Title: Method and apparatus for reducing memory requirements for storing reference frames in a video decoder
Application Number: 98809528 Application Date: 1998.09.28
Publication Number: 1299562 Publication Date: 2001.06.13
Approval Pub. Date: 2004.04.21 Granted Pub. Date: 2004.04.21
International Classifi-cation: H04N7/50
Applicant(s) Name: Sarnoff Corp. Address:
Inventor(s) Name: Dinei Alfonso Ferreira Florencio
Attorney & Agent: han hong
Abstract:
    A method and apparatus that compresses (114) reference frame information (116) to efficiently utilize memory within a video decoder. Specifically, the present invention stores one or more reference frames in a compressed format, then recalls and decompresses portions of the frames as needed to decode predicted frames within a received bitstream (124) containing video information.
Time: 7