Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium
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United States of America Patent
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Aug 24, 2004
Issued Date -
N/A
app pub date -
Sep 10, 2002
filing date -
May 1, 1997
priority date (Note) -
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status (Latency Note)
Importance
Abstract
In an information recording medium including a plurality of sector fields and having various pieces of information recorded in the sector fields, the header field in each sector field includes a first field in which a continuously repeated pattern complying with the run length limitation in the predetermined range is recorded, a second field in which an address mark including a violation pattern different from a reproduced pattern obtained by reproducing the repeated pattern when a defective pit which cannot be recognized as a pit is included in pits representing the repeated pattern is recorded, the violation pattern exceeding the run length limitation in the predetermined range, and a third field in which address data is recorded.
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