Patents by Inventor Fei Qin

Fei Qin 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: 20240034895
    Abstract: An ink includes metal nanoparticles stabilized with cellulose or a cellulose derivative. A method of forming an electrically conductive pathway includes printing the ink on a substrate, and sintering the printed ink, to form the electrically conductive pathway on the substrate.
    Type: Application
    Filed: July 28, 2023
    Publication date: February 1, 2024
    Inventors: Fei Liu et al., Tyler Kirscht, Matthew Marander, Liangkui Jiang, Hantang Qin, Shan Jiang
  • Publication number: 20230407335
    Abstract: The present disclosure provides methods for improving the preparation efficiency of genetically modified immune cells and improving the quality of immune cells.
    Type: Application
    Filed: November 4, 2021
    Publication date: December 21, 2023
    Inventors: Shichao QIN, Lili ZHAI, Zizhen GONG, Fei WANG, Dijun ZHAO, Junfeng WU, Li ZHANG, Hanqing ZHANG, Luyi ZHANG
  • Publication number: 20230403713
    Abstract: A native computing power service implementation method and apparatus, a network device, and a terminal are provided. The method includes: performing signaling interaction of a native computing power service with a terminal through a control plane, and providing the terminal with a native computing power service satisfying a computing power resource requirement of the terminal.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 14, 2023
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yanchao KANG, Fei QIN
  • Publication number: 20230403342
    Abstract: The present application discloses a native computing power service implementation method and apparatus, a network device, and a terminal. The method includes: performing logical interaction for native computing power service with a terminal through a user plane, and providing the terminal with a native computing power service that meets a computing power resource requirement of the terminal.
    Type: Application
    Filed: August 24, 2023
    Publication date: December 14, 2023
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Yanchao KANG, Fei QIN
  • Publication number: 20230367037
    Abstract: A metasurface optical element preparation method includes coating a nanomaterial over an end surface of a substrate, etching a part of the nanomaterial to the end surface of the substrate to obtain a discrete nano-pillar structure, filling a protection material in a gap of the discrete nano-pillar structure, and etching the protection material to cause a height of the protection material to be uniform and smaller than a height of the discrete nano-pillar structure.
    Type: Application
    Filed: May 12, 2023
    Publication date: November 16, 2023
    Inventors: Lei SUN, Fei QIN, Xiangping LI
  • Publication number: 20230354071
    Abstract: A beam quality measurement method and devices are provided. The method includes: receiving, by a terminal, reference signals forwarded by wireless auxiliary device. The reference signals are transmitted by a network device and are separately forwarded by the wireless auxiliary device at different moments by using a plurality of beams. The method further includes performing joint processing on reference signals of a same beam of the network device and of a same beam of the wireless auxiliary device to obtain a processing result. The joint processing includes layer 1 filtering or layer 3 filtering.
    Type: Application
    Filed: July 11, 2023
    Publication date: November 2, 2023
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Kun YANG, Dajie JIANG, Fei QIN
  • Publication number: 20230331632
    Abstract: The present disclosure discloses a nanoporous ceramic for an atomization core, and a preparation method thereof. The nanoporous ceramic includes: nano-silica 1 to 60 parts, a ceramic powder 10 to 80 parts, a pore-forming agent 1 to 50 parts, and a sintering additive 1 to 40 parts. The preparation method includes: (1) weighing raw materials, and mixing and ball-milling the raw materials in a ball mill; (2) bake-drying the ball-milled raw materials to obtain a dried mixed powder; (3) adding the dried mixed powder to molten paraffin under stirring, and continuously stirring a resulting mixture to obtain a paraffin slurry; (4) injecting the paraffin slurry into a mold, cooling the mold for forming, and performing demolding to obtain a paraffin mold; (5) preheating the paraffin mold for paraffin removal to obtain a paraffin-removed sample; and (6) sintering and cooling the paraffin-removed sample to obtain the nanoporous ceramic.
    Type: Application
    Filed: June 18, 2023
    Publication date: October 19, 2023
    Inventors: Guangrong Lin, Fei Qin, Weili Liu
  • Publication number: 20230327364
    Abstract: A Type-C female socket iron case includes an iron case main body plugged with a male socket; the iron case main body having one end formed as a square cylindrical case, a middle bore formed on two sides in the middle of an upper surface of the square cylindrical case on two sides thereof; a first weld leg disposed on two ends on both sides of the square cylindrical case corresponding to the middle hole; an extension part extending from a lower surface of the square cylindrical case on another end; a side wall disposed on two sides of the extension part, a second weld leg disposed on an end part of each side wall; two elastic arms disposed on the lower surface of the square cylindrical case; each elastic arm formed in arc shape for increasing insertion and withdrawal force.
    Type: Application
    Filed: April 12, 2022
    Publication date: October 12, 2023
    Inventors: Fei WU, Zhimin QIN
  • Publication number: 20230306257
    Abstract: Neural network (NN) model training techniques can include computing activations in a forward pass using a sparse weight matrix that is transpose invariant. The neural network (NN) model training techniques can further include computing activation gradients and weight gradients in a backward pass using the sparse weight matrix.
    Type: Application
    Filed: July 15, 2022
    Publication date: September 28, 2023
    Inventors: Fei SUN, Minghai QIN, Haoran LI, Guocai ZHU, Yuan GAO, Guyue HUANG, Yawen ZHANG
  • Publication number: 20230271970
    Abstract: The present invention relates to the technical field of chemical drug synthesis, and specifically relates to a method for preparing a compound as shown in formula I, comprising: treating the compound as shown in formula VII with an acid to generate the compound as shown in formula I. The method has few synthetic process steps, raw materials which is stable and is easy to prepare, a reaction process which is easy to control, and a high overall yield and purity, and is suitable for industrial preparation.
    Type: Application
    Filed: July 22, 2021
    Publication date: August 31, 2023
    Inventors: Yong Qin, Wu Zhong, Fei Xue, Minjie Zhang, Shiyong Fan, Zhibing Zheng, Song Li
  • Publication number: 20230261708
    Abstract: A node identification method and apparatus, a device, and a readable storage medium are provided. The method includes: obtaining first information, where the first information is related to a signal sent by a base station; and determining, according to the first information, one or more nodes associated with the base station.
    Type: Application
    Filed: April 27, 2023
    Publication date: August 17, 2023
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Dajie JIANG, Kun YANG, Pu YUAN, Fei QIN, Peng SUN
  • Publication number: 20230261903
    Abstract: A signal transmission method and apparatus, a terminal device, a smart device, and an electronic device, are provided. The signal transmission method includes: sending, by a terminal device, a first signal to a smart device having a backscatter function, and receiving a second signal reflected by the smart device; and performing, by the terminal device when the smart device stops reflecting the second signal, channel estimation on an interference channel.
    Type: Application
    Filed: April 21, 2023
    Publication date: August 17, 2023
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Xusheng WEI, Dajie JIANG, Fei QIN
  • Publication number: 20230250121
    Abstract: A method for preparing glucopyranosyl derivatives as sodium dependent glucose cotransporter (SGLT) inhibitors, an intermediate thereof, and a method for preparing the intermediate.
    Type: Application
    Filed: July 7, 2021
    Publication date: August 10, 2023
    Applicant: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Zheng GU, Tong QU, Wuyong WU, Weiming HUANG, Daoqian CHEN, Zongyuan ZHANG, Haoxiong QIN, Zheng LI, Weihui YUAN, Shijie NIU, Fei PENG, Tianyun WU
  • Patent number: 11722339
    Abstract: A pilot information symbol sending method, a channel estimation method, and a communications device. The method includes: determining, based on a discrete Fourier transform DFT matrix and a sensing matrix, a pilot information symbol corresponding to each antenna on each pilot resource; and sending a corresponding pilot information symbol on each of the pilot resources for each of the antennas; where the sensing matrix is determined through training of channel information.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: August 8, 2023
    Assignee: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Jianjun Li, Yang Song, Fei Qin
  • Publication number: 20230245946
    Abstract: Disclosed is a pressure balancing clamp for a press-pack insulated gate bipolar transistor (IGBT) module. The pressure balancing clamp for a press-pack IGBT module includes a bracket, where the bracket is provided with two longitudinally arranged pressure equalizing plates in a sliding way; the pressure equalizing plates are connected through pressure sensors; the upper and lower ends inside the bracket are respectively connected with the pressure equalizing plates through hydraulic devices and a displacement compensation device; opposite surfaces of the two pressure equalizing plates are respectively provided with heat dissipation and confluence devices. The pressure sensors are in one-to-one correspondence with the hydraulic devices and are electrically connected. The hydraulic devices adjust the pressure according to the readings of the pressure sensors in corresponding directions, so that the pressure of the press-pack IGBT module is balanced.
    Type: Application
    Filed: December 30, 2022
    Publication date: August 3, 2023
    Applicant: Beijing University of Technology
    Inventors: Tong AN, Rui ZHOU, Yakun ZHANG, Fei QIN
  • Patent number: 11709357
    Abstract: The present disclosure relates to devices and methods for detecting and removing vapor for an imaging acquisition device. A device for detecting and removing vapor may include a first light guide. The first light guide may include a first end to receive a light beam, and a second end to output the light beam at a predetermined angle with respect to a reference plane, so that when the light beam enters a target light transmission media from the first light guide, the light beam substantially perfectly reflects between a first surface and a second surface of the target light transmission media. The first surface and second surface may substantially parallel to the reference plane.
    Type: Grant
    Filed: February 7, 2021
    Date of Patent: July 25, 2023
    Assignee: ZHEJIANG DAHUA TECHNOLOGY CO., LTD.
    Inventors: Fei Qin, Zhiqiang Yang, Lihe Jin, Yanpeng Wang, Yiwei Li, Xuanxuan Zhu
  • Patent number: 11708357
    Abstract: Disclosed in the present invention are a crystal form of a TrkA inhibitor and a preparation method thereof, and an application thereof in preparation of drugs for treating diseases associated with pain, cancer, inflammation, neurodegenerative diseases, and certain infectious diseases.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: July 25, 2023
    Assignee: ZHANGZHOU PIEN TZE HUANG PHARMACEUTICAL CO., LTD.
    Inventors: Fei Hong, Zhiliang Chen, Liju Wang, Jinxia Lin, Wenliang Lan, Yang Zhang, Wentao Wu, Zhixiang Li, Jian Qin
  • Publication number: 20230219990
    Abstract: Disclosed is a method for preparing a C-nucleoside compound represented by Formula (III) or salt thereof. The present method has a high reaction yield, is simple to operate, uses a single metal reagent, has stable reaction temperature conditions, does not require frequent changes to the reaction system during the operation process, is suitable for scale-up synthesis, is suitable for large-scale production of Remdesivir, and has low costs.
    Type: Application
    Filed: July 15, 2021
    Publication date: July 13, 2023
    Inventors: Yong Qin, Wu Zhong, Fei Xue, Xiaoyu Liu, Yu Wang, Xiaohan Zhou, Bo Liu, Ke Wang, Likai Yang, Ruijie Zhou, Yaxin Xiao, Fanglin Xue, Minjie Zhang, Hao Song, Zhibing Zheng, Song Li
  • Patent number: 11698248
    Abstract: Disclosed are a device and a method for measuring a fretting displacement in a power cycling of a press-pack insulated gate bipolar transistor (IGBT). The IGBT includes: a bracket; slide bars slidably mounted on the bracket and are arranged at least four along a circumferential direction of the bracket; sensors respectively slidably installed on the bracket and the slide bars; and a power cycling experiment device arranged inside the bracket.
    Type: Grant
    Filed: December 2, 2022
    Date of Patent: July 11, 2023
    Assignee: BEIJING UNIVERSITY OF TECHNOLOGY
    Inventors: Tong An, Xueheng Zheng, Rui Zhou, Fei Qin
  • Patent number: 11699633
    Abstract: Disclosed is a pressure balancing clamp for a press-pack insulated gate bipolar transistor (IGBT) module. The pressure balancing clamp for a press-pack IGBT module includes a bracket, where the bracket is provided with two longitudinally arranged pressure equalizing plates in a sliding way; the pressure equalizing plates are connected through pressure sensors; the upper and lower ends inside the bracket are respectively connected with the pressure equalizing plates through hydraulic devices and a displacement compensation device; opposite surfaces of the two pressure equalizing plates are respectively provided with heat dissipation and confluence devices. The pressure sensors are in one-to-one correspondence with the hydraulic devices and are electrically connected. The hydraulic devices adjust the pressure according to the readings of the pressure sensors in corresponding directions, so that the pressure of the press-pack IGBT module is balanced.
    Type: Grant
    Filed: December 30, 2022
    Date of Patent: July 11, 2023
    Assignee: Beijing University of Technology
    Inventors: Tong An, Rui Zhou, Yakun Zhang, Fei Qin