Delta modulation system having reduced quantization noise

Details Delta modulation system having reduced quantization noise Delta modulation system having reduced quantization noise

1981-03-17

1984-02-21

Grimm, Siegfried H.

Modulators

Amplitude modulator

Nonlinear device controlled by modulating signal

375 28, H03K 1322

Patent

active

044333110

ABSTRACT:
A delta modulation system which has a reduced quantization noise level. The system compares its input signal with an integrated and filtered version thereof and inhibits the integration when the difference therebetween has not varied for two or more consecutive clock periods.

REFERENCES:
patent: 3716803 (1971-12-01), Candy
patent: 3878465 (1975-04-01), Stephenne et al.
patent: 3879663 (1975-04-01), McGrogan, Jr.

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