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System and method of a smartcard transaction with biometric scan recognition

  • US 9,922,320 B2
  • Filed: 12/27/2012
  • Issued: 03/20/2018
  • Est. Priority Date: 07/01/2004
  • Status: Expired due to Fees
First Claim
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1. A system comprising:

  • a smartcard comprising an integrated circuit device, the integrated circuit device having encoded therein information associated with a plurality of account users, wherein the smartcard further comprises an interface for communication with point of sale terminals, wherein the smartcard further comprises a biometric scan sensor configured to detect biometric scan samples, and wherein the smartcard is configured to;

    store biometric sample information for the plurality of account users;

    store encrypted account data associated with the plurality of account users;

    in response to a requested transaction by a particular one of the plurality of account users, request a biometric sample from the particular account user;

    detect a proffered biometric scan sample from the particular account user;

    identify the particular account user by comparing the detected biometric scan sample to the stored biometric sample information for the particular account user;

    use the detected biometric scan sample as a cryptographic key to decrypt the encrypted account data associated with the particular account user; and

    perform, according to information contained in the decrypted account data, operations associated with the requested transaction.

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