Patents by Inventor Guizhu XIAO

Guizhu XIAO 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).

  • Data extraction method and apparatus
    Patent number: 11521284
    Abstract: A data extraction method and apparatus including: obtaining a data extraction instruction sent by a client, wherein the data extraction instruction is an instruction issued by a target checker logging in to the client, and the data extraction instruction carries a target user identifier of the target checker; obtaining extraction authority information for the target user identifier according to a preset correspondence and the target user identifier as target extraction authority information, wherein the preset correspondence comprises: a plurality of correspondences between user identifiers and extraction authority information, and the extraction authority information is information for representing an authority of a corresponding checker to extract vehicle passing data; extracting, from to-be-checked vehicle passing data, first to-be-checked vehicle passing data that matches the target extraction authority information; and sending the first to-be-checked data to the client.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: December 6, 2022
    Assignee: Hangzhou Hikvision System Technology Co., Ltd.
    Inventors: Jingcheng Zhu, Guizhu Xiao, Shengna Lin, Liangjin Hu
  • DATA EXTRACTION METHOD AND APPARATUS
    Publication number: 20220005135
    Abstract: The embodiments of the present application provide a data extraction method and apparatus.
    Type: Application
    Filed: September 5, 2018
    Publication date: January 6, 2022
    Inventors: Jingcheng ZHU, Guizhu XIAO, Shengna LIN, Liangjin HU