IP Library › Patent Application 12906761
Patent Application
App. No. 12/906,761

INTRA BLOCK WALK AROUND REFRESH FOR H.264

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Quick Facts
Patent No.
US None
App. No.
12/906,761
Abstract

An apparatus and method for digital video encoding is disclosed. The disclosed system provides for an improved way of correcting divergence of a reference block in a decoder while minimizing the overhead required to update the reference block.

Claims (5)

1 . A method of decoding a video signal comprising:

receiving a signal comprising a plurality of macroblocks, wherein one or more of the macroblocks is assigned to a first slice group and the remaining macroblocks are assigned to one or more other slice groups, and a map indicating what macroblocks were assigned to the first slice group;

decoding the one or more macroblocks assigned to the first slice group as Intra encoded without referring to macroblocks not assigned to the first slice group;

decoding the remaining macroblocks assigned to one or more other slice groups; and

generating a frame of video from the decoded macroblocks.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Sep 27, 2016
From: MORGAN STANLEY SENIOR FUNDING, INC.
To: POLYCOM, INC.; VIVU, INC.
Reel/Frame 040166/0162 →
SECURITY AGREEMENT Recorded Dec 9, 2013
From: POLYCOM, INC.; VIVU, INC.
To: MORGAN STANLEY SENIOR FUNDING, INC.
Reel/Frame 031785/0592 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 20, 2010
From: SIEVERS, JOHN
To: POLYCOM, INC.
Reel/Frame 025164/0820 →