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Breathing and swallowing during pauses in connected speech: An acoustical and physiological study

Research Project

Project/Area Number 15K02485
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Linguistics
Research InstitutionToyama Prefectural University

Principal Investigator

Kakita Kuniko  富山県立大学, 工学部, 名誉教授 (10148827)

Co-Investigator(Renkei-kenkyūsha) HIKI Shizuo  早稲田大学, 人間科学学術院, 名誉教授 (50006227)
Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2017: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2016: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2015: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywordsポーズ / 呼吸 / 嚥下 / 読み上げ発話 / 自発発話 / 吸気 / パラグラフ
Outline of Final Research Achievements

Simultaneous recordings of speech, breathing, and swallowing signals were obtained while ten native Japanese speakers produced different types of connected speech, both read and spontaneous. The results included the following new findings. Swallowing was found to be more frequent during speech production as compared to silent reading, as reported previously by other researchers. It has also been reported that swallowing is generally followed by expiration, but swallowing during connected speech was predominantly followed by inspiration. This was typical of read speech, but a considerable number of swallowing was also followed by expiration in spontaneous speech. Swallowing occurred primarily during sentence-final pauses in read speech but also during sentence-medial pauses in spontaneous speech. Swallowing tended to occur more often at topic transitions both in read speech and spontaneous speech.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (2 results)

All 2017 2015

All Presentation (2 results) (of which Int'l Joint Research: 2 results)

  • [Presentation] Characteristics of saliva swallowing in the reading of prepared texts.2017

    • Author(s)
      Kuniko Kakita and Shizuo Hiki
    • Organizer
      174th Meeting of the Acoustical Society of America
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Durational characteristics of sentence-medial and sentence-final pauses in the production of a paragraph2015

    • Author(s)
      Kuniko Kakita and Shizuo Hiki
    • Organizer
      170th Meeting of the Acoustical Society of America
    • Place of Presentation
      Jacksonville, Florida, U. S. A
    • Year and Date
      2015-11-02
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research

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Published: 2015-04-16   Modified: 2019-03-29  

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