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Adaptive speaker verification apparatus and method including alternative access control

  • US 6,119,084 A
  • Filed: 12/29/1997
  • Issued: 09/12/2000
  • Est. Priority Date: 12/29/1997
  • Status: Expired due to Term
First Claim
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1. A method for verifying a speaker of a captured speech sample, comprising the steps of:

  • determining whether the captured speech sample substantially matches a speaker template in a registration database corresponding to a registered speaker; and

    performing the following steps if it is determined that the captured speech sample fails to substantially match any of the speaker templates in the template database, the steps comprising;

    selectively identifying the speaker of the captured speech sample as one of the registered speakers using an alternative access process; and

    modifying a selected one of the speaker templates in the template database corresponding to the registered speaker identified in said identifying step based on the captured speech sample.

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