发明名称 Digital broadcasting system, digital broadcasting apparatus, and a reception apparatus for digital broadcasts
摘要 A broadcasting system which includes a broadcasting apparatus and a reception apparatus and which achieves interactiveness using a broadcast wave. The broadcasting apparatus includes a content storing unit for storing the plurality of contents, each content including a set of video data and a set of control information that indicates another content that is a link destination for a present content, and a transmitting unit for multiplexing a set of video data and a plurality of sets of the same control information included in a same content as the set of video data, and for transmitting the multiplexed sets of video data and control information. The reception apparatus includes an extracting unit for extracting a set of video data and a set of control information in a same content as the set of video data, a storing unit for storing the extracted set of control information, a reproducing unit for reproducing the extracted set of video data and outputting an image signal, an operation unit for receiving a user operation that indicates a content switching, and a control unit for controlling the extracting unit to extract another content indicated by the set of control information stored in the storing unit, in accordance with the user operation.
申请公布号 US6757911(B1) 申请公布日期 2004.06.29
申请号 US19970920954 申请日期 1997.08.29
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 发明人 SHIMOJI TATSUYA;OKAMURA KAZUO;HIRAI JUNICHI;OASHI MASAHIRO;KAKIUCHI TAKASHI;KUSUMI YUKI;MIYABE YOSHIYUKI;MINAKATA IKUO;KOZUKA MASAYUKI;MIMURA YOSHIHIRO;INOUE SHINJI;MORI TOSHIYA;TAKAO NAOYA
分类号 H04N5/00;H04N5/44;H04N5/445;H04N7/24;H04N7/52;H04N9/82;(IPC1-7):H04N7/173;H04N7/10 主分类号 H04N5/00
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