Lecture_6_Vowels_1

Lecture_6_Vowels_1 - TSL 3378 American English Vowels...

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TSL 3378 American English Vowels
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2 Introduction Vowels are speech sounds that are produced without any significant blockage or airflow through the vocal tract Vowels are highly sonorous and usually serve as syllabic nuclei Vowels are always voiced in English Two main articulators: tongue body and lips
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3 Vowel Articulation Of the two main articulators, the tongue body plays the primary role in English The tongue body moves within the oral cavity, changing the size and shape of the oral cavity Different cavity shapes = different perceived vowel quality – properties of a vowel that are related to a particular set of acoustic characteristics, namely particular characteristic frequencies at which the vocal tract resonates
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4 Vowel Articulation The positions of the vocal organs for the vowels in the words 1 heed , 2 hid , 3 head , 5 father , 6 good , 7 food . The lip positions for vowels 2, 3, and 4 are in between those shown for 1 and 5. The lip position for vowel 6 is between those shown for 1 and 7.
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5 Vowel Articulation The tongue body moves within a continuous space with no distinct landmarks Tongue Body moves in two dimensions Front to Back (Tongue Advancement,
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Lecture_6_Vowels_1 - TSL 3378 American English Vowels...

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