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Device and method for secure data updates in a self-checkout system

  • US 5,979,753 A
  • Filed: 09/15/1998
  • Issued: 11/09/1999
  • Est. Priority Date: 09/05/1996
  • Status: Expired due to Term
First Claim
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1. A secure data capture system for updating a customer data file of an authorized customer with a session data and payment record generated by the authorized customer with a portable terminal having an integrated bar code reader, said system comprising:

  • b) a memory for storing an authorization code corresponding to said authorized customer and recording the session data record; and

    c) a data processor coupled to said customer data entry device and said memory for comparing the plurality of authorization data received on the data entry device with the authorization code stored in the memory and for updating the customer data file with the session data file upon establishing a match between the authorization code and the plurality of authorization data wherein the authorization code is received from an external electronic fund transfer system.

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