Patents by Inventor Liang Yongfang

Liang Yongfang 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 device for splicing video data in compressed domain
    Patent number: 7636395
    Abstract: The present invention provides a method, a module, and a device, which enable splicing of MPEG-4 simple profile compatible bitstreams in compressed domain into a seamless bitstream. The method of the present invention enables splicing on devices with constraints in processing power, storage and memory capacity and limited electrical supply. The splicing is based on a mode and/or format translation operated both in compressed domain.
    Type: Grant
    Filed: March 14, 2005
    Date of Patent: December 22, 2009
    Assignee: Nokia Corporation
    Inventors: Liang Yongfang, Chebil Fehmi, Islam Asad
  • Method and device for splicing video data in compressed domain
    Publication number: 20060203920
    Abstract: The present invention provides a method, a module, and a device, which enable splicing of MPEG-4 simple profile compatible bitstreams in compressed domain into a seamless bitstream. The method of the present invention enables splicing on devices with constraints in processing power, storage and memory capacity and limited electrical supply. The splicing is based on a mode and/or format translation operated both in compressed domain.
    Type: Application
    Filed: March 14, 2005
    Publication date: September 14, 2006
    Inventors: Liang Yongfang, Chebil Fehmi, Islam Asad