Metadata
Author: patents-wipo
Data
English[en]
Disclosed are a sound absorbing sheet having a micro resonant structure and capable of improving sound absorption performance up to the low frequency band by means of the micro resonance principle, a method for manufacturing same, and a sound absorption type soundproof panel using same.
French[fr]
L'invention concerne une feuille d'absorption acoustique ayant une structure microrésonante et pouvant améliorer une performance d'absorption acoustique jusqu'à la bande de basses fréquences au moyen du principe de microrésonance, son procédé de fabrication, et un panneau insonore de type à absorption acoustique l'utilisant.
Korean[ko]
미세공명구조를 포함하여 마이크로 공명원리에 의해 저주파수대역까지 흡음 성능을 향상시킬 수 있는 흡음시트, 그 제조 방법 및 이를 이용한 흡음형 방음패널에 대하여 개시한다.