Patents by Inventor Fei Li

Fei Li 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: 20260149155
    Abstract: A phase shifter assembly comprises a mounting surface and a cavity pair comprising side by side first and second cavities that are separated by a common separation wall, the first and second cavities having respective first and second hollow channels protruding forwardly from the mounting surface. First and second transmission lines are arranged in the respective first and second cavities. A feeder panel for feeding a radiating element is mounted on the mounting surface and has a feed section extending across the first and second hollow channels, where the coupling between a ground in the feed section and the cavity pair is changed such that the resonance caused by the coupling is at least partially shifted out from a predetermined operating frequency range.
    Type: Application
    Filed: November 13, 2025
    Publication date: May 28, 2026
    Inventors: Fei Li, Yan Wang, Hangsheng Wen, Jianpeng Lu, Yuanpeng Ren
  • Patent number: 12639558
    Abstract: There is provided a neural network processor system including: a plurality of neural processing units, including a first neural processing unit and a second neural processing unit, whereby each neural processing unit comprises an array of neural processing core blocks, each neural processing core block comprising a neural processing core; and at least one central processing unit communicatively coupled to the plurality of neural processing units and configured to coordinate the plurality of neural processing units for performing neural network computations. In particular, the first and second neural processing units have a different structural configuration to each other. There is also provided a corresponding method of operating and a corresponding method of forming the neural network processor system.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: May 26, 2026
    Assignee: Agency for Science, Technology and Research
    Inventors: Vishnu Paramasivam, Anh Tuan Do, Eng Kiat Koh, Junran Pu, Fei Li, Aarthy Mani
  • Patent number: 12638527
    Abstract: Magnetic resonance imaging (MRI) systems and compositions thereof are provided. The MRI systems may include a main magnet configured to generate a primary magnetic field, the primary magnet forming a bore. The MRI system may include a gradient coil arranged in the bore and configured to generate a gradient magnetic field that provides a magnetic field environment with the main magnetic field. The gradient coil may include a shielding gradient coil including two or more coil units. One of the two or more coil units may be wound along a first coil path. Another one of the two or more coil units may be wound along a second coil path. The MRI system may also include a shimming structure arranged between the gradient coil and the primary magnet and configured to homogenize the main magnetic field.
    Type: Grant
    Filed: January 31, 2024
    Date of Patent: May 26, 2026
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Yuan Gao, Shuguang Liu, Jiwen Yang, Fei Li, Tao Wang, Lifeng Wang, Man Fan
  • Publication number: 20260142829
    Abstract: An authentication method includes: A terminal device sends a first registration request message carrying information about security algorithms that can be supported by the terminal device to a serving call session control function network element. The terminal device receives an authentication challenge message which includes information about a third security algorithm, and the third security algorithm is one of the security algorithms that can be supported by the terminal device. The terminal device calculates a hash value of a security parameter based on the third security algorithm, and calculates an authentication response based on the third security algorithm and the hash value. The terminal device sends a second registration request message to the serving call session control function network element. The second registration request message carries the authentication response, and the authentication response is used to authenticate the terminal device.
    Type: Application
    Filed: January 13, 2026
    Publication date: May 21, 2026
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Fei Li
  • Patent number: 12634718
    Abstract: The present disclosure provides a method and an apparatus for determining a utilization rate of wireless resources, an electronic device and a storage medium. The method includes acquiring communication data within a statistical period of a cell; determining a channel non-space division occupied wireless resource within the statistical period; determining a channel space division occupied wireless resource within the statistical period; determining a channel available wireless resource within the statistical period; and determining the utilization rate of wireless resources.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: May 19, 2026
    Assignee: China United Network Communications Group Company Limited
    Inventors: Yi Li, Guanghai Liu, Fei Li, Yuchao Jin, Xiaomeng Zhu, Yuting Zheng, Tian Xiao, Yongbei Xue, Yuwei Jia, Xinzhou Cheng
  • Patent number: 12632632
    Abstract: A method and apparatus for estimating signal related delays in a PLD design is disclosed. The PLD design is modeled in relation to one or more stages, each of the stages including a driver and one or more receivers coupled to the driver with a wiring tree. The modeling is based on a selected set of parameters that include: slope related delays associated with the driver; a delay related to a layout of the wiring tree; and a parameter related to a slope transfer from a previous driver input. A predetermined set of values for each of the selected parameters are accessed; the estimated signal related delays are computed for each of the modeled stages; and are written to a computer-readable storage medium.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: May 19, 2026
    Assignee: Microchip Technology Inc.
    Inventors: Jonathan W. Greene, Gabriel Barajas, Fei Li, Hassan Hassan, James Sumit Tandon
  • Patent number: 12635342
    Abstract: A display panel, a formation method of the display panel, and a display apparatus are provided in the present disclosure. The display panel includes a base substrate, an array layer on a side of the base substrate, and a light-blocking part on a side of a semiconductor adjacent to the base substrate. The array layer includes a drive circuit, where the drive circuit includes a plurality of transistors, and the transistor includes the semiconductor; and further includes a power supply voltage signal line on a side of the semiconductor away from the base substrate. The light-blocking part includes a first light-blocking part and a second light-blocking part; the first light-blocking part is electrically connected to the power supply voltage signal line; and along a direction perpendicular to a plane of the base substrate, a semiconductor of each transistor is at least partially overlapped with the second light-blocking part.
    Type: Grant
    Filed: July 21, 2023
    Date of Patent: May 19, 2026
    Assignee: Hubei Yangtze Industrial Innovation Center of Advanced Display Co., LTD.
    Inventor: Fei Li
  • Patent number: 12628526
    Abstract: A module structure, a touch module, a display module and a display apparatus are provided. The module structure includes: a substrate including a base substrate, wherein the base substrate includes a functional area and a bonding area on one side of the functional area; a plurality of bonding terminals are provided in the bonding area and arranged along a first direction and each bonding terminal extends along a second direction, and at least one floating terminal is provided in the bonding area and on at least one side of the plurality of bonding terminals in the first direction; the module structure further includes a flexible circuit board, including: a plurality of first connection terminals provided corresponding to the plurality of bonding terminals, and at least one second connection terminal provided corresponding to the at least one floating terminal.
    Type: Grant
    Filed: January 13, 2025
    Date of Patent: May 12, 2026
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Hongjin Hu, Wei Gong, Chang Wang, Mingqiang Wang, Jiaxiang Zhang, Yonglin Chen, Fei Li, Xin Bi, Bin Zhang, Kun Zuo
  • Publication number: 20260128203
    Abstract: A transformer includes: a base a transformer body, and a clamping assembly. The clamping assembly is mounted on one side of the base. A clamping gap is formed on the clamping assembly in a vertical direction. The transformer body is supported on the clamping assembly and is clamped in the clamping gap.
    Type: Application
    Filed: February 15, 2023
    Publication date: May 7, 2026
    Applicants: HAIHONG ELECTRIC CO., LTD., TRITYPE ELECTRIC CO., LTD.
    Inventors: Kaixuan XU, Qingning LIANG, Yuxiang QI, Danju SONG, Fei LI, Huilin GUAN, Wenjie FANG, Yucheng ZHOU, Xueming ZHANG, Huaming WANG, Weifeng TAN, Quanan XU
  • Publication number: 20260122452
    Abstract: This application provides an information sending method and an apparatus. The method includes: A first device receives an identifier of a first terminal device and the first device obtains first location service information. The first location service information indicates a terminal device whose location can be provided. After determining, based on the first location service information and the identifier of the first terminal device, that a location of the first terminal device can be provided, the first device sends information corresponding to the location of the first terminal device. In this way, unauthorized disclosure of the location of the terminal device can be prevented to the maximum extent.
    Type: Application
    Filed: December 27, 2024
    Publication date: April 30, 2026
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zheng ZHANG, Fei LI, Chengdong HE, Xiaofan YU
  • Patent number: 12613558
    Abstract: A support plate (001) and a display device including the support plate (001) are provided. The support plate (001) is used for supporting a flexible display module (002). The support plate (001) includes a bending area (BA). The bending area (BA) includes a plurality of hollowed-out patterns (101) arranged in an array. A connecting portion (102) is arranged between two adjacent hollowed-out patterns (101) in the same row. The connecting portions (102) in at least three adjacent rows are staggered in a column direction, which is beneficial for uniform distribution of bending stress.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: April 28, 2026
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chang Liu, Ying Zhang, Jizhe Wang, Zijie Zhang, Binfeng Feng, Fei Li, Kai Miao
  • Patent number: 12615086
    Abstract: A method and device for suppressing interference fading noise of optical fibre sensing data are disclosed. The method contains acquiring optical fibre sensing data not subjected to interference fading noise suppression; determining a fading point amplitude threshold based on the optical fibre sensing data; determining a signal fading point based on the fading point amplitude threshold; performing signal interpolation processing on the optical fibre sensing data corresponding to the signal fading point to obtain a signal subjected to interference fading noise suppression; performing phase demodulation and phase unwrapping processing on the signal subjected to interference fading noise suppression to obtain processed optical fibre sensing data.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: April 28, 2026
    Assignees: China National Petroleum Corporation, BGP Inc., China National Petroleum Corporation
    Inventors: Yanpeng Li, Yuanzhong Chen, Fei Li, Junjun Wu
  • Publication number: 20260107146
    Abstract: A service authorization method and system, and an apparatus are disclosed. According to the method: A first NRF receives a first request requesting an access token for accessing service of a second NF in a second network from a first NF, where the first NF and the first NRF are located in a first network, and the first request includes SNPN information of the first network and/or the second network. The first NRF forwards the first request to a second NRF located in the second network. The second NRF generates an access token in response to the first request, where the access token includes the SNPN information of the first network and/or the second network. The second NRF sends the access token to the first NRF. The first NRF receives the access token and sends the access token to the first NF.
    Type: Application
    Filed: October 14, 2025
    Publication date: April 16, 2026
    Inventors: Fei Li, Chengdong He
  • Patent number: 12594831
    Abstract: Provided is a display device. The display device includes: a display module, having a bendable display region and a planar display region; an encapsulation housing, disposed on a non-display side of the display module, wherein a receiving chamber is formed between the encapsulation housing and the non-display side of the display module; and at least one support assembly, disposed in the receiving chamber, wherein the support assembly at least comprises a first retractable linkage and a first drive motor, a first end of the first retractable linkage is connected to the encapsulation housing, and a second end of the first retractable linkage is connected to the non-display side of the display module.
    Type: Grant
    Filed: February 21, 2023
    Date of Patent: April 7, 2026
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhengmao Yu, Fei Li, Shanghong Li, Qi Huang, Yudan Shui, Xing Huang
  • Patent number: 12598665
    Abstract: Embodiments of this application provide a connection resume method and an apparatus. The method includes: A terminal device sends a first message that carries first indication information to a first network device. The first indication information is used to indicate to calculate a resume MAC value based on a first parameter set. The first parameter set includes one or more of a resume cause value or an RRC resume request message. The terminal device receives a second message from the first network device. When the second message carries second indication information, the terminal device sends an RRC resume request message that carries the resume MAC value to a second network device. The second indication information is used to indicate to verify the resume MAC value based on the first parameter set.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: April 7, 2026
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Fei Li, Juan Deng
  • Publication number: 20260096324
    Abstract: Provided are a display panel and a display apparatus. The display panel includes: sub-pixels; light-transmitting areas; signal lines; and pixel circuits. The light-transmitting areas do not overlap with the signal lines and pixel circuits in a direction perpendicular to a plane of the display panel. For a first display column and a second display column arranged along a second direction in the display panel, the first display column includes first color sub-pixels sequentially arranged along a first direction, the second display column includes pixel units sequentially arranged along the first direction. A pixel unit includes a second color sub-pixel and a third color sub-pixel arranged along the first direction. Along the second direction, the pixel units overlap with the first color sub-pixels. A light-transmitting area is located between adjacent first color sub-pixels along the first direction and/or between adjacent second color sub-pixel and third color sub-pixel along the first direction.
    Type: Application
    Filed: December 8, 2025
    Publication date: April 2, 2026
    Applicant: Wuhan Tianma Microelectronics Co., Ltd.
    Inventor: Fei Li
  • Patent number: 12592707
    Abstract: Embodiments of the disclosure provide a circuit for online adaptive direct current offset correction, which includes: an analog adder circuit, a digital-to-analog conversion circuit, a direct current detection circuit, an adaptive update signal generating circuit, an output circuit, and a mode selection circuit. Embodiments of the present disclosure also provide a zero-IF receiver including a circuit for online adaptive DC offset correction.
    Type: Grant
    Filed: December 6, 2023
    Date of Patent: March 31, 2026
    Assignee: Chongqing GigaChip Technology Co., Ltd.
    Inventors: Youhua Wang, Fei Li, Kairang Chen, Dongbing Fu, Can Zhu
  • Patent number: 12593206
    Abstract: Embodiments of this application are applicable to the field of communication technologies, and provide a method for authentication for an NSWO service, a device, and a storage medium, applicable to a 5G network. The method for authentication for an NSWO service includes: After determining to perform the NSWO service, the UE sends a SUCI to an AN device. The AN device sends a second request message to an NSWO network element. After determining to perform authentication for the NSWO service, the NSWO network element sends a first authentication request message to an AUSF. After determining to perform authentication for the NSWO service, the AUSF sends a second authentication request message to a UDM. The UDM determines to use an EAP-AKA? authentication method. Then, the UDM, the AUSF, the NSWO network element, the AN device, and the UE sequentially complete an authentication procedure based on EAP-AKA? authentication.
    Type: Grant
    Filed: November 6, 2023
    Date of Patent: March 31, 2026
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Bo Zhang, Fei Li
  • Patent number: 12588341
    Abstract: Display panel and electronic device are provided. The display panel includes a display area and a non-display area at least partially surrounding the display area. The display panel includes: a plurality of signal lines, extending along a first direction and located in the display area, the display area including a first display area and a second display area disposed adjacent to the first display area along a second direction, the display area including a first side extending along the first direction, and the first display area located between the first side and the second display area; first signal connection lines, extending through the display area along a first non-display area on a side of the display area to a second non-display area on the other side of the display area, the first non-display area including a bonding area; and second signal connection lines, extending along the second non-display area.
    Type: Grant
    Filed: March 31, 2023
    Date of Patent: March 24, 2026
    Assignee: Wuhan Tianma Micro-Electronics Co., Ltd.
    Inventors: Fei Li, Xu Tian
  • Publication number: 20260075423
    Abstract: This application provides a secure communication method and apparatus. The method includes: A first device sends first information of the first device to a second device through a first message; the first device receives a second message that includes second information and that is from the second device; and based on the first information and/or the second information, the first device determines, in a first calculation manner, a first salt value used for uplink transmission between the first device and the second device, and/or determines, in a second calculation manner, a second salt value used for downlink transmission between the first device and the second device.
    Type: Application
    Filed: November 14, 2025
    Publication date: March 12, 2026
    Inventors: Fei Li, Noamen Ben Henda