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Digital data processing apparatus and method, data reproducing terminal apparatus, data processing terminal apparatus, and terminal apparatus

  • US 20070156609A1
  • Filed: 03/06/2007
  • Published: 07/05/2007
  • Est. Priority Date: 12/28/1999
  • Status: Abandoned Application
First Claim
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1. A digital data processing apparatus for receiving digital data having a use is charged for through one of a data recording medium and a network and for using the received digital data by employing use permission data, comprising:

  • memory means in which use history information of the digital data has been stored, wherein a transfer of the use history information is induced at a preset date comes.

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