The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 11, 2008

Filed:

Dec. 11, 2002
Applicants:

Gaurav Aggarwal, Bangalore, IN;

Arun Gopalakrishna Rao, Bangalore, IN;

Marcus Kellerman, Aliso Viejo, CA (US);

David Erickson, Estival, SC (US);

Jason Demas, Irvine, CA (US);

Sandeep Bhatia, Bangalore, IN;

Girish Hulmani, Bangalore, IN;

Inventors:

Gaurav Aggarwal, Bangalore, IN;

Arun Gopalakrishna Rao, Bangalore, IN;

Marcus Kellerman, Aliso Viejo, CA (US);

David Erickson, Estival, SC (US);

Jason Demas, Irvine, CA (US);

Sandeep Bhatia, Bangalore, IN;

Girish Hulmani, Bangalore, IN;

Assignee:

Broadcom Corporation, Irvine, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/12 (2006.01); H04N 11/02 (2006.01); H04N 11/04 (2006.01); H04B 1/66 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system, method, and apparatus for reducing the video decoder processing requirements for rewinding a HITS stream are presented herein. During rewind of a HITS stream, the video decoder builds a clean reference picture. The clean reference picture is built by decoding each of the P-pictures in the EP-EP segment. However, because the P-pictures are not displayed, the decoder does not decode the portion of the P-picture below the last intracoded slice. The decoder can build the clean reference picture without decoding the portions of the P-pictures below the last intracoded slice because the subsequent pictures do not use the said portions for prediction.


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