05389963 is referenced by 36 patents and cites 28 patents.

A system for selectively interconnecting a plurality of audio/video sources and a plurality of audio/video communication devices including a single switch, a mixer to combine the audio and video signals as a single signal from a source to the switch and a modulator for modulating the video signal after the switch for optical transmission to the communication devices. The modulated audio and video signals directly drive an optical transmitter as a composite signal. A programmable interface is provided at the sources and at the communication devices for translating system remote control signals to source and communication device control signals for the connected device. The interface provides ALL CALL overrides.

Title
System for selectively interconnecting audio-video sources and receivers
Application Number
7/831352
Publication Number
5389963
Application Date
February 5, 1992
Publication Date
February 14, 1995
Inventor
John A Lepley Jr
Paw Paw
MI, US
John A Lepley
Lawton
MI, US
Agent
Barnes & Thornburg
Assignee
Dynacom
IN, US
IPC
H04N 7/10
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