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Authentication system

  • US 9,189,680 B2
  • Filed: 09/13/2012
  • Issued: 11/17/2015
  • Est. Priority Date: 09/14/2011
  • Status: Active Grant
First Claim
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1. An authentication system, comprising:

  • a camera configured to photograph a facial image of a subject;

    a reader configured to obtain identification information assigned to an identification device held by the subject;

    an authentication device configured to authenticate the identification information obtained by the readeranda management device coupled to a terminal for issuing an alarm and including an image database in which the facial image photographed by the camera is accumulated, wherein the management device is configured to;

    search, before the reader obtains the identification information, the image database by using, as a key, at least one of a plurality of images obtained by the camera;

    search, after the reader obtains the identification information, the image database by using information obtained by the reader and the plurality of images obtained by the camera;

    determine a reliability of an authentication based on a result of analyzing a retrieved facial image retrieved from the image database; and

    transmit data for issuing the alarm to the terminal in a case where it is determined that the reliability is low.

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