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Dispositivo de labios artificiales semiautomático para instrumentos de viento de metal con control de
Hiroaki Sonoda1, Hikari Kuriyama1, Kouki Tomiyoshi1
1Graduate School of Science and Technology, Kumamoto University, Kumamoto 860-8555, Japan.
Sensors (Basel, Switzerland)
|February 13, 2026
Resumen
Un nuevo dispositivo semiautomático permite la interpretación de instrumentos de viento de metal sin vibración labial, ofreciendo generación de sonido controlable y estabilización del tono. Este sistema de labios artificiales logra una estructura armónica e intervalos musicales comparables a la interpretación convencional.
Área de la Ciencia:
- Ingeniería Acústica
- Tecnología de Instrumentos Musicales
- Robótica en la Música
Sus antecedentes:
- La interpretación tradicional de instrumentos de viento de metal requiere una vibración precisa de los labios para la producción del sonido.
- Lograr un tono y timbre consistentes puede ser un desafío para los intérpretes, especialmente en pasajes musicales complejos.
- Los sistemas automatizados existentes a menudo carecen del control matizado para una musicalidad expresiva.
Objetivo del estudio:
- Desarrollar un dispositivo de control de labios artificiales semiautomático para instrumentos de viento de metal.
- Permitir la producción de sonido sin necesidad de que el intérprete vibre sus propios labios.
- Proporcionar generación de sonido de viento de metal controlable y estabilización del tono.
Principales métodos:
- Integración del control de posición y apertura para labios artificiales.
- Se utilizó una mesa de motor precalibrada y tracción de alambre para un movimiento preciso de los labios.
- Se incorporó retroalimentación acústica para la estabilización del tono en tiempo real.
- Se evaluó el rendimiento en un bombardino, evaluando el timbre, el rango de tono y los modos armónicos.
Principales resultados:
- El dispositivo produjo tonos con una estructura armónica comparable a la interpretación humana convencional.
- Las pruebas de rango de tono confirmaron la generación de intervalos musicales prácticos.
- Las pruebas de estabilización de tono demostraron cambios de modo armónico fiables.
- La retroalimentación acústica en tiempo real mejoró significativamente la estabilidad del tono durante la interpretación.
Conclusiones:
- El sistema propuesto ofrece un marco compacto y reproducible para la generación de sonido de viento de metal controlable.
- Proporciona una estabilización eficaz del tono sin automatizar completamente el aspecto de la interpretación humana.
- El dispositivo demuestra potencial para músicos que buscan métodos de interpretación alternativos o un control mejorado.
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