PCM communication system with pulse deletion

Details PCM communication system with pulse deletion PCM communication system with pulse deletion

1948-12-24

1976-11-09

Birmiel, Howard A.

Telegraphy

Systems

Printing

179 15AP, 179 15AF, H04L 900, H04K 100

Patent

active

039912680

ABSTRACT:
1. A pulse code modulation system, including a source of intelligence conveying code groups of pulse elements of pulse code modulated signals, apparatus for suppressing individual pulse elements of said code groups of pulse elements of said pulse code modulated signals at recurring intervals of time, means for transmitting other signals during said intervals during which said pulses are suppressed, and receiving apparatus for recovering said other signals from said pulse code modulation signals.

REFERENCES:
patent: 2412964 (1946-12-01), Chatterjea et al.
patent: 2531846 (1950-11-01), Goodall

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