Patents by Inventor Fei Xu

Fei Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230422237
    Abstract: A method for scheduling reception activity of a communication apparatus to receive wireless signals from a network device in a wireless network, comprising: collecting information regarding network and operation of the communication apparatus; determining a scenario of the communication apparatus according to the information regarding network and operation of the communication apparatus; determining one or more reception related parameters according to the scenario of the communication apparatus; and scheduling one or more reception activities in at least one Discontinuous Reception (DRX) off duration according to the one or more reception related parameters.
    Type: Application
    Filed: August 23, 2022
    Publication date: December 28, 2023
    Applicant: MediaTek Singapore Pte. Ltd.
    Inventors: Yanyan Qi, Fei Xu, Jianwei Zhang, Mingjun Xu, Yaochao Liu, Nien-En Wu, Jun Hu
  • Publication number: 20230409570
    Abstract: Machine-learning-based, adaptive updating of quantitative data in a database system is provided, which includes training one or more machine learning models to facilitate adaptively updating quantitative data in the database system, and ascertaining an update urgency index for updating the quantitative data for one or more data structures of the database system. The update urgency index is representative of an urgency for updating the quantitative data for the data structure(s) and is based, at least in part, on real-time query metrics. The machine learning model(s) is used to adaptively update the quantitative data, where the adaptively updating is based, at least in part, on the ascertained update urgency index. Processing of a database query is optimized in the database system using the adaptively updated quantitative data.
    Type: Application
    Filed: August 23, 2023
    Publication date: December 21, 2023
    Inventors: Ling QIN, Fu Fei XU, Jie ZHANG, Guo Dong WAN, Yi Lei WANG, Wen Jing SHI, Yuan CAO
  • Publication number: 20230412246
    Abstract: Apparatus and methods are provided for robust front end selection control. In one novel aspect, multi-stage head selection is provided. In one embodiment, the UE monitors one or more head-selection triggers, performs a UE Rx wide beam measurement to select at least one deactivated head as at least one standby head based on one or more coarse-beam selection criteria upon detecting at least one head-selection trigger, performs a UE Rx fine beam selection on the active head and the selected standby head, and switches the standby head as the active head based on a result of the fine Rx beam selection and head selection criteria. One or more operations are used for the multi-stage head selection, including multi-head operation, multi-CC measurement, and joint RRM and head selection operation.
    Type: Application
    Filed: August 22, 2022
    Publication date: December 21, 2023
    Inventors: Fei Xu, Wenze Qu, Yabo Li, Yaochao Liu, Wei-Jen Chen
  • Patent number: 11832491
    Abstract: A pixel structure, a display substrate and a driving method therefor, and a display device. The pixel structure includes a plurality of pixel units; each pixel unit comprises a first sub-pixel, a second sub-pixel, a third sub-pixel, and a central sub-pixel; the central sub-pixel is located in an area enclosed by the first sub-pixel, the second sub-pixel, and the third sub-pixel; the minimum distance from the central sub-pixel to at least one of the first sub-pixel, the second sub-pixel, and the third sub-pixel in a same pixel unit is less than the distance between two adjacent pixel units.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: November 28, 2023
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fei Xu, Jun Hong, Jingyong Li, Yanbin Wang, Wenhong Tian
  • Patent number: 11824380
    Abstract: A DC charging circuit for an electric vehicle includes a neutral-point clamped (NPC) rectifier and a DC/DC buck converter. The NPC rectifier is configured to convert three-phase AC power to a first DC voltage at a rectifier output stage. The DC/DC buck converter includes a first DC stage coupled to the rectifier output stage, and a second DC stage configured to be coupled to the electric vehicle. The DC/DC buck converter is configured to convert the first DC voltage to a second DC voltage to be supplied to the electric vehicle.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: November 21, 2023
    Assignee: General Electric Company
    Inventors: Fei Xu, Ahmed Elasser, Silvio Colombi, Kum Kang Huh
  • Patent number: 11817023
    Abstract: A display substrate includes a base substrate including a display region and a peripheral region located on at least one side of the display region. The display region is provided with a plurality of sub-pixels, and at least one of the plurality of sub-pixels includes a light-emitting element and a pixel circuit for driving the light-emitting element. The peripheral region includes a detection region, and the detection region is provided with at least one detection electrode which is electrically connected with a first electrode of the light-emitting element and the pixel circuit through a detection lead wire, to detect electrical performance of the light-emitting element through the detection electrode in a detection stage.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: November 14, 2023
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fei Xu, Jingyong Li, Jun Hong, Yanbin Wang, Wenhong Tian
  • Patent number: 11810520
    Abstract: The present disclosure belongs to the field of display technologies, and provides a method and apparatus for compensating white point coordinates, and a computer device and a storage medium. The method includes: acquiring target brightness and target white point coordinates of a display module in a black frame insertion mode, wherein the display module includes a backlight; determining white point coordinates corresponding to the target brightness to be reached by the backlight in the black frame insertion mode and in an always-on mode, respectively; and compensating the target white point coordinates based on a difference value between the white point coordinates in the always-on mode and the white point coordinates in the black frame insertion mode.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: November 7, 2023
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jingyong Li, Jun Hong, Lei Lv, Fei Xu, Yanbin Wang, Chunmin Xu, Wenhong Tian
  • Publication number: 20230348589
    Abstract: The present invention relates to novel antibodies and fragments thereof that binds cannabinoid 1 (CB1) receptor. The antibodies and fragments thereof as disclosed herein include humanized antibodies that bind CB1 receptor. The invention also includes uses of the antibodies for treating a disease or disorder responsive to antagonism or agonism of the CB1 receptor.
    Type: Application
    Filed: January 27, 2023
    Publication date: November 2, 2023
    Inventors: Anke Kretz-Rommel, Lei Shi, Roger Ferrini, Teddy Yang, Fei Xu, Brian Campion
  • Publication number: 20230333524
    Abstract: Provided is a matching method for manufacturing a liquid crystal display (LCD) device. The method includes: acquiring luminance data of a plurality of backlight modules and transmittance data of a plurality of LCD panels under a same driving condition; acquiring N backlight groups by grouping the plurality of backlight modules based on the luminance data; acquiring N panel groups by grouping the plurality of LCD panels based on the transmittance data; and determining a corresponding relationship between the backlight group and the panel group.
    Type: Application
    Filed: May 28, 2021
    Publication date: October 19, 2023
    Applicants: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jingyong LI, Fei XU, Xinyu WANG, Jun HONG, Yanbin WANG, Wenhong TIAN
  • Patent number: 11780905
    Abstract: The disclosure provides an active peptide with an anti-lipid oxidation function and a preparation method and application thereof and belongs to the technical field of plant-derived biologically active peptides. In the disclosure, oil processing by-products, namely oil crops after oil extraction, are used as the raw materials, and the raw materials are subjected to the steps of protein extraction, infrared pretreatment, proteolysis, freeze-drying, lipophilic part extraction, vacuum concentration and drying to prepare an anti-lipid oxidation peptide having the functional characteristics of scavenging DPPH free radicals, chelating metal ions, inhibiting lipid peroxidation, prolonging vegetable oil oxidation induction time, improving emulsion stability and the like.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: October 10, 2023
    Assignee: JIANGNAN UNIVERSITY
    Inventors: Fei Xu, Jinyuan Hu
  • Patent number: 11784600
    Abstract: Systems and methods are provided for a soft switching topology for a direct current (DC)-DC converter. The systems and methods determine an operational status of an electric motor, and activate at least one of an upper or lower first or second semiconductor switches based on an operation of the electric motor. The first and second switching circuits are conductively coupled to a power inverter circuit. The systems and methods include deliver an adjusted voltage to one of the power inverter circuit or a power circuit based on the operational status of the electric motor.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: October 10, 2023
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Fei Xu, Kum-Kang Huh, Ahmed Elasser, Mohammed Agamy
  • Patent number: 11775516
    Abstract: Machine-learning-based, adaptive updating of quantitative data in a database system is provided, which includes training one or more machine learning models to facilitate adaptively updating quantitative data in the database system, and ascertaining an update urgency index for updating the quantitative data for one or more data structures of the database system. The update urgency index is representative of an urgency for updating the quantitative data for the data structure(s) and is based, at least in part, on real-time query metrics. The machine learning model(s) is used to adaptively update the quantitative data, where the adaptively updating is based, at least in part, on the ascertained update urgency index. Processing of a database query is optimized in the database system using the adaptively updated quantitative data.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: October 3, 2023
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Ling Qin, Fu Fei Xu, Jie Zhang, Guo Dong Wan, Yi Lei Wang, Wen Jing Shi, Yuan Cao
  • Publication number: 20230292105
    Abstract: A wireless device system can include lighting devices, sensing devices, and other wireless devices in a wireless mesh local area network. The devices are configured for rapid provisioning with provisioned site network data by using a process in which each device stores data for a default provisioning network, and a provisioning device, for example a smart phone or other mobile device, is used to wirelessly connect with at least one of the devices in the default provisioning network, enabling distant wireless devices to be reached by relay of messages in the default provisioning network. Devices can be individually provided a new network address, for example, from the provisioned site network data, and all devices are provided remaining data from the provisioned site network data using the mesh network broadcast feature, thus provisioning and switching devices near simultaneously from the default provisioning network to the provisioned site network.
    Type: Application
    Filed: March 9, 2022
    Publication date: September 14, 2023
    Inventors: Benjamin Chen, Yun Fei Xu, Xian Long Ding
  • Publication number: 20230281199
    Abstract: Computer technology for use in a computer system including a database system including a database management sub-system, a primary database and a secondary database, with the secondary database being maintained at least approximately in synchronization with the primary database over time as changes are made to data of the primary database (for example, a database system that includes disaster recovery (DR) features). A statistics update is performed first on a standby database to determine whether query efficiency and/or query optimization really will be substantially improved by performance of the statistics update. If not, then statistics update on the primary database is postponed until a future time.
    Type: Application
    Filed: March 7, 2022
    Publication date: September 7, 2023
    Inventors: Jie Zhang, Fu Fei Xu, Peng Hui Jiang, Yi Lei Wang, Wen Jing Shi, Ling Qin, Guo Dong Wan
  • Publication number: 20230282141
    Abstract: A detection circuit, a driving circuit, and a display panel and a driving method therefor are provided. The detection circuit includes an acquisition circuit and a processing circuit. The acquisition circuit includes a test transistor and an energy storage element, where, for the test transistor, a control end is configured to be coupled to the data signal terminal, a first end is configured to be written with a detection signal, and a second end is coupled to the energy storage element; and a structural characteristic of the test transistor is identical to a structural characteristic of the driving transistor. The processing circuit is coupled to the second end of the test transistor, and configured to detect a voltage at the second end of the test transistor as a detection voltage and regulate the data signal according to the detection voltage.
    Type: Application
    Filed: November 17, 2021
    Publication date: September 7, 2023
    Applicants: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jun HONG, Fei XU, Jingyong LI, Yanbin WANG, Wenhong TIAN, Lei GONG
  • Publication number: 20230257445
    Abstract: Disclosed is a preparation method for collagen hydrogel and belongs to the technical field of gene engineering. On the basis of E3 and K3 heterologous ?-helices at an N end and a C end, a continuous Gly-Xaa-Yaa triplet collagen sequence is inserted therebetween to form a three-segment chimeric collagen E3-collagen-K3 mode. Self-assembly is driven by the interaction of the E3 and K3 heterologous ?-helices at the N end and the C end to form the end-to-end reticulated porous collagen hydrogel. The method of the disclosure can prepare collagen with a clean source, the collagen hydrogel can be formed by self-assembly of the collagen, the preparation process is simple, and the collagen hydrogel can be produced on a large scale at low cost and has a wide application prospect in the field of biological materials.
    Type: Application
    Filed: February 8, 2021
    Publication date: August 17, 2023
    Inventors: Fei XU, Jinyuan HU
  • Patent number: 11726497
    Abstract: A control method for a cleaning system, comprising the following steps: first control step—controlling a transfer robot to move a cleaning robot to a cleaning area; cleaning control step—controlling the cleaning robot to perform a cleaning operation on a upper surface of the cleaning area; second control step—controlling a transfer robot to move the cleaning robot away from the cleaning area.
    Type: Grant
    Filed: November 9, 2019
    Date of Patent: August 15, 2023
    Assignee: SUZHOU RADIANT PHOTOVOLTAIC TECHNOLOGY CO., LTD.
    Inventors: Jianrong Xu, Jianxiang Lu, Fei Xu
  • Publication number: 20230252024
    Abstract: Machine-learning-based, adaptive updating of quantitative data in a database system is provided, which includes training one or more machine learning models to facilitate adaptively updating quantitative data in the database system, and ascertaining an update urgency index for updating the quantitative data for one or more data structures of the database system. The update urgency index is representative of an urgency for updating the quantitative data for the data structure(s) and is based, at least in part, on real-time query metrics. The machine learning model(s) is used to adaptively update the quantitative data, where the adaptively updating is based, at least in part, on the ascertained update urgency index. Processing of a database query is optimized in the database system using the adaptively updated quantitative data.
    Type: Application
    Filed: February 9, 2022
    Publication date: August 10, 2023
    Inventors: Ling QIN, Fu Fei XU, Jie ZHANG, Guo Dong WAN, Yi Lei WANG, Wen Jing SHI, Yuan CAO
  • Publication number: 20230247675
    Abstract: The application discloses a contention-free random access resource indication method, including the following steps: determining, from a random access triggering time, a time different from the random access triggering time by a first interval as a first time, and selecting an RO to carry a preamble at and after the first time, wherein the first interval is a time offset corresponding to a first time offset, the random access triggering time is a time when DCI triggers a random access procedure, and a preamble ID is indicated in DCI. The application further includes a device applying the method. The application solves the problem in an existing method of inadequate preparation time for preamble transmission, and is particularly suitable for a RACH technology of a mobile communication system.
    Type: Application
    Filed: March 29, 2023
    Publication date: August 3, 2023
    Inventors: Xia SHEN, Ying DU, Zhiyu YAN, Huiying JIAO, Xiaofeng LIU, Guiming WEI, Fei XU, Zhiqin WANG
  • Patent number: D1010257
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: January 2, 2024
    Assignee: SUZHOU RADIANT PHOTOVOLTAIC TECHNOLOGY CO., LTD
    Inventors: Xiaofeng Xu, Xianshan Qi, Jianrong Xu, Fei Xu