Entropy encoding with a reduced memory size of code table

Details Entropy encoding with a reduced memory size of code table Entropy encoding with a reduced memory size of code table

1995-12-27

1997-09-30

Young, Brian K.

Coded data generation or conversion

Digital code to digital code converters

Coding by table look-up techniques

H03M 700

Patent

active

056730438

ABSTRACT:
An entropy encoder includes: a memory for storing a code table in a compressed data format in which continuing digits "1" that continue successively from the most significant bit of a code word for a predetermined number of bits are removed, together with a control code indicative of the type of the original code word, and a code word restoring unit for restoring the original code word from the compressed code word by supplementing a predetermined number of digits "1" to the compressed code word according to the type of the original code word.

REFERENCES:
patent: 4791598 (1988-12-01), Liou et al.
Netravali, et al., Digital Pictures: Representation and Compression, Chapter 3 (undated).
Netravali, et al., Digital Pictures: Representation and Compression, Chapter 5 (undated).

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