Patents by Inventor Lejun ZHANG

Lejun ZHANG 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).

  • Railway video resource interconnection and convergence system and method
    Patent number: 12483594
    Abstract: The present disclosure relates to a railway video resource interconnection and convergence system and a convergence method. The system includes: a security device and a railway video sharing cloud platform. The security device is configured to map, under the condition that a first resource network is physically isolated from other resource networks, an internet protocol address of the first resource network of video resources to an internet protocol address of a shared network; and the railway video sharing cloud platform is configured to acquire a stream of the video resources, and convert the stream of the video resources into a stream of a preset standard format. The present disclosure solves the problem of secure and effective integration of video resources of a professional video monitoring system in a railway and a comprehensive video monitoring system.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: November 25, 2025
    Assignee: CRSC COMMUNICATION & INFORMATION GROUP COMPANY LTD
    Inventors: Mingxia Wang, Lejun Zhang, Jingfeng Zhang, Tao Zhang, Wenhao Liu, Haobo Xing, Qiang Zhu
  • RAILWAY VIDEO RESOURCE INTERCONNECTION AND CONVERGENCE SYSTEM AND METHOD
    Publication number: 20230336590
    Abstract: The present disclosure relates to a railway video resource interconnection and convergence system and a convergence method. The system includes: a security device and a railway video sharing cloud platform. The security device is configured to map, under the condition that a first resource network is physically isolated from other resource networks, an internet protocol address of the first resource network of video resources to an internet protocol address of a shared network; and the railway video sharing cloud platform is configured to acquire a stream of the video resources, and convert the stream of the video resources into a stream of a preset standard format. The present disclosure solves the problem of secure and effective integration of video resources of a professional video monitoring system in a railway and a comprehensive video monitoring system.
    Type: Application
    Filed: September 30, 2021
    Publication date: October 19, 2023
    Inventors: Mingxia WANG, Lejun ZHANG, Jingfeng ZHANG, Tao ZHANG, Wenhao LIU, Haobo XING, Qiang ZHU