Patents by Inventor Fan Xu

Fan 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: 20240395963
    Abstract: A method for manufacturing a TOPCon cell includes following steps: texturing a front side of an silicon wafer and then preparing a PN junction; forming a tunnel oxide layer, an intrinsic polysilicon layer, a doped polysilicon layer, and a silicon oxide mask layer in sequence on a back side of the silicon wafer, wherein the tunnel oxide layer is deposited by PEALD at a deposition temperature of 150° C. to 200° C., the doped polysilicon layer is deposited by PECVD, and the silicon oxide mask layer has a thickness of 10 nm to 40 nm; removing a wraparound silicon oxide mask layer material and a wraparound polysilicon layer material from the front side of the silicon wafer, and then removing the silicon oxide mask layer from the back side; and forming a front electrode on the PN junction and a back electrode on the doped polysilicon layer, respectively.
    Type: Application
    Filed: July 26, 2022
    Publication date: November 28, 2024
    Inventors: Wenzhou XU, Hao CHEN, Mingzhang DENG, Yu HE, Fan ZHOU, Guoqiang XING, Qian YAO
  • Patent number: 12155675
    Abstract: A verification method for fast source and path embedded with random authentication is provided. The method includes: generating a corresponding verification structure for an expected path according to a predetermined path strategy, embedding different m pieces of fragment information randomly selected with same possibility from the verification structure for the expected path to a header of a data packet to be transmitted in a data flow, and transmitting the data packet to be transmitted with the embedded fragment information to a next hop of routing node of the expected path, performing a verification on the received data packet by the respective intermediate routing node on the expected path, and forwarding the data packet to the next routing node when the verification passes, performing verification on the received data packet by the data flow destination, performing a parsing verification evaluation on the expected path when the verification passes.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: November 26, 2024
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Ke Xu, Fan Yang, Bo Wu, Qi Li, Jianping Wu
  • Publication number: 20240369489
    Abstract: An illumination chip includes an illumination array structure and an illumination well. The illumination array structure includes a substrate and multiple illumination units periodically distributed on the substrate. The illumination well is disposed on a surface, extending along the multiple illumination units, of the illumination array structure, where the illumination well is divided into multiple placement units which are configured to place samples, and each placement unit (841) is disposed above a corresponding illumination unit. Illumination units of the multiple illumination units are configured to generate, in a case where the illumination units of the multiple illumination units are illuminated by a light source, surface plasmon structured light to excite fluorescent dyes of samples in corresponding placement units of the multiple placement units, and generate a fluorescence signal.
    Type: Application
    Filed: August 16, 2021
    Publication date: November 7, 2024
    Inventors: Fan ZHOU, Shaozhuang YANG, Jielei NI, Mengzhe SHEN, Xun XU
  • Patent number: 12134872
    Abstract: The disclosure provides a high-efficient swift stepless layering water intaking gate device, is including setting up the water intaking gate slot of the relative setting of the inlet port both sides on the dam body, its characterized in that: a plurality of sections of door leaves are arranged in the water taking gate groove from bottom to top; all the door leaves in the water intaking gate groove are divided into a group, and the adjacent door leaves are connected by adopting an internode connecting plate to form an integral water intaking gate; or all the gate leaves in the water intake gate groove are divided into a plurality of groups to form a plurality of sets of stop log type water intake gates, each set of stop log type water intake gate is provided with a plurality of sections of gate leaves.
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: November 5, 2024
    Assignee: CHINA POWER CONSTRUCTION GROUP GUIYANG SURVEY, DESIGN AND RESEARCH INSTITUTE CO., LTD
    Inventors: Xingen Wang, Zhenggang Zhan, Zaixing Zhao, Hezuo Zhang, Xianzhu Shen, Hongyou Mu, Fan Chen, Taoping Yang, Yi Xu, Haijun Lao, Wei Gao, Xin Wang, Daren Deng
  • Patent number: 12127043
    Abstract: Disclosed are a wireless bandwidth adjustment method, a wireless bandwidth adjustment apparatus, a terminal, and a storage medium. The wireless bandwidth adjustment method includes: determining a target IOT device and a bandwidth currently used by the target IOT device; collecting statistics on communication data of the target IOT device generated within a preset time period; determining a wireless bandwidth adjustment strategy based on the communication data; and adjusting the bandwidth based on the wireless bandwidth adjustment strategy.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: October 22, 2024
    Assignees: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI, LEAYUN TECHNOLOGY CO., LTD. OF ZHUHAI
    Inventors: Fan Xue, Jie Tang, Hongwei Xu, Shu Yang
  • Publication number: 20240330707
    Abstract: A method, apparatus, device, and medium for action execution are provided. In a method, a set of actions to be executed at a first device is determined from a plurality of actions based on a first action model at the first device. A data accumulated indicator associated with the set of actions is obtained, the data accumulated indicator indicating an amount of data to be sent from the first device to a second device associated with the first device. In response to that the data accumulated indicator meets a predetermined condition, parameter data associated with the set of actions is transmitted to the second device to cause the second device to update a second action model at the second device using the parameter data, the parameter data comprising reward data and consumption data associated with the set of actions respectively.
    Type: Application
    Filed: April 1, 2024
    Publication date: October 3, 2024
    Inventors: Anran XU, Shengjie WANG, Lei CHEN, Shuai LI, Jiankai SUN, Zhenzhe ZHENG, Fan WU
  • Patent number: 12103516
    Abstract: In response to a request to park an ADV in a parking lot, a set of parking-trajectories associated with a set of predetermined locations near one or more parking spots in the parking lot may be obtained, where the set of parking-trajectories was previously generated based on prior collected planning and control data of the parking lot. Each parking-trajectory of the set of parking-trajectories may correspond to one parking spot of the one or more parking spots in the parking lot. A parking-trajectory may be selected from the set of parking-trajectories based on a current location of the ADV. The ADV may be controlled to park in a corresponding parking spot according to the selected parking-trajectory.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: October 1, 2024
    Assignees: BAIDU USA LLC, Baidu.com Times Technology (Beijing) Co., Ltd.
    Inventors: Xin Xu, Fan Zhu, Dongchun Yao, Ning Yu
  • Publication number: 20240319834
    Abstract: Disclosed are a touch substrate and a display device. The touch substrate includes a touch electrode layer with a mesh type structure; the touch electrode layer includes the first touch electrode including first touch sub-electrodes, and the second touch electrode including second touch sub-electrodes; each first touch sub-electrode includes first touch electrode meshes, and each second touch sub-electrode includes second touch electrode meshes; the touch electrode layer further includes boundary meshes located between adjacent first touch sub-electrode and second touch sub-electrode; each boundary mesh includes at least two first mesh lines; each first mesh line is provided with a first break; second mesh lines are arranged in a first touch electrode mesh and/or a second touch electrode mesh; the second mesh lines are provided with second breaks; and a pattern shape of the first mesh line and a pattern shape of the second mesh line are different.
    Type: Application
    Filed: May 30, 2024
    Publication date: September 26, 2024
    Inventors: Yu WANG, Fan HE, Peng XU
  • Publication number: 20240324023
    Abstract: A communication method and apparatus to prevent a network device from frequently configuring signatures for a terminal device, and to reduce signaling overheads and power consumption of the network device and the terminal device. A terminal device determines a first downlink signal from a plurality of downlink signals. The terminal device determines, based on the first downlink signal, at least one signature from a plurality of signatures that have a mapping relationship or an association relationship with the plurality of downlink signals. The terminal device sends data by using the at least one signature.
    Type: Application
    Filed: May 29, 2024
    Publication date: September 26, 2024
    Inventors: Xiuqiang XU, Lei WANG, Fan WEI, Yan CHEN
  • Publication number: 20240322455
    Abstract: This application discloses an antenna gain apparatus and a communication device. The antenna gain apparatus includes a first guiding portion and a second guiding portion. The first guiding portion is configured to be disposed at one side of an antenna radiating element in a first direction; and the second guiding portion is disposed on the first guiding portion, where the second guiding portion is located at one side of the first guiding portion in the first direction, and a shape of the second guiding portion matches a shape of the antenna radiating element.
    Type: Application
    Filed: June 4, 2024
    Publication date: September 26, 2024
    Inventors: Huishan XU, Zhaoxian ZHOU, Yang SU, Fan YANG
  • Publication number: 20240314761
    Abstract: A communication method for reducing resource overheads and improving decoding efficiency, is applied to a communication system. The method includes: a terminal device sends resource reservation information, where the resource reservation information is used to reserve a grant-free resource; and the terminal device sends data on an actually reserved grant-free resource.
    Type: Application
    Filed: May 30, 2024
    Publication date: September 19, 2024
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xiuqiang Xu, Lei Wang, Fan Wei, Yan Chen
  • Patent number: 12086510
    Abstract: An indoor design scheme acquisition method and apparatus, a computer device and a storage medium are provided. The method includes: acquiring basic information of a target room, the basic information at least including house structure information; controlling a layout of articles in the target room based on the basic information of the target room to generate at least one design scheme of the target room, the design scheme including the house structure information and article placement information; acquiring scores of the design schemes based on the house structure information and the article placement information; and determining the design scheme meeting a preset requirement as a target design scheme based on the scores of the design schemes. The method can adapt to design requirements of different scenarios and different house structures, and the design scheme meeting a preset requirement is determined by scoring all the design schemes.
    Type: Grant
    Filed: March 29, 2022
    Date of Patent: September 10, 2024
    Assignee: SHENZHEN XUMI YUNTU SPACE TECHNOLOGY CO., LTD.
    Inventors: Fan Chen, Zheng Zhou, Rui Li, Ruizhi Xu
  • Publication number: 20240289993
    Abstract: A data processing method and apparatus, an electronic device, and a storage medium are disclosed. The method may include determining a prediction table corresponding to attribute information of a point cloud; determining, a residual according to the prediction table; and encoding the residual and the index of the predicted value to form a code stream for transmission or storage.
    Type: Application
    Filed: May 26, 2022
    Publication date: August 29, 2024
    Applicants: ZTE Corporation, SUN YAT-SEN UNIVERSITY
    Inventors: Fan Liang, Gui Xu, Zhao Wu, Ping Wu, Pinlong Cai, Shaowei Xie, Ying Gao
  • Publication number: 20240273252
    Abstract: An indoor design scheme acquisition method and apparatus, a computer device and a storage medium are provided. The method includes: acquiring basic information of a target room, the basic information at least including house structure information; controlling a layout of articles in the target room based on the basic information of the target room to generate at least one design scheme of the target room, the design scheme including the house structure information and article placement information; acquiring scores of the design schemes based on the house structure information and the article placement information; and determining the design scheme meeting a preset requirement as a target design scheme based on the scores of the design schemes. The method can adapt to design requirements of different scenarios and different house structures, and the design scheme meeting a preset requirement is determined by scoring all the design schemes.
    Type: Application
    Filed: March 29, 2022
    Publication date: August 15, 2024
    Applicant: SHENZHEN XUMI YUNTU SPACE TECHNOLOGY CO., LTD.
    Inventors: Fan CHEN, Zheng ZHOU, Rui LI, Ruizhi XU
  • Publication number: 20240272449
    Abstract: A method of in situ point spread function (PSF) retrieval is disclosed which includes encoding 3D location of molecules into PSFs, receiving molecule-generated images containing PSFs, segmenting the images into sub-PSF, initializing template PSFs from a pupil function, determining a statistical measure of a predetermined function between the sub- and template PSFs, associating each of the sub-PSFs with a template PSF, aligning and averaging the sub-PSF, applying a phase retrieval algorithm to the averaged sub-PSFs to update the pupil function, regenerating the template PSFs, repeating until a difference between a new and a prior generation pupil function is below a predetermined threshold, generating in situ PSFs from the last pupil function, and applying a maximum likelihood estimation algorithm based on the in situ PSFs and the sub-PSF to thereby generate lateral and axial locations of molecules.
    Type: Application
    Filed: April 15, 2024
    Publication date: August 15, 2024
    Applicant: Purdue Research Foundation
    Inventors: Fan Xu, Fang Huang, Donghan Ma
  • Patent number: 12058143
    Abstract: A dynamic path verification method based on reorganization of authentication fragments is proposed. The method includes: sending an initial expected path verification structure to a data packet sending end via a guarantee service node, and sending notification information to the respective routing nodes on an initial expected path; after updating the initial expected path to a new expected path, inserting the new expected path verification structure into a subsequent data packet to be sent, verifying the data packet by other nodes except a migration node, and sending the subsequent data packet to be sent to a next hop of routing node; performing the parsing verification on the received data packet by the migration node.
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: August 6, 2024
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Ke Xu, Fan Yang, Bo Wu, Qi Li, Jianping Wu
  • Publication number: 20240259022
    Abstract: A logic gate circuit includes a pull-up network, a pull-down network, a signal output end, at least one signal input end, a first voltage end, and a second voltage end. The pull-up network includes a first gate and a second gate. A first electrode of the first NFET and the first gate are connected to the first voltage end. A second electrode of the first NFET and the second gate are connected to the signal output end. The pull-down network includes a second NFET. The pull-down network is connected to the signal output end, the at least one signal input end, and the second voltage end. The pull-down network is configured to: control the second NFET based on a voltage of the at least one signal input end, and pull down a voltage of the signal output end by using a voltage of the second voltage end.
    Type: Application
    Filed: April 8, 2024
    Publication date: August 1, 2024
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Ying Wu, Weiliang Jing, Zhaozhao Hou, Renshi Fan, JEFFREY JUNHAO XU
  • Publication number: 20240250712
    Abstract: A frequency hopping pattern indication method and an apparatus are provided to reduce interference between users. In the method, a network device may indicate a frequency hopping pattern to a first terminal device which performs communication based on the frequency hopping pattern. The frequency hopping pattern indicates a frequency band occupied when the first terminal device performs communication at a frequency hopping moment. The first terminal device collides with any other terminal device at a maximum of one frequency hopping moment in one period. A first period corresponds to more than two frequency hopping moments and more than two frequency bands.
    Type: Application
    Filed: March 11, 2024
    Publication date: July 25, 2024
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Fan Wei, Lei Wang, Xiuqiang Xu
  • Publication number: 20240247454
    Abstract: The disclosure provides a high-efficient swift stepless layering water intaking gate device, is including setting up the water intaking gate slot of the relative setting of the inlet port both sides on the dam body, its characterized in that: a plurality of sections of door leaves are arranged in the water taking gate groove from bottom to top; all the door leaves in the water intaking gate groove are divided into a group, and the adjacent door leaves are connected by adopting an internode connecting plate to form an integral water intaking gate; or all the gate leaves in the water intake gate groove are divided into a plurality of groups to form a plurality of sets of stop log type water intake gates, each set of stop log type water intake gate is provided with a plurality of sections of gate leaves.
    Type: Application
    Filed: April 21, 2022
    Publication date: July 25, 2024
    Inventors: Xingen WANG, Zhenggang ZHAN, Zaixing ZHAO, Hezuo ZHANG, Xianzhu SHEN, Hongyou MU, Fan CHEN, Taoping YANG, Yi XU, Haijun LAO, Wei GAO, Xin WANG, Daren DENG
  • Patent number: D1051395
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: November 12, 2024
    Inventor: Fan Xu