Presentation 2004/6/4
A Realtime Clarification Filter of a Dysphonic Speech and Its Evaluation by Listening Experiments
Hideyuki Sawada, Norio Takeuchi, Akihiro Hisada,
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Abstract(in English) Although almost all the animals have voices, only human beings are able to employ speech to make verbal communication. The vocal sound is produced by the relevant operations of the vocal organs such as a lung, trachea, vocal cords, vocal tract, tongue and muscles. If any part of the vocal organs is injured or disabled, we may be involved in the impediment in the vocalization and, in case of the worst, we may lose our voices. The paper presents a digital filtering algorithm which clarifies dysphonic speech with the speaker's individuality preserved. The study deals with the clarification of esophageal speech and the speech of patients with cerebral palsy, and the filtering ability is being evaluated by listening experiments.
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Keyword(in English) Speech clarification / Esophageal speech / Cerebral palsy / Comb filter / Digital Signal Processor
Paper # HCS2004-4
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Committee HCS
Conference Date 2004/6/4(1days)
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Paper Information
Registration To Human Communication Science (HCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Realtime Clarification Filter of a Dysphonic Speech and Its Evaluation by Listening Experiments
Sub Title (in English)
Keyword(1) Speech clarification
Keyword(2) Esophageal speech
Keyword(3) Cerebral palsy
Keyword(4) Comb filter
Keyword(5) Digital Signal Processor
1st Author's Name Hideyuki Sawada
1st Author's Affiliation Faculty of Engineering, Kagawa University()
2nd Author's Name Norio Takeuchi
2nd Author's Affiliation Faculty of Engineering, Kagawa University
3rd Author's Name Akihiro Hisada
3rd Author's Affiliation Faculty of Engineering, Kagawa University
Date 2004/6/4
Paper # HCS2004-4
Volume (vol) vol.104
Number (no) 109
Page pp.pp.-
#Pages 6
Date of Issue