- 专利标题: Digital broadcasting system, digital broadcasting apparatus, and a reception apparatus for digital broadcasts
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申请号: US08920954申请日: 1997-08-29
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公开(公告)号: US06757911B1公开(公告)日: 2004-06-29
- 发明人: Tatsuya Shimoji , Kazuo Okamura , Junichi Hirai , Masahiro Oashi , Takashi Kakiuchi , Yuki Kusumi , Yoshiyuki Miyabe , Ikuo Minakata , Masayuki Kozuka , Yoshihiro Mimura , Shinji Inoue , Toshiya Mori , Naoya Takao
- 申请人: Tatsuya Shimoji , Kazuo Okamura , Junichi Hirai , Masahiro Oashi , Takashi Kakiuchi , Yuki Kusumi , Yoshiyuki Miyabe , Ikuo Minakata , Masayuki Kozuka , Yoshihiro Mimura , Shinji Inoue , Toshiya Mori , Naoya Takao
- 优先权: JP8-230015 19960830; JP9-056687 19970311
- 主分类号: H04N7173
- IPC分类号: H04N7173
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.
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