CVSD Transmission with improved intelligibility of voice signals

Details CVSD Transmission with improved intelligibility of voice signals CVSD Transmission with improved intelligibility of voice signals

1980-12-30

1984-05-01

Griffin, Robert L.

Pulse or digital communications

Repeaters

Testing

332 11D, 381 31, H03K 1322

Patent

active

044465653

ABSTRACT:
Voice signals subjected to differential modulation such as CVSD modulation are made more intelligible by differentiating an electrical analog of the voice signal, clipping peaks of the differentiated signal, integrating the clipped differentiated signal, and applying the integrated signal to a differential modulator such as a CVSD modulator.

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patent: 3999137 (1976-12-01), Fucito
patent: 4016496 (1977-05-01), Eastcott
patent: 4100493 (1978-07-01), Dijkmans et al.
patent: 4109203 (1978-08-01), Eggermont et al.
patent: 4110692 (1978-08-01), Pradal
patent: 4207526 (1980-06-01), Abt

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