Adaptive sampler

Details Adaptive sampler Adaptive sampler

1980-08-26

1982-11-16

Kemeny, Emmanuel S.

H04J 602

Patent

active

043596088

ABSTRACT:
An adaptive data compression device for compressing data having variable frequency content, including a plurality of digital filters for analyzing the content of the data over a plurality of frequency regions, a memory, and a control logic circuit for generating a variable rate memory clock corresponding to the analyzed frequency content of the data in the frequency region and for clocking the data into the memory in response to the variable rate memory clock.

REFERENCES:
patent: 2920143 (1960-04-01), Filipowski
patent: 3006991 (1961-10-01), Cherry et al.
patent: 3215773 (1965-11-01), Chatten et al.
patent: 3299204 (1967-01-01), Cherry et al.
patent: 3383461 (1968-05-01), Malling
patent: 4142071 (1979-02-01), Croisier et al.
patent: 4216354 (1980-08-01), Esteban et al.
C. Kortman, "Redundancy Reduction-", Proc. IEEE, Mar. 1967, pp. 253-262.

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