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Storage unit, storage medium and identification information recording method

  • US 6,345,385 B2
  • Filed: 08/21/1998
  • Issued: 02/05/2002
  • Est. Priority Date: 01/20/1998
  • Status: Expired due to Term
First Claim
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1. A storage unit for recording on a portable recording medium identification information, comprising:

  • a number generation unit generating a firmware management number based on a version number of a firmware of the storage unit and a number of times said firmware has been installed in the storage unit;

    an information generation unit 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 media and said firmware management number; and

    a recording unit recording the identification information on the portable recording medium, wherein the identification information recorded on the portable recording medium is peculiar to the portable recording medium for independently managing the portable recording medium.

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