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Registered PIEZOELECTRIC MICROSPEAKER USING MICROELECTROMECHANICAL SYSTEMS AND METHOD OF MANUFACTURING THE SAME

MEMS를 이용한 압전 소자 마이크로 스피커 및 그 제조 방법
이미지 확대
Inventors
Sang Kyun Lee, Hye Jin Kim, Jaewoo Lee, Lee Sung Q, Kang-Ho Park, Kim Jongdae
Application No.
12240138 (2008.09.29)
Publication No.
20090146527 (2009.06.11)
Registration No.
7812505 (2010.10.12)
Country
UNITED STATES
Project Code
07MB2600, Components/Module technology for Ubiquitous Terminals, Kim Jongdae
Abstract
A piezoelectric microspeaker using microelectromechanical systems (MEMS) and a method of manufacturing the same are provided. The piezoelectric microspeaker includes a piezoelectric layer disposed on an elastic thin layer, and a resonance change unit patterned on one of a bottom surface of the elastic thin layer and a top surface of the piezoelectric layer.
KSP Keywords
Bottom surface, Micro-electro-mechanical system(MEMS), piezoelectric layer, thin layer
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Status Patent Country KIPRIS
Registered M E M S 를 이용한 압전 소자 마이크로 스피커 및 그 제조 방법 KOREA KIPRIS