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公开(公告)号:US08553911B2
公开(公告)日:2013-10-08
申请号:US13665935
申请日:2012-11-01
Applicant: United Microelectronics Corporation
Inventor: Li-Che Chen
IPC: H04R7/02
CPC classification number: B81B3/0078 , B81B2201/0257 , B81B2203/0127 , H04R7/06 , H04R19/005 , H04R19/04
Abstract: A diaphragm of an MEMS electroacoustic transducer including a first axis-symmetrical pattern layer is provided. Because the layout of the first axis-symmetrical pattern layer can match the pattern of the sound wave, the vibration uniformity of the diaphragm can be improved.
Abstract translation: 提供了包括第一轴对称图案层的MEMS电声换能器的隔膜。 由于第一轴对称图案层的布局可以匹配声波的图案,所以可以提高隔膜的振动均匀性。