Patents by Inventor David K. Tcheng

David K. Tcheng 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).

  • Apparatus and method for audio based video synchronization
    Patent number: 9756281
    Abstract: Multiple video recordings may be synchronized using audio features of the recordings. A synchronization process may compare energy tracks of each recording within a multi-resolution framework to correlate audio features of one recording to another.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: September 5, 2017
    Assignee: GoPro, Inc.
    Inventor: David K. Tcheng
  • APPARATUS AND METHOD FOR AUDIO BASED VIDEO SYNCHRONIZATION
    Publication number: 20170230610
    Abstract: Multiple video recordings may be synchronized using audio features of the recordings. A synchronization process may compare energy tracks of each recording within a multi-resolution framework to correlate audio features of one recording to another.
    Type: Application
    Filed: February 5, 2016
    Publication date: August 10, 2017
    Inventor: David K. Tcheng