Introduction to Speech Production

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Introduction toSpeech Production

• Lecture 1

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Phonetics and Phonology

• Phonetics The physical manifestation of language
  in sound waves.
• How sounds are articulated
• How sounds are perceived
• Phonology The mental representation of sounds.
• Example

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Phonetics and Phonology
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Human Anatomy
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Human Anatomy
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Sounds Categorization

• Manner of articulation
• closure made by the articulators and the degree
  of the obstruction of the air stream by those
  articulators.
• Place of articulation
• Position of the articulators e-g tongue, lips
  etc.
• Status of glottis
• Voicing vocal cords are vibrating
• Voiceless vocal cords do not vibrate

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Sound Categorization

• A good link to understand manner and place of
  articulation (only sounds in American English).
• http//www.uiowa.edu/acadtech/phonetics/english/f
  rameset.html

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Phonology

• Language dependent subject
• Few phonological rules
• Examples
• Other topics might involve
• Script to phonemic conversion
• Stress analysis
• Syllabification
• Intonation

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Applications

• Formants modeling
• Consonant identification
• Vowel identification
• Klatt Synthesizer
• Searching in multimedia databases
• Encoding and Speech transmission
• Speech recognition
• Speaker identification