| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a speech authentication device capable of improving accuracy of speech authentication. <P>SOLUTION: A feature parameter of uttered speech of a person collected by a first microphone for collecting air-borne sound of the uttered speech of the person and a second microphone for collecting body transmission sound of the uttered speech of the person is extracted and stored beforehand, and a feature parameter is extracted from the uttered speech of the person collected by the first and second microphones and is verified with the stored feature parameter to authenticate whether or not the person is qualified as a user based on this comparison results. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
