Image encoding and decoding apparatus

Details Image encoding and decoding apparatus Image encoding and decoding apparatus

1995-07-20

1997-12-23

Britton, Howard W.

Television

Bandwidth reduction system

Data rate reduction

348401, H04N 736, H04N 750

Patent

active

057011605

ABSTRACT:
An image encoding apparatus, image decoding apparatus, or image encoding and decoding apparatus having a circuit for dividing a screen into sub-areas to conduct an encoding or decoding operation for each sub-area includes an image dividing circuit for dividing an input image into sub-areas each having a predetermined contour, sub-encoders for encoding the sub-areas respectively related thereto, a code integrating circuit for integrating the codes of the respective sub-areas, and a shared memory for storing images locally decoded by the sub-encoders.

REFERENCES:
patent: 5379070 (1995-01-01), Retter
patent: 5510842 (1996-04-01), Phillips
patent: 5557332 (1996-09-01), Koyanagi

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