Storage unit, storage medium and identification information recording method
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United States of America Patent
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Feb 5, 2002
Grant Date -
Nov 8, 2001
app pub date -
Aug 21, 1998
filing date -
Jan 20, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
A storage unit for recording on a portable recording medium identification information which is peculiar to the portable recording medium, includes a number generation part for generating a firmware management number based on a version number of a firmware of the storage unit and a number of times the firmware is installed in past in the storage unit and other storage units, an information generation part for generating the identification information based on at least a medium generation consecutive number which indicates a number of times the identification information is recorded on portable recording mediums and the firmware management number, and a recording part for recording the identification information on the portable recording medium.
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