The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 18, 2022
Filed:
Jul. 09, 2019
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Ajou University Industry-academic Cooperation Foundation, Suwon-si, KR;
Jin Ho Hwang, Seoul, KR;
Dae Ig Jung, Suwon-si, KR;
Min Ho Cho, Suwon-si, KR;
Seung Hyeok Chang, Suwon-si, KR;
Jin Woo Lee, Suwon-si, KR;
Jong Kyeom Lee, Suwon-si, KR;
Min Ho Kim, Suwon-si, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Ajou University Industry-Academic Cooperation Foundation, Suwon-si, KR;
Abstract
Disclosed herein is a device for reducing noise using a sound meta-material. The device for reducing noise includes a sound-absorbing layer configured to absorb noise generated from a sound source, a buffer layer configured to buffer an impact, and a meta-material panel layer disposed between the sound-absorbing layer and the buffer layer. The meta-material panel layer is configured with a unit cell formed by stacking one or more block cells, and one or more unit cells are disposed on a plane of the meta-material panel layer.