发明名称 |
DIGITAL BROADCAST RECEIVER AND RELATED INFORMATION PRESENTING PROGRAM |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a digital broadcast receiver capable of presenting information relating to a program or a scene to a viewer by receiving metadata containing related information relating to contents. <P>SOLUTION: A digital broadcast receiver 1 stores in a storage means 50 contents (data broadcast contents 50a and video-audio contents 50b) and metadata 50c containing related information, acquires a playback time of the video-audio contents 50b by means of a playback time acquiring means 621, acquires related information corresponding to the playback time from the metadata 50c corresponding to a content reference identifier of the data broadcast contents 50a under playback by means of a related information acquiring means, and presents the related information on a display screen by means of a related information presenting means 623. <P>COPYRIGHT: (C)2009,JPO&INPIT |
申请公布号 |
JP2009065712(A) |
申请公布日期 |
2009.03.26 |
申请号 |
JP20080311989 |
申请日期 |
2008.12.08 |
申请人 |
NIPPON HOSO KYOKAI <NHK>;ACCESS CO LTD |
发明人 |
KURIOKA TATSUYA;NISHIMOTO TOMONARI;BABA AKITSUGU;NONOYAMA KENJI;NISHINO SHINGO |
分类号 |
H04N7/173;H04N5/91;H04N21/433;H04N21/4728;H04N21/482 |
主分类号 |
H04N7/173 |
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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