Presentation 2006/5/12
Voice Conversion of Body Transmitted Speech Using Extremely Small Source Signal for Laryngectomized Patients
Keigo NAKAMURA, Tomoki TODA, Hiroshi SARUWATARI, Kiyohiro SHIKANO,
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Abstract(in English) This paper aims to improve the naturalness of speech using a medical device such as an electrolarynx. We propose a novel speaking aid system for total laryngectomees using a new sound source as an alternative of the existing electrolarynx, Non-Audible Murmur (NAM) microphone, and a statistical voice conversion technique. The new sound source outputs extremely small signals which cannot be heard by people around the speaker. The artificial speech caused by the signals is recorded with NAM microphone through soft tissues of the head. The result of voice conversion shows that the body transmitted artificial speech is consistently converted to more natural voice. In addition, we show the possibility of realizing man-machine communication for total laryngectomees from the result of speech recognition.
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Keyword(in English) Laryngectomized patients / Electrolarynx / Voice conversion / NAM microphone
Paper # WIT2006-12
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Committee WIT
Conference Date 2006/5/12(1days)
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Registration To Well-being Information Technology(WIT)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Voice Conversion of Body Transmitted Speech Using Extremely Small Source Signal for Laryngectomized Patients
Sub Title (in English)
Keyword(1) Laryngectomized patients
Keyword(2) Electrolarynx
Keyword(3) Voice conversion
Keyword(4) NAM microphone
1st Author's Name Keigo NAKAMURA
1st Author's Affiliation Graduate School of Information Science, Nara Institute of Science and Technology()
2nd Author's Name Tomoki TODA
2nd Author's Affiliation Graduate School of Information Science, Nara Institute of Science and Technology
3rd Author's Name Hiroshi SARUWATARI
3rd Author's Affiliation Graduate School of Information Science, Nara Institute of Science and Technology
4th Author's Name Kiyohiro SHIKANO
4th Author's Affiliation Graduate School of Information Science, Nara Institute of Science and Technology
Date 2006/5/12
Paper # WIT2006-12
Volume (vol) vol.106
Number (no) 57
Page pp.pp.-
#Pages 6
Date of Issue