Bio-phonetic multi-phrase speaker identity verification
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United States of America Patent
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Jul 28, 2009
Grant Date -
Aug 23, 2007
app pub date -
Apr 13, 2007
filing date -
Feb 13, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
Systems and methods for bio-phonetic multi-phrase speaker identity verification are disclosed. Generally, a speaker identity verification engine generates a dynamic phrase including at least one dynamically-generated word. The speaker identity verification engine prompts a user to speak the dynamic phrase and receives a dynamic phrase utterance. The speaker identity verification engine extracts at least one voice characteristic from the dynamic phrase utterance and compares the at least one voice characteristic with a voice profile the generate a score. The speaker identity verification engine then determines whether to accept a speaker identity claim based on the score.
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