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Making a vocal tract closure longer and shorter

Löfqvist, Anders LU (2004) p.169-174
Abstract
This study examined lip and tongue kinematics in stop and fricative consonants of different

durations. Native speakers of Japanese served as subjects. An analysis of the lower lip closing

movement indicated that it differed for the long and short labial consonants. In particular, the

lower lip reached its highest vertical position later during the closure for the long than for the

short consonants, and its deceleration was modified to keep it in contact with the upper lip for a

longer time. Thus, both the magnitude and timing of the lower lip movement were changed to

control closure duration. For the lingual consonants, the magnitude of the tongue movement

during the closure... (More)
This study examined lip and tongue kinematics in stop and fricative consonants of different

durations. Native speakers of Japanese served as subjects. An analysis of the lower lip closing

movement indicated that it differed for the long and short labial consonants. In particular, the

lower lip reached its highest vertical position later during the closure for the long than for the

short consonants, and its deceleration was modified to keep it in contact with the upper lip for a

longer time. Thus, both the magnitude and timing of the lower lip movement were changed to

control closure duration. For the lingual consonants, the magnitude of the tongue movement

during the closure was larger for the long than for the short consonants. However, the speakers

reduced the average speed of the tongue during the closure for the long consonant This allowed

the tongue to maintain contact with the palate to produce the vocal tract closure. (Less)
Please use this url to cite or link to this publication:
author
publishing date
type
Chapter in Book/Report/Conference proceeding
publication status
published
subject
host publication
From Sound to Sense: Fifty+ Years of Discoveries in Speech Communication
editor
Slifka, J. ; Manuel, S. and Matthies, M.
pages
6 pages
publisher
Massachusetts Institute of Technology
language
English
LU publication?
no
id
db85544f-43d2-43ec-8cc2-7c834067c002 (old id 1128979)
alternative location
http://www.rle.mit.edu/soundtosense/conference/pdfs/fulltext/Saturday%20Posters/SB-Lofqvist-STS.pdf
date added to LUP
2016-04-04 12:16:59
date last changed
2018-11-21 21:10:03
@inproceedings{db85544f-43d2-43ec-8cc2-7c834067c002,
  abstract     = {{This study examined lip and tongue kinematics in stop and fricative consonants of different<br/><br>
durations. Native speakers of Japanese served as subjects. An analysis of the lower lip closing<br/><br>
movement indicated that it differed for the long and short labial consonants. In particular, the<br/><br>
lower lip reached its highest vertical position later during the closure for the long than for the<br/><br>
short consonants, and its deceleration was modified to keep it in contact with the upper lip for a<br/><br>
longer time. Thus, both the magnitude and timing of the lower lip movement were changed to<br/><br>
control closure duration. For the lingual consonants, the magnitude of the tongue movement<br/><br>
during the closure was larger for the long than for the short consonants. However, the speakers<br/><br>
reduced the average speed of the tongue during the closure for the long consonant This allowed<br/><br>
the tongue to maintain contact with the palate to produce the vocal tract closure.}},
  author       = {{Löfqvist, Anders}},
  booktitle    = {{From Sound to Sense: Fifty+ Years of Discoveries in Speech Communication}},
  editor       = {{Slifka, J. and Manuel, S. and Matthies, M.}},
  language     = {{eng}},
  pages        = {{169--174}},
  publisher    = {{Massachusetts Institute of Technology}},
  title        = {{Making a vocal tract closure longer and shorter}},
  url          = {{http://www.rle.mit.edu/soundtosense/conference/pdfs/fulltext/Saturday%20Posters/SB-Lofqvist-STS.pdf}},
  year         = {{2004}},
}