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Apparatus and methods for user identification to deny access or service to unauthorized users

  • US 6,246,751 B1
  • Filed: 08/11/1997
  • Issued: 06/12/2001
  • Est. Priority Date: 08/11/1997
  • Status: Expired due to Term
First Claim
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1. A method for preventing unauthorized use of a service in a system providing a plurality of services, the method comprising the steps of:

  • (a) pre-storing a biometric model for each enrolled user of the system;

    (b) associating the biometric model of an enrolled user with a system service, if the enrolled user is not authorized to access the system service;

    (c) obtaining biometric data from an enrolled user requesting access to a system service; and

    (d) performing biometric identification by comparing the obtained biometric data with each biometric model associated with the requested system service;

    wherein if the obtained biometric data substantially matches one of the biometric models associated with the requested system service, the enrolled user is denied access to the requested system service.

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