Patents by Inventor Changguo Chen

Changguo Chen 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).

  • Method and apparatus for generating video fingerprint
    Patent number: 11961299
    Abstract: A method and an apparatus for generating a video fingerprint are disclosed. The method includes: performing shot boundary detection on content of a video; determining a time duration of each shot according to positional points of the shot boundary, and compose the time duration of each shot into a shot boundary time slice sequence; and obtaining video fingerprint information according to the time slice sequence.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: April 16, 2024
    Assignee: Alibaba Group Holding Limited
    Inventor: Changguo Chen
  • Method and Apparatus for Generating Video Fingerprint
    Publication number: 20210166036
    Abstract: A method and an apparatus for generating a video fingerprint are disclosed. The method includes: performing shot boundary detection on content of a video; determining a time duration of each shot according to positional points of the shot boundary, and compose the time duration of each shot into a shot boundary time slice sequence; and obtaining video fingerprint information according to the time slice sequence.
    Type: Application
    Filed: February 8, 2021
    Publication date: June 3, 2021
    Inventor: Changguo Chen