Apparatus for amplifying sound waves
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorsJe Yeon Kim, Hae Jun Jeong, Yoon Geun Cho, Seung Hyun Lee
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Abstract
An apparatus of amplifying sound waves may include a metamaterial structure having a metamaterial inside thereof, an inlet through which air flows into the metamaterial structure, and a penetration portion formed to penetrate a portion of one side of the metamaterial structure, a membrane member coupled to the penetration portion, and a resonance member surrounding the membrane member and coupled to the metamaterial structure and including a space inside thereof and a discharge port fluidically communicating with an outside thereof and the internal space.
Claims15
An apparatus of amplifying sound waves, the apparatus comprising:
- a metamaterial structure including a metamaterial inside thereof, an inlet through which air flows into the metamaterial structure, and a penetration portion formed to penetrate a portion of the metamaterial structure;
- a membrane member coupled to the penetration portion;
- and
- a resonance member surrounding the membrane member and coupled to the metamaterial structure, wherein the resonance member includes an internal space inside thereof and a discharge port fluidically communicating with an outside of the resonance member and the internal space.
Dependencies are inferred from the claim text.