Multi-location video conference system
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United States of America Patent
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Nov 21, 1989
Grant Date -
N/A
app pub date -
Aug 1, 1988
filing date -
Aug 1, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention, which can be used with AT&T SKYNET.RTM. digital satellite communications service allows a conference director to control a teleconference between several conference rooms. In this invention there are two transmitting channels, one being identified as a broadcast channel and the other is identified as an auxiliary channel. The conference director can assign the broadcast channel to any room and the auxiliary channel to any other room. The video signal on the broadcast channel is sent to a first satellite dish for frequency division multiple access transmission via a satellite to all of the other conference rooms. The video signal on the auxiliary channel is sent to a second satellite dish for frequency division multiple access transmission via the satellite to the conference room from which the broadcast channel originates.
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