| 摘要 |
The invention comprises a bridgeless multi-way videoconferencing system with a number of high quality advanced features. It is connected at the customer's conference room or video site to a high-resolution pan, zoom and tilt video camera; wireless mouse; video monitor or a standard TV; stereo speakers and a microphone. It is also connected to VideoPresence switches, billing and provisioning systems. The local connection is a standard T1 or E1 and the backbone connections between the VideoPresence switches located in U.S. and international markets are DS3, OC3 or larger circuits.
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