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Storage medium rental system

  • US 20050234826A1
  • Filed: 09/05/2003
  • Published: 10/20/2005
  • Est. Priority Date: 09/05/2002
  • Status: Abandoned Application
First Claim
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1. A storage-medium rental system, comprising:

  • a rental-shop apparatus that generates right information relating to a right to use digital work held by a portable storage medium, and securely writes the generated right information to a portable semiconductor memory; and

    a playback apparatus that securely reads the right information from the semiconductor memory, and judges whether the digital work held by the storage medium is allowed to be used, based on the read right information, and when judging affirmatively, obtains the digital work from the storage medium and plays back the obtained digital work.

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