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System and Method for Identifying Speakers

  • US 20160328548A1
  • Filed: 07/19/2016
  • Published: 11/10/2016
  • Est. Priority Date: 06/23/2008
  • Status: Active Grant
First Claim
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1. A computer-implemented method of controlling an entity'"'"'s access to a first user account comprising:

  • [a] storing a first voice print for the first entity for the first user account at the computing system based on a said first speech utterance;

    [b] selecting and presenting a first challenge question to a second entity during an access attempt to the first user account;

    [c] receiving a second speech utterance by said second entity corresponding to a first answer to said first challenge question during said account access attempt;

    [d] processing said second speech utterance with said computing system to determine speech characteristics of said second entity; and

    repeating steps [b]-[d] during an interactive question and answer dialog session with the second entity to collect and process a plurality of second speech utterance answers for a corresponding plurality of speech based challenge questions to determine said speech characteristics of said second entity;

    [e] performing a comparison with the computing system of said speech characteristics of said second entity to said first voice print to determine whether said second speech utterance also originated from said first entity; and

    [f] controlling whether said second entity is allowed to access the account based on said comparison.

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