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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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