Recording medium containing supplementary service information for audio/video contents, and method and apparatus of providing supplementary service information of the recording medium
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United States of America Patent
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Aug 20, 2013
Grant Date -
Apr 29, 2010
app pub date -
Dec 30, 2009
filing date -
Jun 24, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to method and apparatus of providing supplementary service information for A/V contents written in a recording medium. This method has a recording medium containing Presentation Language data, which have to be included like as in a digital television signal for supplementary service information in accordance with Advanced TV Enhancement Forum or Digital TV Application Software Environment standard, and reproduces, if a disk reproduction is requested, the Presentation Language data as well as requested A/V data and provides them for a connected external device such as a digital television. As a result, various video information and functions provided with Presentation Language data by a recording medium can be realized at a digital television set being able to accept Presentation Language data.
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