Optical disc recording method and access method, optical disc, optical disc recording apparatus, and optical disc apparatus
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United States of America Patent
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Jul 17, 2001
Grant Date -
N/A
app pub date -
Oct 15, 1998
filing date -
Oct 17, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention provides an optical disc recording method and an optical disc recording apparatus for an optical disc of a high-density recording whose master can be subjected cutting with a high yield. The present invention also provides an optical disc access method and an optical disc apparatus capable of a high-density recording as well as an easy access. An address signal generating circuit 5 generates an address signal indicating an address data as a code having a minimum run length longer than a minimum run length of a modulated code based on a predetermined modulation rule of a user data recorded/reproduced via a recording/reproduction area. The address signal is recorded by an optical head 4 in a reproduction-dedicated area of a master disc 1.
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