System and process for performing purchase transactions using tokens

  • US 8,751,391 B2
  • Filed: 03/31/2003
  • Issued: 06/10/2014
  • Est. Priority Date: 03/29/2002
  • Status: Active Grant
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First Claim
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1. A method for performing at least one payment transaction comprising:

  • registering, by a central controller comprising at least one computer processor, a Radio Frequency Identification (RFID) token of a consumer and a financial account of the consumer, said registering comprising;

    receiving, via a register station, a unique identifier of the RFID token;

    receiving, via the register station, account information for the financial account;

    validating the consumer;

    listing the RFID token as a trusted authenticated RFID token permitted to perform transactions; and

    storing the unique identifier of the RFID token in association with the financial account so that the financial account can be used to perform said transactions using the unique identifier of the RFID token;

    transferring, via the central controller, trust associated with the trusted authenticated RFID token to an active communications device (ACD) for a limited time period, said transferring comprising;

    securely sharing, by the ACD, a secret of the ACD with the trusted authenticated RFID token;

    receiving from the trusted authenticated RFID token, via the register station, both the unique identifier of the trusted authenticated RFID token and the shared secret of the ACD; and

    storing the shared secret of the ACD in association with the trusted authenticated RFID token so that the ACD is permitted to perform said transactions, as a trusted ACD, on behalf of the trusted authenticated RFID token for the limited time period; and

    subsequent to said registering and said transferring and within the limited time period, performing at least one payment transaction using the trusted ACD, said performing comprising;

    communicating, by the trusted ACD, the secret shared with the trusted authenticated RFID token to a RFID reader of a payee;

    verifying, by the central controller, that the communicated secret is the shared secret of the ACD stored in association with the trusted authenticated RFID token; and

    if verified, making payment to the payee for a transaction amount from the financial account to a payee account.

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