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The spectrograms above illustrate differences in f2

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Unformatted text preview: d following the consonantal closure, indicating a difference in tongue body position for the two classes of consonants. ore-In=--b wo A 4320 ~ B 4000 ~ 3960 ~ C 3600 ~ 2400 ~ 3600 ~ 3240 ~ 3000 ~ 2880 ~ 1200 ~ 2720 0~ 2520 ~ 2200 2160 ~ 2000 ~ 1800 ~ 0 0.1 0.2 0.3 0.4 1830 Time (Seconds) 1320 1440 ~ 1080 ~ 960 1000 ~ 720 ~ 360 ~ 270 1 As In Bee 0.015 Sec. 360 e As In Rate 720 540 � As In Yet 540 a G As In As In Ask Jaw (Eastern) 720 360 o As In Go 600 270 u As In Tooth Perception of Stop Bursts Showing frequency-position (A) of the schematic stops; (B) of the vowel-formats; and (C) one of the schematic syllables. 4320 T 3960 3400 Frequency 3240 2880 2520 2160 K 1800 P P 1440 1080 720 360 P i e � a G o Map of the areas in which the judgment p, t, or k predominates. u '_Concept of Formant "Locus" Synthetic Lep t o- (cOA&Vt second-formant ConC spectrograms showing "\ocWt s transitions that produce the voiced stops before various vowels. 24001 o b1 boa bo ba b� be A' b bec be 61 z 2400 Frequency in CPS - 4 0 _ 600 0a 3000oo 0 M/ > b t 3000 2400 1200] 1800 60 1200 bG bo bu bu dd 800 a 3000r200 z 2400 600 0J W 1800 1200 \4w m N '0' N- h _ di de de 0 do da . do du -O3 Se _ 600 2400 0 800- N%~ _ di d� de da do dG du g r200 14I N· 3000 -. A ~ '. - * 0.3 sec 2400 1800 Figure 5.1 1200 Synthetic spectrograms showing second-formant transitions that produce the voiced stops before various 600 vowels. 0 g� g1 ge ga go gu gG 300 A . I 0 1tx.L I _J~~~- B L - z* )024C I. , : 0. 0 1.:'I-, ----- Con ; 1 W== Isee C>. t80 Z Stimulus patterns (shown schematically) and identifications with and without a silent - 8440 z D 12C interval between the second-formant locus and the onset of the transition. - i~~~~~~ § (B)I~ ' 60 3000 (A) 0$ O' Frequency in CPS 0 2400 1800 1200 600 0 0.1 o0. } o3 o } fe. ,coep Silent 'Interval 0. 720 o.z o0.3 F2 2520 CPS 2400 b 2280 Figure 5.4 2100 2040 Stimulus patterns (shown schematically) and identifications with and without a silent interval between the 1920 second-formant locus and the onset of the transition. (A) Second-formant transitions that originate at the d 1900 d together with the first formant with which eachd as paired. (B) w locus and go to various steady-state levels, 1660 16...
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This document was uploaded on 03/19/2014 for the course EECS 6.541J at MIT.

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