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公开(公告)号：US20210043182A1
公开(公告)日：2021-02-11
申请号：US16937582
申请日：2020-07-24
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Myoung-Woon MOON , O-Chang KWON
IPC: G10K11/162
Abstract: A sound absorption device and a method of manufacturing the same are provided. The sound absorption device includes a sound absorbing panel including first elements, second elements, third elements, and fourth elements arranged in different directions, wherein a cross-section of at least one of the first through fourth elements has a distorted circular shape, a distorted polygonal shape, or a distorted elliptical shape.
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