发明名称 Retransmission method for digital broadcast and its broadcast receiving device
摘要 An IP broadcast transmitting device comprises means for acquiring and collecting channel tuning information and program-related information from broadcast signals of each broadcasting station from which the broadcast signals are distributed, means for updating and managing the information, means for distributing the information independently from IP multicast-distributions of the broadcast signals, and means for distributing a service area tuning list with IP multicast-distribution information of the broadcast signals and distribution positions of the channel tuning information and the program-related information of the broadcast signals described therein.
申请公布号 US2007086459(A1) 申请公布日期 2007.04.19
申请号 US20060508819 申请日期 2006.08.24
申请人 KABUSHIKI KAISHA TOSHIBA 发明人 HIROTA ATSUSHI;YASUKI SEIJIRO
分类号 H04L12/56;G06F13/00;H04H20/02;H04N7/173 主分类号 H04L12/56
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