Development of a talking robot for vowels and consonant sounds

Kazufumi Nishikawa, Akihiro Imai, Takayuki Ogawara, Hideaki Takanobu, Takemi Mochida, Atsuo Takanishi

Research output: Contribution to journalArticlepeer-review


The development of talking robot WT-1R (Waseda Talker - No. 1 refined) for vowels and consonant sounds was discussed. The robot has 1-DOF(degree of freedom) lungs, 2-DOF vocal cords, 6-DOF tongue, 4-DOF lips, 1-DOF teeth, nasal cavity and 1-DPF soft palate. It produced natural and Japanese vowels (/a/, /i/, /u/, /e/, /o/) and consonant sounds (/s/, /h/, /m/, /p/) like humans.

Original languageEnglish
Pages (from-to)32-34
Number of pages3
JournalAcoustical Science and Technology
Issue number1
Publication statusPublished - 2003 Jan


  • Humanoid robot
  • Mechanical Model
  • Speech Production

ASJC Scopus subject areas

  • Acoustics and Ultrasonics


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