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Samenvatting lezen van geluid

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Samenvatting normale spraak- en taalontwikkeling deel spraak

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LEZEN VAN GELUID
1 Fonatie................................................................................................................................. 2

1.1 Glottale cyclus............................................................................................................... 2

1.1.1 Wat is de glottale cyclus?........................................................................................2

1.1.2 Frequentie van de glottale cyclus............................................................................3

1.1.3 Intonantie en toonhoogte.........................................................................................3

1.2 toonhoogte en registers.................................................................................................4

2 Geluidsgolven in spraak.......................................................................................................5

2.1 wat zijn geluidsgolven?..................................................................................................5

2.2 Soorten spraaksignalen.................................................................................................5

2.3 Hoe geluid lezen?.......................................................................................................... 6

2.3.1 Via een oscillogram.................................................................................................6

2.3.2 Via een spectrum....................................................................................................6

2.3.3 Via spectrogram......................................................................................................7

3 Resonantie........................................................................................................................... 8

3.1 Spectrale analayse........................................................................................................ 8

3.1.1 Doffe e (schwa).......................................................................................................8

3.1.2 Andere klinkers.....................................................................................................10

3.2 Klinkerdriehoek (Vowel space)....................................................................................11

4 Nasalen.............................................................................................................................. 11

5 Stemloze obstruenten........................................................................................................12




Pagina | 1

, 1 FONATIE

 Fonatie: het proces waarbij luchtstroom in kleine pulsen wordt omgezet dr het openen en
sluiten vd stembanden
- Geen fonatie: bij in- en uitademen
- Wel fonatie: tijdens spraak/zang, wnr luchtstroom luchtdukvariaties veroorzaakt 
gebeurt door het openen en sluiten van de stembanden.




 Hoe verloopt dit proces precies?

1.1 GLOTTALE CYCLUS

1.1.1 WAT IS DE GLOTTALE CYCLUS?

 Tijdens stemgeving proberen de stembandsluitende spieren de stembanden voortdurend
in de adductiestand te houden.
 De ademhalingsspieren persen lucht tegen de stembanden, die naar sluiting neigen.
 Dit resulteert in een snelle opeenvolging van openingen en sluitingen.
 Mechanisme van de glottale cyclus
- Gebeurt door de aerodynamische theorie
1. Wet van Bernoulli:
 Een luchtstroom veroorzaakt een zuigend effect op omliggende structuren
 Wnr lucht nr buiten wordt geperst, openen de stembanden
 De luchtstroom trekt de stembanden daarna weer terug nr de middenlijn
 Dit proces herhaalt zich cyclus
2. De stembanden zelf veroorzaken niet actief iedere opening en sluiting  proces is
grotendeels aerodynamisch


Pagina | 2

Table of contents

  1. 01 1 Fonatie 2
    1. 1.1 Glottale cyclus 2
    2. 1.2 toonhoogte en registers 4
  2. 02 2 Geluidsgolven in spraak 5
    1. 2.1 wat zijn geluidsgolven? 5
    2. 2.2 Soorten spraaksignalen 5
    3. 2.3 Hoe geluid lezen? 6
  3. 03 3 Resonantie 8
    1. 3.1 Spectrale analayse 8
    2. 3.2 Klinkerdriehoek (Vowel space) 11
  4. 04 4 Nasalen 11
  5. 05 5 Stemloze obstruenten 12

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December 16, 2024
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