Data storage and access systems

CAFC
  • US 8,061,598 B2
  • Filed: 01/24/2011
  • Issued: 11/22/2011
  • Est. Priority Date: 10/25/1999
  • Status: Active Grant
First Claim
Patent Images

1. A portable data carrier comprising:

  • an interface for reading and writing data from and to the portable data carrier;

    content data memory, coupled to the interface, for storing one or more content data items on the carrier;

    use rule memory to store one or more use rules for said one or more content data items;

    a program store storing code implementable by a processor; and

    a processor coupled to the content data memory, the use rule memory, the interface and to the program store for implementing code in the program store,wherein the code comprises code for storing at least one content data item in the content data memory and at least one use rule in the use rule memory.

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