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Guías de onda comprimidas como marco para estudiar resonancias acústicas similares a las vocales
A Eliraki1, F Vixege1, X Pelorson1
1Université Grenoble Alpes, Centre National de la Recherche Scientifique, Grenoble Institut National Polytechnique, Laboratoire des Écoulements Géophysiques et Industriels, Grenoble, France.
The Journal of the Acoustical Society of America
|January 13, 2026
Resumen
Este estudio presenta un modelo de tracto vocal de guía de onda comprimida (SWVT) para analizar la acústica del tracto vocal. El marco vincula las funciones de área suave y las resonancias acústicas, lo que permite un mejor estudio de los sonidos similares a las vocales.
Área de la Ciencia:
- Acústica
- Bioacústica
- Ciencia del Habla
Sus antecedentes:
- Los estudios tradicionales del tracto vocal utilizan datos limitados y estáticos.
- Las funciones de área discontinua dificultan el análisis dinámico del tracto vocal.
Objetivo del estudio:
- Introducir un marco teórico de tracto vocal de guía de onda comprimida (SWVT).
- Analizar la relación entre las resonancias acústicas y las funciones de área suave.
- Investigar configuraciones del tracto vocal similares a las vocales con constricciones.
Principales métodos:
- Desarrollado un marco teórico SWVT.
- Establecida la relevancia de siete parámetros SWVT (posiciones de constricción, grados, extensiones, longitud de la guía de onda).
- Realizados experimentos con guías de onda moldeadas rígidas, estáticas y deformables.
Principales resultados:
- Validado el marco SWVT a través de análisis teóricos y experimentos.
- Demostrada la relación entre los parámetros SWVT y las resonancias acústicas hasta 4-5 kHz.
- La guía de onda moldeada permite el estudio de grados completos de constricción.
Conclusiones:
- El marco SWVT modela eficazmente la acústica del tracto vocal.
- Proporciona una base para estudiar la relación aero-acústico-geometría en configuraciones dinámicas.
- Permite un análisis más preciso de la producción del habla y la generación de sonido.
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