发明名称 |
Apparatus, method and computer program for supporting video conferencing in a communication system |
摘要 |
<p>A call conferencing apparatus, method, and computer program switch the video information presented to one or more participants during a conference call. The apparatus, method, and computer program identify a primary speaker channel during a video conference. Video information from the primary speaker channel is then provided to at least one other channel of the communication session.
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申请公布号 |
EP1496700(A3) |
申请公布日期 |
2006.07.26 |
申请号 |
EP20040394038 |
申请日期 |
2004.06.23 |
申请人 |
NORTEL NETWORKS LIMITED |
发明人 |
WHYNOT, STEPHEN;STOVALL, GREGORY T.;MCKNIGHT, DAVID M. |
分类号 |
H04N7/15;H04N7/14;H04N7/18 |
主分类号 |
H04N7/15 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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