Patents by Inventor Chang-An L. Hsiao

Chang-An L. Hsiao 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 Closed Caption Transcoding
    Publication number: 20100128800
    Abstract: Caption data incorporated in an input coded bit stream conveying a video service is processed by recovering the caption data from the input coded bit stream, decoding the input coded bit stream to form a digital video signal composed of a sequence of frames, embedding the caption data in an ancillary data space of the digital video signal, and encoding the digital video signal to produce an output coded bit stream incorporating the caption data.
    Type: Application
    Filed: November 24, 2008
    Publication date: May 27, 2010
    Applicant: GENERAL INSTRUMENT CORPORATION
    Inventors: Yong He, Shanhua Xue, Chang-An L. Hsiao