Patents by Inventor Jiangcong Luo

Jiangcong Luo 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).

  • Image processing of DCT-based video sequences in compressed domain
    Patent number: 7760808
    Abstract: This invention relates to a method for applying at least one of contrast adjustment and brightness adjustment to a compressed, motion compensated DCT-based video sequence corresponding to an image processing operation, comprising the steps of providing the compressed, motion compensated DCT-based video sequence, applying the image processing operation on the video sequence in compressed domain resulting in an image processed, compressed video sequence, wherein the applying is executed by adjusting of DCT-components defining the DCT-based video sequence.
    Type: Grant
    Filed: June 21, 2005
    Date of Patent: July 20, 2010
    Assignee: Nokia Corporation
    Inventors: Jiangcong Luo, Fehmi Chebil, Asad Islam
  • Image processing of DCT-based video sequences in compressed domain
    Publication number: 20060285587
    Abstract: This invention relates to a method for applying at least one of contrast adjustment and brightness adjustment to a compressed, motion compensated DCT-based video sequence corresponding to an image processing operation, comprising the steps of providing the compressed, motion compensated DCT-based video sequence, applying the image processing operation on the video sequence in compressed domain resulting in an image processed, compressed video sequence, wherein the applying is executed by adjusting of DCT-components defining the DCT-based video sequence.
    Type: Application
    Filed: June 21, 2005
    Publication date: December 21, 2006
    Inventors: Jiangcong Luo, Fehmi Chebil, Asad Islam