Patents by Inventor Wenkui He

Wenkui He 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).

  • Credible alliance blockchain digital calibration certificate system and operation method therefor
    Patent number: 12137177
    Abstract: The present invention discloses a trusted alliance block chain digital calibration certificate system and an operation method therefor. The system comprises: a distributed ledger system (10) of a distributed storage system based on a hyperledger fabric; a CA system (11) for management of all entity identity certificates and registration of identities in the system; a UTC time calibration server (12) for providing a UTC time calibration service for all block chain node servers of the system; and a digital calibration certificate subsystem (13) for generating, by means of alliance management, instrument organization management, and calibration institution management, a digital calibration certificate from calibration certificate data by a digital signature technology, extracting related entity information, and forming original information of multiple data blocks.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: November 5, 2024
    Assignee: NATIONAL INSTITUTE OF METROLOGY, CHINA
    Inventors: Xiang Fang, Xingchuang Xiong, Feng Tian, Yichuan Tang, Wenkui He, Zhen Liu
  • TRUSTED SPACE POSITIONING CALIBRATION SERVICE SYSTEM AND OPERATION METHOD THEREOF
    Publication number: 20240142634
    Abstract: The present application provides a trusted space positioning calibration service system and an operation method thereof. The system includes: a differential benchmark data service module, a positioning data digital calibration server and a trusted space positioning calibration apparatus.
    Type: Application
    Filed: January 9, 2024
    Publication date: May 2, 2024
    Applicant: National Institute of Metrology, China
    Inventors: Xingchuang XIONG, Xiang FANG, Yanlin LIANG, Zhengyi ZHAO, Zhen LIU, Wenkui HE
  • CREDIBLE ALLIANCE BLOCKCHAIN DIGITAL CALIBRATION CERTIFICATE SYSTEM AND OPERATION METHOD THEREFOR
    Publication number: 20220393890
    Abstract: The present invention discloses a trusted alliance block chain digital calibration certificate system and an operation method therefor. The system comprises: a distributed ledger system (10) of a distributed storage system based on a hyperledger fabric; a CA system (11) for management of all entity identity certificates and registration of identities in the system; a UTC time calibration server (12) for providing a UTC time calibration service for all block chain node servers of the system; and a digital calibration certificate subsystem (13) for generating, by means of alliance management, instrument organization management, and calibration institution management, a digital calibration certificate from calibration certificate data by a digital signature technology, extracting related entity information, and forming original information of multiple data blocks.
    Type: Application
    Filed: March 30, 2020
    Publication date: December 8, 2022
    Inventors: Xiang Fang, Xingchuang Xiong, Feng Tian, Yichuan Tang, Wenkui He, Zhen Liu