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MULTI-SAMPLE CONVERSATIONAL VOICE VERIFICATION

  • US 20130339018A1
  • Filed: 07/27/2012
  • Published: 12/19/2013
  • Est. Priority Date: 06/15/2012
  • Status: Active Grant
First Claim
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1. A computer-implemented method of verifying the identity of an authorized user in an authorized user group through a voice user interface for enabling secure access to one or more services via a mobile device, the method comprising:

  • receiving first voice information from a speaker through the voice user interface of the mobile device;

    calculating, by at least one processor, a confidence score based on a comparison of the first voice information with a stored voice model associated with the authorized user group and specific to the authorized user, wherein the at least one processor is included in at least one of the mobile device and a server operatively coupled to the mobile device through a communication network;

    interpreting, by the at least one processor, the first voice information as a specific service request;

    identifying, by the at least one processor, a minimum confidence score for initiating the specific service request;

    determining, by the at least one processor, whether or not the confidence score exceeds the minimum confidence score; and

    if the confidence score exceeds the minimum confidence score, initiating the specific service request;

    otherwise, obtaining second voice information from the speaker through the voice user interface;

    calculating a confidence score based on a comparison of a combination of the first voice information and the second voice information with the stored voice model associated with the authorized user group and specific to the authorized user; and

    repeating the determining step.

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