发明名称 Electronic device and electro-acoustic transducer thereof
摘要 The invention provides an electronic device and an electro-acoustic transducer thereof. The electronic device includes a main body and an electro-acoustic transducer carried by the main body. The electro-acoustic transducer includes a first electret diaphragm, a second electret diaphragm and a plate. The first electret diaphragm generates vibrations according to a first electrical signal and the second electret diaphragm generates vibrations according to a second electrical signal. The plate includes a plurality of holes formed thereon and is disposed between the first electret diaphragm and the second electret diaphragm. Additionally, the electronic device further includes a decorative layer formed on the first or the second electret diaphragm.
申请公布号 EP2378791(A1) 申请公布日期 2011.10.19
申请号 EP20110172249 申请日期 2009.07.28
申请人 HTC CORPORATION 发明人 CHENG, YI-TSUNG;LEE, FANG-CHING
分类号 H04R19/01;H04R19/08 主分类号 H04R19/01
代理机构 代理人
主权项
地址