Title:
VOICE QUALITY CONVERSION DEVICE, METHOD THEREFOR, VOWEL INFORMATION GENERATING DEVICE, AND VOICE QUALITY CONVERSION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2011/151956
Kind Code:
A1
Abstract:
Disclosed is a voice quality conversion device provided with: a vocal track and sound source separating unit (101) which separates an inputted audio into vocal track information and sound source information; an oral aperture calculating unit (102) which calculates the oral aperture from the vocal track information of a vowel; a target vowel database storing unit (103) which stores information for each vowel containing information pertaining to the type of vowel, the oral aperture, and the vocal track information of a target speaker; an oral aperture matching degree calculating unit (104) which calculates the matching degree between the calculated oral aperture and the oral aperture contained in the information for each vowel stored in the target vowel database storing unit (103); a target vowel selection unit (105) which selects the information of a vowel from among the information for each vowel stored within the target vowel database storing unit (103) on the basis of the matching degree; a vowel modification unit (106) which modifies the vocal track information of the vowel contained in the input audio by using the vocal track information contained in the selected information for the vowel; and a synthesizing unit (108) which synthesizes an audio by using the vocal track information of the input audio after the vocal track information of the vowel was modified and by using the sound source information.
Inventors:
HIROSE, Yoshifumi (())
廣瀬 良文 (())
廣瀬 良文 (())
Application Number:
JP2011/001541
Publication Date:
December 08, 2011
Filing Date:
March 16, 2011
Export Citation:
Assignee:
PANASONIC CORPORATION (1006, Oaza Kadoma Kadoma-sh, Osaka 01, 〒5718501, JP)
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
HIROSE, Yoshifumi (())
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
HIROSE, Yoshifumi (())
International Classes:
G10L21/04; G10L11/00
Attorney, Agent or Firm:
NII, Hiromori (6F Tanaka Ito Pia Shin-Osaka Bldg.,3-10, Nishi Nakajima 5-chome, Yodogawa-ku, Osaka-cit, Osaka 11, 〒5320011, JP)
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Claims:
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