Recording medium having data structure for managing reproduction of auxiliary presentation data and recording and reproducing methods and apparatuses
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United States of America Patent
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Oct 18, 2011
Grant Date -
Apr 21, 2005
app pub date -
Oct 8, 2004
filing date -
Oct 15, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
In the data structure for managing reproduction of text subtitle data, a recording area stores at least one subplayitem. The subplayitem identifies more than one clip information file name, and each clip information file named by the subplayitem indicates an associated clip of auxiliary presentation data to reproduce from the recording medium. The auxiliary presentation data in each clip is associated with at least a portion of main presentation data recorded on the recording medium, and the subplayitem indicates a single presentation interval for the associated clips.
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