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Distributed joint source-channel coding of video using raptor codes
(United States. Patent and Trademark Office, 2012-11-20)
A video encoder system includes a base layer and an enhancement layer for encoding video data. The base layer encodes a reduced quality version of the video data to obtain base layer data. The enhancement layer encodes the ...
Layered Wyner-Ziv video coding for transmission over unreliable channels
(United States. Patent and Trademark Office, 2011-12-06)
A system and method for video coding. Energy-concentrating transform operations are performed on video data to obtain transformed data. Nested scalar quantization is performed on the transformed data to generate blocks of ...