发明名称 Infrastructure for interactive television applications
摘要 Methods and apparatuses for selectively displaying a video program are disclosed. A system for selectively displaying a video program in accordance with the present invention comprises a transmission station, including a server (or attaching information to the video program, a plurality of satellites receiving at least an uplink signal which includes the information and the video program from the transmission station and producing a downlink signal based on the uplink signal, an antenna, the antenna receiving the downlink signal, and at least one receiver, coupled to the antenna, for receiving the downlink signal and interpreting the information in the downlink signal, wherein the at least one receiver selectively displays the video program based on at least the interpreted information.
申请公布号 GB2446327(A) 申请公布日期 2008.08.06
申请号 GB20080009083 申请日期 2006.10.30
申请人 THE DIRECTV GROUP INC 发明人 ROBERT G ARSENAULT;RAYNOLD M KAHN;RICHARD F PURPURA;GILBERT ZALDIVAR;JAMES D ALLEN;YEHUDA ZAKS;STEPHANIE WALD;YONA URSCHI;ASHER ARBIT;DAVID SAMSON
分类号 H04N7/173 主分类号 H04N7/173
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