METHOD OF COMPRESSING AND RETRIEVING DATA WITHOUT LOSS Russian patent published in 2010 - IPC H03M7/30 H03M7/42 

Abstract RU 2382492 C1

FIELD: physics; communication.

SUBSTANCE: invention relates to telecommunication and specifically to reducing redundancy of transmitted information and can be used for compressing and retrieving without loss of digital data in information systems and telecommunication systems. Faster compression and retrieval of data is achieved due to that, prefix codes are assigned not to all n bit numbers, but only groups whose number is considerably less, as well as due to that the number of calculation operations is reduced, particularly operations for reading variable-length codes. These calculation operations are replaced with operations for reading records from a table which takes considerably less time.

EFFECT: faster compression and retrieval of data, increased compression ratio of high-entropy data, easy realisation of the compression and retrieval method, reduced number of operations of compressing and retrieving data.

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RU 2 382 492 C1

Authors

Mullov Sergej Borisovich

Dates

2010-02-20Published

2008-07-24Filed