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Enhancing smart card usage for associating media content with households

  • US 7,124,938 B1
  • Filed: 03/23/2000
  • Issued: 10/24/2006
  • Est. Priority Date: 03/24/1999
  • Status: Expired due to Fees
First Claim
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1. A smart card comprising:

  • a key, associated with a household, to be used to encrypt and decrypt media content at the household that is associated with the household, the key being a combination of a household identifier and a private key of a private key/public key pair; and

    a memory unit, the memory unit including,a user-specific information storage section to store user preferences, anda data storage section to store data that is expected to be of value to a user.

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