发明名称 |
Digital television with subscriber conference overlay |
摘要 |
Digital television system overlays subscriber two-way communication during broadcast program delivery to create virtual audience community. Individual or group billing and advertisement is personalized per DTV receiver program viewing and/or conferencing activity. Subscriber receiver includes camera and other media I/O device for multi-way video conferencing. Participants may be added or removed dynamically during programming or conferencing.
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申请公布号 |
US2003193559(A1) |
申请公布日期 |
2003.10.16 |
申请号 |
US20030444261 |
申请日期 |
2003.05.22 |
申请人 |
FERNANDEZ DENNIS S.;HU IRENE Y. |
发明人 |
FERNANDEZ DENNIS S.;HU IRENE Y. |
分类号 |
H04L12/18;H04N5/44;H04N5/445;H04N7/15;H04N7/16;H04N7/173;(IPC1-7):H04N7/14 |
主分类号 |
H04L12/18 |
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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