Voice-operated switching circuit for a video communications syst

Details Voice-operated switching circuit for a video communications syst Voice-operated switching circuit for a video communications syst

1974-06-05

1976-03-16

Claffy, Kathleen H.

179 1CN, 179 2TV, H04M 356

Patent

active

039447367

ABSTRACT:
In a video communications system for remotely located conference rooms, a voice-operated switching (VOX) circuit comprising:

REFERENCES:
patent: 3321581 (1967-05-01), Zryd et al.
patent: 3519744 (1970-07-01), Dorros
patent: 3601530 (1971-08-01), Edson
patent: 3636265 (1972-01-01), Kikuchi
patent: 3694578 (1972-09-01), Reid
patent: 3755625 (1973-08-01), Maston
patent: 3775563 (1973-11-01), Klein

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