Multiplex communications – Special services – Conferencing
Patent
1995-05-25
1997-02-25
Chin, Wellington
Multiplex communications
Special services
Conferencing
348 15, H04L 1218, H04N 714
Patent
active
056065540
ABSTRACT:
A teleconference terminal equipment adapted to construct an AV meeting system as an intended use, comprising a network interface and communications network control unit, a multimedia multiplexing/demultiplexing and interterminal signal control unit which multiplexes and demultiplexes video data and control data contained in a communication frame to be transmitted by the control unit and a communication frame received by the same, respectively, a picture codec which codes and decodes video data, a video input/output interface which connects an external camera to the picture codec, a camera control/external device multiconnector, and a CPU which controls an operation of the external camera through the multiconnector on the basis of control data delivered from the control unit.
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Ishibashi Atsushi
Ishida Kiyoshi
Matsushima Hitoshi
Shibata Yoji
Takizawa Masaaki
Chin Wellington
Hitachi , Ltd.
Vu Huy D.
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