Information recording medium, apparatus and method for recording or reproducing data thereof
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United States of America Patent
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Sep 3, 2002
Grant Date -
N/A
app pub date -
Nov 19, 1999
filing date -
Nov 19, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
This invention provides a recording medium for recording various AV streams, which enables to perform a random access and is suitable for a DVD-RAM or the like, Also provided are an apparatus and a method for accessing the recording medium. The information recording medium stores, as management information, object information for managing an object. The object information includes an access map for managing an MPEG transport stream for each block unit which is comprised of the integer-times number of ECC blocks. The access map has, in addition to predetermined access information for the block, a flag indicating whether the block includes an I-picture or not.
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