a plurality of LEDs, and a converter layer, wherein the substrate has an upper side and a lower side facing away from the upper side, the LEDs being arranged on the upper side of the substrate, the converter layer covers the LEDs, the upper side and the lower side of the substrate, and the converter layer has a first sublayer on the upper side and a second sublayer on the lower side, the converter layer is configured to obtain an improved radiation profile of the filament, along a lateral direction, the converter layer has a continuously varying vertical layer thickness, the lateral direction is a lateral longitudinal direction parallel to a main extension surface of the substrate, and the substrate has a length expanding along the lateral longitudinal direction that is greater than a width of the substrate along a lateral transverse direction.
US10837601B2 Subterranean gas storage assembly
Various embodiments are generally directed to a unit secured in a single subterranean bore. The unit can be configured to store compressed hydrocarbon gas in at least one of a plurality of separate vessels that are respectively attached via at least one retainer. An anchor feature may be employed to center the unit within the single subterranean bore.
US10837600B2 Condensate drain apparatus
A condensate drain apparatus including a valve for controlling discharge of condensate from the condensate drain apparatus; a collection chamber configured to receive a multiphase fluid flow upstream of the valve including gaseous and condensate phases, the collection chamber defining a collection volume for collecting the condensate to be discharged through the valve; sensor equipment for monitoring a parameter relating to a thermodynamic property of the fluid upstream of the valve; a controller configured to monitor the condensate collected in the collection chamber based on the monitored parameter, and to control the opening and closing of the valve to regulate the condensate collected in the collection chamber upstream of the valve; wherein the controller is further configured to determine the quantity of condensate discharged from the collection volume using a flow rate calculation for a choked flow of vaporizing liquid.
US10837596B2 Formable stand system
A formable support stand system for portable electronic devices that provides a manner to support a device such as a tablet computer in a variety of orientations from a supporting surface such as a tray or table. The embodiments comprise a flex-rod prop, and a fastener for attaching the prop to an electronic device, such that the flex rod resists deformation, but can be adjusted into a wide variety of positions. The stand system is adapted for use with devices used by those with limited or erratic motor control, in order to allow positioning of the screen face of a tablet computer in a chosen orientation relative to a support tray on a wheelchair, for instance. The stand system comprises a flexible, positionable flex-rod, an anti-skid sleeve and is removeably attached to the electronic device by means of rod clamp system. The formable support system is also provided as a kit for retrofitting existing devices.
US10837594B2 Multi function travel-friendly workstation with cooling and ventilation
An ergonomically designed space saving, collapsible multi-function travel-friendly modular workstation for supporting a broad range of electronic systems, reading materials and the like for users while standing, sitting or on-the-go, and fits in anywhere, anytime is presented. The workstation comprises a support unit, telescopic rod and tripod and is designed to provide needed cooling and ventilation for electronic systems, support healthy postures, and complete comfort and versatility of a multi-function workstation with all the important things needed when working at a desk, thereby improving a user's comfort when using the workstation. Further, the workstation is designed for easy transportation, storage and set up, as well as provide a versatile workspace for a user in many different environments, for everyday use such as note taking, writing, reading, presentations, performing arts and rehearsing while playing a musical instrument, music or conductor stand, etc.
US10837593B2 Supporting stand
A supporting stand for supporting a panel is provided. The supporting stand comprises a base, a first force module, a one-way bearing, a rotating element, and a second force module. The base includes a bottom board and a first connecting board. The first force module is disposed on the first connecting board and includes a mandrel. The one-way bearing includes a shaft hole for the mandrel disposed therethrough. The rotating element connects with the one-way bearing and the panel so that the panel is capable of rotating at the mandrel along a first rotating direction or a second rotating direction opposite to the first rotating direction. The second force module is disposed on the base and actuated together with the rotating element. When the panel and the rotating element rotate along the first rotating direction, the one-way bearing refrains the first force module from providing a first backward torque to the rotating element.
US10837590B2 Pipeline pig retrieval apparatus
An apparatus for retrieval of a pipeline pig from a discharge outlet of a pipeline includes a recovery tank with an upward-facing recovery opening, attached to an adjustable height support frame. The recovery tank is positioned below the discharge outlet, and the height of the support frame adjusted to hold the recovery opening of the tank as close as possible to the discharge outlet, to receive the pig and related fluid or solid discharge when the outlet is opened. Fluid and flowable solids recovered in the recovery tank can be evacuated from an extraction port. Multiple secondary environmental protections can optionally be used as well, including a secondary containment tray, side shields extending upwards from the recovery opening, or a cover to close the tank.
US10837580B2 Flexible air conditioning barrier or veneer suction hose
Refrigerant hoses include a permeation inhibiting layer, wherein the permeation inhibiting layer is formed of mixture based upon a polyether-ester block copolymer, a polyamide-polyether block copolymer, or a blend thereof. A tie layer surrounds the permeation inhibiting layer, and the tie layer is based on a butyl rubber. A reinforcing layer surrounds the tie layer, and a cover layer is disposed adjacent the reinforcing layer. In some cases, an innermost rubber tube is disposed inwardly adjacent the permeation inhibiting layer, and the innermost rubber tube is comprised of rubbery polymer. The refrigerant hoses may further include a second tie layer surrounding the reinforcing layer, and a second spiral reinforcing layer disposed between the cover layer and the second tie layer. Furthermore, the hoses may have a permeation rate of not greater than 0.0020 g/cm/day of R-1234yf refrigerant.
US10837576B2 Globe valve and arrangement for a globe valve
An arrangement for a globe valve for adjusting a process fluid can include a valve housing having an inlet and an outlet connected by a passage, a valve cage to linearly guide a valve member of the globe valve in an axial direction, and a position lock (securing device). The valve cage can include a passage channel(s) extending transversely in the axial direction. The valve cage can be arranged in the valve housing where: the valve cage circumferentially surrounds the passage opening with respect to the axial direction, and a radial outer side of the valve cage with respect to the axial direction is in contact with a radial inner side of the valve housing with respect to the axial direction. The position lock fixes a relative position of the valve cage relative to the valve housing and arranged on the radial outer side and/or on the radial inner side.
US10837574B2 System and methods for operating a solenoid valve
A drive circuit for controlling a solenoid valve having a solenoid coil and a poppet that translates therein is provided. The drive circuit includes a first node, a second node, a control circuit, and a flyback circuit. The first node is configured to be energized by a power source to a first voltage. The control circuit is coupled to the first and second nodes, and is configured to: (1) selectively couple the first and second nodes in series with the solenoid coil, and periodically energize the solenoid coil using a pulse-width-modulated (PWM) signal having a frequency and a duty cycle configured to regulate a current conducted through the solenoid coil. The flyback circuit is coupled to the solenoid coil and configured to energize the second node to a second voltage with energy stored in the solenoid coil.
US10837566B2 Cap assembly integrated with check valves
A cap assembly for a container comprises a cap and a body coupled to the cap. The body includes a peripheral wall and a valve seat. The valve seat includes a first side facing the cap and a second side facing away from the cap. A first check valve having an elastic valve body is positioned at the second side of the seat. A second check valve having an elastic valve body is positioned at the first side of the valve seat. When a pressure at the first side of the valve seat exceeds a pressure at the second side of the valve seat by a first predetermined value, the first check valve opens; and when the pressure at the second side exceeds the pressure at the first side by a second predetermined value, the second check valve opens.
US10837565B2 Check valve with integrated filter
A check valve may include an upper housing defining an inlet, a lower housing defining an outlet, and a cavity interposed between and defined by the upper and lower housings for fluidly connecting the inlet and the outlet. The check valve may further include a flexible valve member mounted in the cavity to selectively permit fluid flow in a first direction, and prevent fluid backflow in a second direction opposite to the first direction. A filter member may be mounted in the upper housing, upstream of the flexible valve member. The filter member may have an elongated portion configured to maximize surface area thereof exposed to the fluid flow, and restrict passage of undesirable matter in fluid flowing through the check valve.
US10837562B2 Ball valves with lattice structures and methods of manufacture
A ball for use within a ball valve includes an outer wall, an inner wall that defines a central bore, and a lattice structure positioned within an interior space defined between the outer wall and the inner wall. The ball may include one or more flow conditioners positioned within the central bore. The ball may be formed via an additive manufacturing process.
US10837560B2 Method of manufacturing thermo valve and thermo valve
A method of manufacturing a thermo valve includes an overlaying step of overlaying a valve body onto a thermo actuator so as to cover a groove portion; and a caulking step of caulking an installing portion of the valve body onto the thermo actuator. The caulking step is performed by pressing, by use of a jig, the valve body and the thermo actuator toward an axis center in a radial direction. A pressing face of the jig has a short side portion and a long side portion longer than the short side portion. Pressing is performed with the long side portion being substantially in parallel to the axis center of the thermo actuator and the short side portion being substantially in parallel to the groove portion.
US10837558B2 Seal
The invention relates to a seal arrangement for sealing a radial gap between an inner first component (8) and an outer second component (15) which can be rotated in relation to each other, the first component (8) being rotatable about an axis of rotation and the second component (15) being arranged coaxially to the first component (8). The seal arrangement comprises: a dynamic seal part (14) connected to the first component (8); a static seal part (15) connected to the second component (15); a first labyrinth seal (1) formed by a gap between a first section of opposing surfaces of the dynamic seal part (14) and the static seal part (15); and a leaf seal (2) which is radially arranged inside the first labyrinth seal (1). The invention is characterised in that the seal arrangement comprises a dust protection cover (3) connected to the second component (15), which is arranged radially outside the first labyrinth seal (1).
US10837557B2 Axially sliding seal
A seal assembly includes a pair of opposing seal lips, a bearing contacting both seal lips, a wall structure placed between and in contact with both seal lips, and a housing enclosing the pair of seal lips and the bearing that is configured to axially slide the seal lips, wall structure and bearing as the housing axially slides.
US10837556B2 Packing for a well service pump
A packing arrangement for a fluid end of a reciprocating pump is received within a packing box and is arranged to form a seal with a plunger. The packing arrangement includes a plurality of separate annular rings arranged in an abutting relationship with one another within the packing box, and a header ring disposed within the plurality of separate annular rings, the header ring including an inner surface that is non-cylindrical and that is arranged to abut the plunger, a high pressure side that is arranged in a female chevron shape, and a low pressure side opposite the high pressure side. A packing nut is engaged with the fluid end and operable to compress the header ring and the plurality of separate annular rings within the packing box.
US10837555B2 Metal mesh with a low electrical resistance conversion coating for use with aircraft structures
A gasket is provided with a tacky polyurethane or polyurea gel body and a metallic mesh skeleton where the skeleton has been coated with a conversion coating. The conversion coating helps reduce corrosion in the gasket and corrosion on the parts that place the gasket under compression, especially where an environment conducive to galvanic corrosion is present. This gasket may then be used in assemblies which include aircraft parts, which parts may be subject to extreme environmental conditions.
US10837553B2 Hydraulic device comprising a segment having at least one through-hole configured to promote the rotation of said segment
A hydraulic device includes a cylinder, a piston that is able to move in the cylinder, and a segment which is interposed between the cylinder and the piston and which includes at least one leakage duct that is configured to generate a hydraulic film, between the segment and the piston, reducing friction and to orient a hydraulic flow leaving the leakage duct which causes the segment to rotate about the piston.
US10837551B2 Control method of continuously variable transmissions
A control method of a continuously variable transmission mounted on a vehicle includes performing advance compensation in a speed ratio control system of the continuously variable transmission, and making an advance amount according to a vibration frequency of torsional vibration of an input shaft of the continuously variable transmission which is the advance amount of the advance compensation variable in accordance with an operation state of the vehicle. A feedback gain of speed ratio control of the continuously variable transmission performed in the speed ratio control system is variable in accordance with an operation state of the vehicle. When the advance amount is made variable, the advance amount is made variable in accordance with the feedback gain.
US10837544B2 Axle assembly
An axle assembly includes a first axle shaft, an axle housing, a first inlet port, a first outlet port, and a first oil passage. The axle housing has a first housing component that includes a first space in which at least part of the first axle shaft is disposed, a flange that is adjacent to the first space and includes a communicating hole, and a central housing component that includes a central space connected to the first space through the communicating hole of the flange. The first inlet port is disposed below an axis of the first axle shaft in the central space. The first outlet port is disposed in the first space. The first oil passage extends from the first inlet port to the first outlet port.
US10837542B2 Lubrication system for rack and pinion mast
A lubrication system for a rack and pinion mast of a drilling rig includes a lubricating pinion positioned on a cart and in engagement with the rack. The lubricating pinion includes a plurality of lubrication dispensing ports formed on faces of the teeth of the pinion. The lubrication dispensing ports are fluidly coupled to lubrication ports formed in the lubricating pinion. The lubrication ports fluidly couple to an inner bore of the lubricating pinion. The inner bore may be fluidly coupled to a lubricant reservoir.
US10837540B2 Lubrication system and a method for lubricating a transmission system component
A method and a lubrication system for lubricating a transmission system component. The lubrication system may include a lubrication system reservoir for storing a lubrication liquid; and a distribution system. The distribution system may be configured to refill, with the lubrication liquid, a transmission system reservoir that is configured to lubricate the transmission system component. The refill occurs while the transmission system component and the lubrication system are positioned within a vacuum chamber.
US10837539B2 Gearbox-side motor end shield
A type series of gear-side motor end shields for an angle geared motor is disclosed, with the angle geared motor including a gear housing of an angle gear, in which a toothed wheel is mounted to rotate about a gear shaft axle, and a stator housing of an electric motor, in which stator housing a motor shaft is rotatably mounted. Each of the gear-side motor end shields includes a gear-side section for securement of the gear housing, and a motor-side section which is permanently connected to the gear-side section for securement of the stator housing. The gear-side motor end shields are configured such that each of the gear-side motor end shields produces a different axial offset between the gear shaft axle and an axle of the motor shaft.
US10837537B2 Transmission
In a transmission including: a transmission shaft driven by an electric motor; and a case that supports the electric motor and the transmission shaft, the transmission includes an adapter that is interposed between the case and the electric motor to which the electric motor is attached. The adapter is in contact with one end of the transmission shaft in an axial direction of the transmission shaft.
US10837536B2 Driveline power transmitting component with a plate clutch-type limited slip differential assembly having preload disconnect capabilities
A driveline power transmitting device that includes a limited slip differential having a differential case, a cross-pin, a pair of pressure rings, a pair of clutch packs, a pair of preload springs, and a pair of preload control mechanisms. The pressure rings are non-rotatably coupled to the differential case and are disposed on opposite sides of the cross-pin. The preload springs bias the pressure rings toward the clutch packs and thereby preload the clutch packs. The pressure rings are urged axially away from the cross-pin to further compress the clutch packs in response to rotation of the cross-pin relative to the differential case. The preload control mechanisms are employed to decrease the preload force on the clutch packs in certain situations.
US10837534B1 Power transmission apparatus for vehicle
A transmission may include a first input shaft, a second input shaft external and selectively connectable to the first input shaft, a third input shaft external to the second input shaft and selectively connectable to the first input shaft, an intermediate shaft, an idle shaft, and an output shaft, a planetary gear set mounted on the intermediate shaft and having first to third elements where the third element and one the first and second elements are selectively connectable to the intermediate shaft and the first and second elements are connected to the third and second input shafts, a plurality of gear sets allowing torque flows between the various shafts and the planetary gear set, first and second synchronizers on the output shaft, receiving torques from the input shafts, and selectively transmitting the received torque to the output shaft, and four clutches.
US10837530B2 Actuator of an aircraft with an energy-absorbing limit stop with a destructible and detachable bearing surface
An actuator of an aircraft includes at least one limit stop in which at least one of the bearing surfaces, named destructible bearing surface (19), has at least one destructible portion which is able to, and is arranged to, be irreversibly deformed under the effect of the co-operation by limit contact between the driving member bearing surface (19) and the driven member bearing surface (20). Each destructible portion of each destructible bearing surface is mounted to be removable with respect to the stop as to be able to be replaced.
US10837528B2 Line strainer
A line strainer for use in an electric fence system is described. The line strainer includes a unitary body made of electrically non-conductive material, having two opposing arms, a spool mounting element for rotatably mounting an electrically conductive spool having at least one toothed flange between the arms of the body, wherein the spool is configured to have a first line secured to it. The line strainer further includes a line bearing support member about which a second line is to be passed and tensioned. A releasable pawl is attached to the unitary body and configured to engage with the at least one toothed flange to restrict rotation of the spool in one direction when the spool is rotatably mounted to the spool mounting element.
US10837525B2 Motor vehicle transmission
A motor vehicle transmission for coupling an electric machine to a drivetrain of an electrically driveable motor vehicle. The motor vehicle transmission includes a planetary transmission for converting a torque that is introducible by the electric machine. An internal gear of the planetary transmission has an input toothed gear for forming a spur gear stage with a drive shaft of the electric machine. A brake immobilizes a sun gear of the planetary transmission with a static housing. A clutch rotationally conjointly connects the sun gear to the internal gear. The brake and the clutch at least partially overlap as viewed in a radial or axial direction. By virtue of the overlap, it is possible for axial and radial structural space, respectively, to be saved, such that a motor vehicle transmission with a small structural space requirement is made possible.
US10837520B2 Differential planetary gearbox
A torque transfer device has plural planets arranged for planetary rotation about one or more sun gears and within one or more ring gears. Each planet includes at least one planetary gear set comprising plural planetary gears connected to rotate together, but having a different diameter to form a differential gear system. To improve load sharing, the plural planetary gears of each planetary gear set may have a different helical angle, the plural planetary gear sets being axially movable with respect to one another. Alternatively or in addition, the planetary gears may be made flexible with respect to radial forces.
US10837516B2 Vibration damping device
The present invention is a vibration damping device (1, 2) that includes an external member (11, 21) attached to one of a vibration-generating portion and a vibration-receiving portion; a tubular member (40) attached to the other of the vibration-generating portion and the vibration-receiving portion; and an elastic body (30) which connects the external member (11, 21) and the tubular member (40). The external member (11, 21) includes a frame-like member (11, 21) having a rectangular shape when viewed from the top. In the elastic body (30), a long-side portion (32a) forming a long side of a rectangular shape when viewed from the top adheres to an inner circumferential surface of the long-side portion (12a, 12b) of the frame-like member (11, 21), and a short-side portion (32b) forming a short side of the rectangular shape when viewed from the top comes into contact with the external member (11, 21) in a long-side direction (X) in which the long-side portion (12a, 12b) extends when viewed from the top, in a non-adhering state.
US10837515B2 Damper baffle tube with elastomeric skirt
A shock absorber with a pressure tube, a reserve tube, and a piston slidably disposed within the pressure tube to define first and second working chambers. A reservoir chamber is positioned between the pressure tube and the reserve tube. A damper baffle tube, positioned in the reservoir chamber, defines a baffle tube chamber between the pressure tube and the damper baffle tube. One or more electromechanical valves are positioned in fluid communication with the first working chamber and the baffle tube chamber. The damper baffle tube includes a compliant portion that has a sealing surface configured to move into and out of contact with the pressure tube in response to fluctuations in fluid pressure in the baffle tube chamber so as to form a check valve that holds a constrained volume of hydraulic fluid in the baffle tube chamber.
US10837512B2 Method for manufacturing vibration isolation apparatus
A method for manufacturing a vibration isolation apparatus includes: molding elastic parts of an elastic body; compressing in which the elastic parts are pressed against positions in which the elastic parts are provided to an inner member so that the elastic parts are compressed to have a size equivalent to a size in which the elastic parts fit between the inner member and an outer cylinder; press-fitting the inner member and the elastic parts integrally into the outer cylinder while the elastic parts are kept compressed; and fastening the elastic parts to the inner member and the outer cylinder.
US10837509B2 Brake disc mounting arrangement
An arrangement and method for mounting a brake disc to an axle hub of a vehicle is provided. The arrangement includes wedge-shaped holes at an radially inner region of the brake disc, corresponding wedge-shaped key inserts, a retaining device such as a retaining ring, and mounting devices such as bolts or studs and nuts that pass through the retaining ring and keys to bias the keys against the axle hub. The circumferential sides of the wedge shapes are aligned with radial lines extending from the rotation axis of the axle hub. This arrangement and method provides a simple, robust and easily installed brake disc mounting that minimizes heat transfer between the brake disc and the axle hub and accommodates thermal expansion of the brake disc and the axle hub to minimize thermal expansion-induced stresses to the brake disc.
US10837506B2 Disc brake, in particular for utility vehicles
A disc brake for utility vehicles includes a brake disc, a first brake lining on a first side of the brake disc and a second brake lining on a second side of the brake disc opposite the first side. A spreading device is also provided which generates a force that moves the first and the second brake lining away from one another.
US10837498B2 Fixed constant velocity universal joint
In a fixed type constant velocity universal joint according to the present invention, six torque transmitting ball tracks (20) are defined as a first track, a second track, a third track, a fourth track, a fifth track, and a sixth track along a circumferential direction. Further, in the fixed type constant velocity universal joint according to the present invention, an axial offset amount of a curvature center of each of track grooves (12) of an outer joint member (13) and an axial offset amount of a curvature center of each of track grooves (15) of an inner joint member (16) are set to 0. Further, in the fixed type constant velocity universal joint according to the present invention, the track grooves (12) of the outer joint member (13) and the track grooves (15) of the inner joint member (16) are each inclined with respect to an axis line.
US10837496B2 Gearbox and disassembly method for disengaging a drive shaft in such a gearbox
A gearbox has a main unit and a secondary unit provided with respective casings of respective gear transmissions and with respective hollow shafts connected by means of a drive shaft; the secondary unit transfers motion between two axes forming an angle of less than 180° and which can be removed after having released the drive shaft; the drive shaft is engaged in an angularly fixed and axially sliding manner to the hollow shafts and is axially locked, at least in one direction, by means of an axial retaining device, which is releasable; the axial retaining device is coupled to one of the hollow shafts, at an axial end which is facing towards the other of the hollow shafts; at least one opening may be formed between the two casings, so as to access such an axial end and release the axial retaining device.
US10837495B2 Tool coupler with threaded connection for top drive
A drive unit includes a drive stem having first friction surfaces and a load coupling, wherein the load coupling is a threaded coupling. The drive unit also includes a transmission unit having second friction surfaces parallel to the first friction surfaces; and shoulders proximate a bottom of the transmission unit. The drive unit further includes a transmission selector movable to an “on” position or an “off” position, wherein the drive stem moves synchronously with the transmission unit when the transmission selector is in the “on” position.
US10837493B2 Fluid film bearing for a wind turbine
A fluid bearing for a wind turbine includes: a bearing housing, a plurality of bearing pads inside the bearing housing and circumferentially distributed around a longitudinal axis of the fluid bearing, a plurality of supporting structures, each supporting structure having at least a first interface detachably connected to a respective seat provided in the bearing housing and at least a second interface detachably connected to a respective bearing pad of the plurality of bearing pads, each supporting structure allowing tilting of the respective bearing pad with respect to the bearing housing.
US10837490B2 Separator, machine element, motion guide device and industrial machine
Provided is a bearing retainer (1) which has excellent oil resistance and impact resistance. The bearing retainer (1) retains a plurality of balls in such a manner that the balls are apart from each other. In a ball screw that is provided with a first member and a second member which moves relatively to the first member, the plurality of balls is arranged on one of the first member or the second member so as to be in contact with both of the first member and the second member, and rolling of the balls enables the relative movement. This bearing retainer (1) is formed from a resin composition that contains an elastomer component and a fluororesin which is mainly composed of vinylidene fluoride.
US10837486B2 Shaft member for fluid bearing device, manufacturing method therefor, and fluid bearing device
A shaft member for a fluid bearing device includes, on an outer peripheral surface thereof, two bearing surfaces (31 and 32) separated from each other in an axial direction, and a middle relief portion (33) formed between the bearing surfaces (31 and 32) and having a diameter smaller than a diameter of the bearing surfaces. The middle relief portion (33) includes a cylindrical surface portion (331) having a ground surface, and stepped portions (332) arranged on both axial sides of the cylindrical surface portion and having a diameter difference from the cylindrical surface portion.
US10837484B2 Bolt
A bolt includes a head portion and a shaft portion. The shaft portion includes an ordinary screw portion that meshes with a nut, and a guide screw portion that is provided on a distal end side of the ordinary screw portion and has a screw thread having a diameter smaller than that of a screw thread of the ordinary screw portion. A protective portion having a diameter larger than a minor diameter of the ordinary screw portion is formed continuously from the guide screw portion at a distal end of the guide screw portion. A pressure flank surface is formed at a distal end of the screw thread of the guide screw portion, but a clearance flank surface is not formed thereat.
US10837482B2 Method for establishing a connection
A method for establishing a connection, with the following steps: inserting a sleeve (12) having a stop flange (10) into a bore (14), in such a way that the stop flange (10) is at a distance from a bore edge (16); anchoring at least one elevation (18) of a free end portion (20) of the sleeve (12) in the bore wall (22) by widening the free end portion (20) of the sleeve (12); and moving the stop flange (10) in the direction of the at least one fixed anchored elevation (18) of the free end portion (20) of the sleeve (12), by widening a further portion (24) of the sleeve.
US10837481B2 Flush mount retainer assembly
A flush mount retainer assembly adapted to be received within a panel opening is provided. The flush mount retainer assembly includes a base defining a threaded bore for receiving a fastener and a front and back support members that each resiliently flex outwardly in response to the fastener engaging the threaded bore. Front and back retention members extend from the front and back support members, respectively, to limit movement of the flush mount retainer assembly relative to the panel prior to the bore being engaged by the fastener. The flush mount retainer assembly further includes first and second-side retention members disposed between vertical portions of the front and back support member and being adapted to stabilized the flush mount retainer assembly within panel openings having certain depths.
US10837476B2 Method and assembly for mounting and supporting a conduit
A method and assembly for mounting a conduit on a mounting surface utilizing a conduit mounting assembly. The conduit mounting assembly includes a first clamp portion, a second clamp portion, a connecting screw and a conduit securement screw. The method includes providing the conduit mounting assembly, mounting the first clamp portion on a tile, mounting the second clamp portion opposite to the first clamp portion on the tile, connecting the first clamp portion with the second clamp portion utilizing the connecting screw and mounting the conduit on the second clamp portion utilizing the conduit securement screw and a conduit fastening member.
US10837467B2 Hydraulic apparatus, in particular hydraulic valve or hydraulic regulator
The present invention relates to a hydraulic apparatus, in particular to a hydraulic valve or to a hydraulic regulator, having a housing, at least one piston axially displaceably supported in a housing bore, and a respective at least one compression spring acting on the at least one piston, wherein at least one externally accessible regulating screw is adjustable within the housing bore to set the preload of the compression spring in the axial direction, wherein the adjustment distance of the at least one regulating screw is divided into at least two adjustment ranges and the torque to be applied for the adjustment of the regulating screw is larger in a second adjustment range than in a first adjustment range.
US10837466B2 Hydraulic system with servo drive and hydraulic load and control unit for the hydraulic system
To utilize and protect a mechanical load torque range of a servo drive in combination with a pump, a control unit is given a target system pressure as a reference variable and an actual system pressure as a control variable. An electric motor torque acting on a pump of the servo drive is specified by the control unit to an electric motor of the servo drive, a volume flow at the hydraulic load is generated by the pump, by which a mechanical load torque sets it at the electric motor and the actual system pressure is produced in the hydraulic load via the volume flow. A dynamic system variable of the hydraulic system is transmitted to the limiting unit. The limiting unit limits the motor torque transmitted by the control unit to the electric motor as a function of the value of the system variable.
US10837463B2 Systems and methods for gas pulse jet pump
A gas pulse jet pump for use with a fluid transfer system is provided. The gas pulse jet pump includes a main body including at least one suction chamber configured to receive production fluid. The gas pulse jet pump further includes an inlet configured to receive the production fluid into the gas pulse jet pump, at least one valve configured to regulate flow of the production fluid through the gas pulse jet pump, at least one gas injection port configured to intermittently inject high pressure gas into the at least one suction chamber, and an outlet configured to receive the production fluid from the at least one suction chamber and discharge the production fluid from the gas pulse jet pump.
US10837459B2 Mistuned fan for gas turbine engine
A fan for a gas turbine engine comprises blades distributed around a hub. The blades include first and second blades, having geometric parameters and/or material properties that differ from each other to frequency mistune the fan. The blades are distributed about the hub with at least one second blade between adjacent first blades. The leading edge of the airfoil of the second blades is disposed axially aft of the corresponding leading edge of the first blades in at least a portion of the blade span.
US10837457B2 Composite blade root stress reducing shim
A gas turbine engine blade root shim for use between a composite blade root and a wall of a slot in a rotor includes a longitudinally extending base having distal first and second transversely spaced apart ends, first and second longitudinally extending legs acutely angled inwardly towards the base from the first and second ends, and one or more apertures disposed through each of the longitudinally extending first and second legs. Apertures may include rectangular slots having rounded edges along the first and second outwardly facing surfaces of the first and second legs respectively and/or rounded corners between the first and second outwardly facing surfaces and the first and second inwardly facing surfaces of the first and second legs. Low coefficient of friction coatings may be disposed on outwardly facing surfaces, of the legs. Coatings may include polytetrafluoroethylene powder dispersed in a resin binder and other coatings having polytetrafluoroethylene.
US10837456B2 Volute pump
The present invention relates to a volute pump for delivering a liquid containing fibrous substances. The volute pump includes an impeller (1) having a vane (2), and an impeller casing (5) which houses the impeller (1) therein. The impeller casing (5) includes a volute chamber (7), a suction port (3) and a discharge port (4) which communicate with the volute chamber (7), and a tongue portion (10) which forms a starting portion of the volute chamber (7). A groove (18), extending from the suction port (3) to the volute chamber (7), is formed in an inner surface of the impeller casing (5). An intersection point (B), where a terminal end of the vane (2) passes across the groove (18) as viewed from an axial direction of the impeller (1), is located at an opposite side from the tongue portion (10) with respect to a central point of the impeller (1).
US10837455B2 Pump casing for a centrifugal pump and centrifugal pump
A pump casing for a centrifugal pump has a first housing part, a second housing part sealingly attached to the first housing part, a plurality of securing elements for linking the first and the second housing part, and a radial sealing element for sealing between the first and the second housing parts, the first housing part has a first axial end surface, and the second housing part has a second axial end surface, the first and second axial end surfaces facing each other, and the first axial end surface includes an annular protrusion extending in the axial direction and the second axial end surface includes an annular recess configured for engaging with the annular protrusion, the annular protrusion arranged radially inwardly with respect to the securing elements.
US10837452B2 Air pump system
An air pump system includes a housing defining a first vent in fluid communication with an interior cavity of an inflatable member, a first one-way valve configured to open or close the first vent, a main pump having a main pump inlet and a main pump outlet, a valve control assembly for selectively opening or closing the one-way valve, an air pressure control assembly for sensing an air pressure of the interior cavity and generating a first air pressure signal when the air pressure reaches a first threshold air pressure, and generating a second air pressure signal when the air pressure reaches a second threshold air pressure, and a control device in electrical communication with the main pump, valve control assembly and the air pressure control assembly.
US10837451B2 Inflator
An inflator tool includes a handle portion extending between a battery receiving portion and a tool head portion. The handle portion defines a longitudinal axis. The tool head portion includes an air inlet, a compression chamber, and an air outlet. A motor is at least partially supported within the handle portion and includes an output shaft. The air inlet defines an inlet axis, and the air outlet defines an outlet axis. The longitudinal axis is disposed at an oblique angle relative to each of the inlet axis and the outlet axis.
US10837450B2 Compressor rotor blade, compressor, and method for profiling the compressor rotor blade
A compressor rotor blade for an axial-type compressor has a blade profile having a transonic section and a profile section which extends in the transonic section and has concave and convex suction-side regions on the suction side, the convex suction-side region arranged downstream of the concave suction-side region, and has convex and concave pressure-side regions on the pressure side, the concave pressure-side region arranged downstream of the convex pressure-side region. Curvature progressions on the pressure side and on the suction side are both applied in a continuous manner over a profile chord of the profile section, the positions of the minimum values of the curvature progressions deviate from each other by not more than 10% of the length of the profile chord, and the positions of the maximum values of the curvature progressions deviate from each other by not more than 10% of the length of the profile chord.
US10837449B2 Vacuum pump
A vacuum pump comprises: a base; a rotor shaft rotatably provided at the base; a rotor including rotor blades arranged in multiple stages and a rotor cylindrical portion, and attached to the rotor shaft; stationary blades each arranged between adjacent ones of the rotor blades, the stationary blades and the rotor blades forming a turbo exhaust portion; a stator forming, together with the rotor cylindrical portion, a screw groove exhaust portion; and a hexagon socket head cap screw configured to fix the stator to an upper surface of the base in a guiding path of the screw groove exhaust portion to which gas is guided from the turbo exhaust portion. The hexagon socket head cap screw is a bolt having a smaller height of a head portion than that of a hexagon socket head cap screw according to a provision of a country of use or an international organization.
US10837447B2 Vacuum pump having a first housing with a supply port and a second housing with a recess portion
[Object] To efficiently supply lubricant oil to a bearing member with a simple mechanism.[Solving Means] A vacuum pump includes a first housing, a second housing, a rotor shaft, a lubricant oil-stirring plate, and a bearing member. The second housing is attached to the first housing and forms a space that stores lubricant oil together with the first housing. The rotor shaft passes through the first housing. The lubricant oil-stirring plate is housed in the space and is attached to the rotor shaft. The bearing member is fixed to the first housing and rotatably supports the rotor shaft. The first housing includes a supply port that enables lubricant oil to be supplied to the bearing member. The second housing includes an inner-wall upper portion which the lubricant oil stirred by the lubricant oil-stirring plate hits against. The inner-wall upper portion of the second housing includes a recess portion that enables the lubricant oil to move above the supply port.
US10837446B2 Vacuum pump with an oil management system
A vacuum pump system includes an air-cooled, O-ring sealed vacuum pump and an oil management system with an LED illuminated clear tank for observation of the oil condition as well as a large oil inlet and outlet for rapid and safe oil changes while the pump is operating. The oil management system is also configured to prevent oil from the sump from being drawn into an evacuated AC/R system when the pump is stopped and the intake ports are not sealed from the high vacuum AC/R system. The oil management system includes a preferential vacuum relief system that allows air instead of the oil from the sump to be drawn back into the evacuated lines.
US10837440B2 Two-way pump selectable valve and bypass waste channel
A delivery system for a sensor chip includes a plurality of selectable ports and a two-way pump port selectively connectable to each of the selectable ports. The two-way pump port is configured to allow material to be drawn or delivered from or to the two-way pump port. The delivery system also includes a chamber and a bypass waste channel that is selectively connectable to the two-way pump port. The plurality of selectable ports includes a selectable chamber port connected to the chamber and the chamber has a chamber waste exit. Material may selectively flow through the chamber to a waste collection via the chamber waste exit or flow to the waste collection via the bypass waste channel that bypasses the chamber waste exit.
US10837438B2 Pump based issue identification
In one example implementation pump based issue identification includes monitoring a total number of operational cycles of a vacuum pump associated with a cooling device, comparing the total number of operational cycles to an operational cycle threshold, identify an issue based on the comparison of the total number of operational cycles to the operational cycle threshold, and generating a notification in response to identifying the issue.
US10837437B2 Pump system
A pump system is presented having a pump with a generally cylindrical pump housing that is arranged with a liquid inlet in one end and a liquid outlet in a second end. A tubular membrane is arranged inside the pump housing and a first passage is arranged in the vicinity of the liquid inlet for introducing pressurized fluid between the membrane and the housing. A second passage arranged in the vicinity of said liquid outlet for releasing said pressurized fluid where the membrane is arranged with an elasticity providing a local radial compression and an annular fluid compartment when a pulse of pressurized fluid is entered through the first passage. The annular fluid compartment travels along the housing bringing a volume of liquid with it. An expansion vessel can be operably attached to the liquid outlet for reducing pressure changes in the liquid caused by the action of the pulse of pressurized fluid.
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