The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2011
Filed:
Dec. 02, 2005
Kazuhiro Nakadai, Saitama, JP;
Hiroshi Tsujino, Saitama, JP;
Hiroshi Okuno, Kyoto, JP;
Shunichi Yamamoto, Saitama, JP;
Kazuhiro Nakadai, Saitama, JP;
Hiroshi Tsujino, Saitama, JP;
Hiroshi Okuno, Kyoto, JP;
Shunichi Yamamoto, Saitama, JP;
Honda Motor Co., Ltd., Minato-Ku, Tokyo, JP;
Abstract
A voice recognition system () for improving the toughness of voice recognition for a voice input for which a deteriorated feature amount cannot be completely identified. The system comprises at least two sound detecting means () for detecting a sound signal, a sound source localizing unit () for determining the direction of a sound source based on the sound signal, a sound source separating unit () for separating a sound by the sound source from the sound signal based on the sound source direction, a mask producing unit () for producing a mask value according to the reliability of the separation results, a feature extracting unit () for extracting the feature amount of the sound signal, and a voice recognizing unit () for applying the mask to the feature amount to recognize a voice from the sound signal.