Patents by Inventor Wanfeng Shi

Wanfeng Shi 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).

  • Multimedia data transmission method and device
    Patent number: 10681115
    Abstract: The present application provides a multimedia data transmission method and device, wherein the method comprises: a first transmission device located in a first network obtaining a multimedia file descriptor and a multimedia file to be transmitted which have a correspondence, wherein the multimedia file descriptor and the multimedia file are stored in different memories; the first transmission device encoding content of the multimedia file descriptor and content of the multimedia file into a multimedia transmission file in a first format according to a predetermined rule; the first transmission device sending the multimedia transmission file to a second transmission located in a second network. With the present application, the problem that multimedia data cannot be transmitted synchronously during ferrying in related arts is solved and the security and confidentiality of multimedia data transmission is ensured while the multimedia data is transmitted synchronously.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: June 9, 2020
    Assignee: Hangzhou Hikvision Digital Technology Co, Ltd.
    Inventors: Wanfeng Shi, Shengna Lin, Qiang Yu
  • Multimedia Data Transmission Method and Device
    Publication number: 20190007479
    Abstract: The present application provides a multimedia data transmission method and device, wherein the method comprises: a first transmission device located in a first network obtaining a multimedia file descriptor and a multimedia file to be transmitted which have a correspondence, wherein the multimedia file descriptor and the multimedia file are stored in different memories; the first transmission device encoding content of the multimedia file descriptor and content of the multimedia file into a multimedia transmission file in a first format according to a predetermined rule; the first transmission device sending the multimedia transmission file to a second transmission located in a second network. With the present application, the problem that multimedia data cannot be transmitted synchronously during ferrying in related arts is solved and the security and confidentiality of multimedia data transmission is ensured while the multimedia data is transmitted synchronously.
    Type: Application
    Filed: May 25, 2016
    Publication date: January 3, 2019
    Inventors: Wanfeng Shi, Shengna Lin, Qiang Yu