PSY384H5 Lecture Notes - Lecture 2: International Phonetic Alphabet, Vocal Tract, Vocal Folds
Document Summary
Speech sound: transient (does not last, processed linearly. Goal of today"s class: how we transform sound. Language is communicated with complex choreographed movements of the vocal tract: gestures- speech tasks (closing lips or opening of velum, sounds can be decomposed to gestures. Acoustic recordings: not the same as the original speech signal, provides quantitative descriptions of speech, ex. Waveform (can look and measure frequency and amplitude) Broad transcription: phoneticians try to get the gist of what is recorded. Narrow transcription: focus on the detail of sounds. (more info. ) Vowel: no obstruction of airstream in vocal tract. Cheek, choose, judge, jury ( ch and j : place of articulation, articulator part of the vocal tract used to form speech sounds or gestures. Lower articulator moves up toward top articulator (attached to head) Labial- produces with tongue coronal- produced with tip of the tongue.
