Patent ID: 6931375

Claim:
A speaker verification method comprising the steps of: (a) generating a code book covering a plurality of speakers having a plurality of training utterances for each of the plurality of speakers, wherein a first utterance of the plurality of training utterances is not the same as a second utterance of the plurality of training utterances; (b) receiving a plurality of test utterances from one of the plurality of speakers, wherein a first of the plurality of test utterances is not the same as a second of the plurality of test utterances; (c) comparing each of the plurality of test utterances to each of the plurality of training utterances for the speaker to form a plurality of preliminary verification decisions, one preliminary verification decision of the plurality of preliminary verification decisions for each of the plurality of test utterances, wherein the one preliminary verification decision is either a true or a false decision; and (d) combining the plurality of preliminary verification decisions to form a verification decision.