Approximate MPEG decoder with compressed reference frames

Details Approximate MPEG decoder with compressed reference frames Approximate MPEG decoder with compressed reference frames

1996-02-09

1998-07-07

Chin, Tommy P.

Television

Bandwidth reduction system

Data rate reduction

348415, 348398, 348407, 382233, 382235, 382240, H04N 712, H04N 1102, H04N 1104

Patent

active

057776776

ABSTRACT:
A method and apparatus are provided for reducing the memory requirements of a decoding subsystem by storing reference frames in compressed form. A reference picture in a sequence is decoded, compressed and stored in memory. When the reference frame is needed for motion compensation, it is decompressed.

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