CN100405844C - 利用电话网和以太网联合实现端到端可视电话***及方法 - Google Patents
利用电话网和以太网联合实现端到端可视电话***及方法 Download PDFInfo
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- CN100405844C CN100405844C CNB2004100746761A CN200410074676A CN100405844C CN 100405844 C CN100405844 C CN 100405844C CN B2004100746761 A CNB2004100746761 A CN B2004100746761A CN 200410074676 A CN200410074676 A CN 200410074676A CN 100405844 C CN100405844 C CN 100405844C
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CNB2004100746761A CN100405844C (zh) | 2004-09-13 | 2004-09-13 | 利用电话网和以太网联合实现端到端可视电话***及方法 |
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CNB2004100746761A CN100405844C (zh) | 2004-09-13 | 2004-09-13 | 利用电话网和以太网联合实现端到端可视电话***及方法 |
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CN1589006A CN1589006A (zh) | 2005-03-02 |
CN100405844C true CN100405844C (zh) | 2008-07-23 |
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CNB2004100746761A Expired - Fee Related CN100405844C (zh) | 2004-09-13 | 2004-09-13 | 利用电话网和以太网联合实现端到端可视电话***及方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1913533B (zh) * | 2006-09-05 | 2011-01-12 | 北京天地互连信息技术有限公司 | 基于会话初始化协议的远程视频监控***及其实现方法 |
CN103563355B (zh) * | 2011-06-10 | 2017-11-14 | 汤姆逊许可公司 | 视频电话*** |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1185071A (zh) * | 1996-12-06 | 1998-06-17 | 国际商业机器公司 | 使用并行网络的多媒体会议 |
CN1444370A (zh) * | 2002-03-13 | 2003-09-24 | 宪锋光电科技股份有限公司 | 多端口多频道双向连通式电话通讯装置 |
CN1492681A (zh) * | 2003-09-23 | 2004-04-28 | 中国科学院计算技术研究所 | 电话网上实现端到端高保真可视电话的方法 |
CN1525757A (zh) * | 2003-07-31 | 2004-09-01 | 北京中星微电子有限公司 | 一种可视电话*** |
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2004
- 2004-09-13 CN CNB2004100746761A patent/CN100405844C/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1185071A (zh) * | 1996-12-06 | 1998-06-17 | 国际商业机器公司 | 使用并行网络的多媒体会议 |
CN1444370A (zh) * | 2002-03-13 | 2003-09-24 | 宪锋光电科技股份有限公司 | 多端口多频道双向连通式电话通讯装置 |
CN1525757A (zh) * | 2003-07-31 | 2004-09-01 | 北京中星微电子有限公司 | 一种可视电话*** |
CN1492681A (zh) * | 2003-09-23 | 2004-04-28 | 中国科学院计算技术研究所 | 电话网上实现端到端高保真可视电话的方法 |
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CN1589006A (zh) | 2005-03-02 |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen Chino-E Development Co., Ltd. Assignor: Institute of Computing Technology, Chinese Academy of Sciences Contract record no.: 2010440020036 Denomination of invention: System and method for realizing end-to-end visual telephone using telephone network and Ethernet Granted publication date: 20080723 License type: Exclusive License Open date: 20050302 Record date: 20100507 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080723 Termination date: 20190913 |
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