发明名称 Method and system to control a return path to a source system in an interactive television environment
摘要 A method and system control a return path to a source system in an interactive television environment. At the source system, a hint is generated based on information associated with the interactive television environment; and at the source system, the hint is broadcast to a plurality of receiver systems. Each receiver system determines whether to utilize the return path based on the hint.
申请公布号 US2005138667(A1) 申请公布日期 2005.06.23
申请号 US20030744123 申请日期 2003.12.22
申请人 DELPUCH ALAIN 发明人 DELPUCH ALAIN
分类号 H04N7/173;H04N7/24;(IPC1-7):H04N7/173 主分类号 H04N7/173
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