发明公开
EP1821570A1 Miniature silicon condenser microphone and method for producing same
有权
Miniatursiliciumkondensatormikrofon und Herstellungsverfahrendafür
- 专利标题： Miniature silicon condenser microphone and method for producing same
- 专利标题（中）： Miniatursiliciumkondensatormikrofon und Herstellungsverfahrendafür
-
申请号： EP07002957.4申请日： 2001-10-22
-
公开(公告)号： EP1821570A1公开(公告)日： 2007-08-22
- 发明人: Minervini, Anthony, D.
- 申请人： Knowles Electronics, LLC
- 申请人地址： 1151 Maplewood Drive Itasca, Illinois 60143 US
- 专利权人： Knowles Electronics, LLC
- 当前专利权人： Knowles Electronics, LLC
- 当前专利权人地址： 1151 Maplewood Drive Itasca, Illinois 60143 US
- 代理机构： Dunlop, Brian Kenneth Charles
- 优先权： US253543P 20001128; US886854 20010621
- 主分类号： H04R19/00
- IPC分类号： H04R19/00 ; H04R19/04 ; H05K1/18 ; H05K9/00
摘要：
A silicon condenser microphone package is disclosed. The silicon condenser microphone package comprises a transducer unit, a substrate, and a cover. The substrate includes an upper surface having a recess formed therein. The transducer unit is attached to the upper surface of the substrate and overlaps at least a portion of the recess wherein a back volume of the transducer unit is formed between the transducer unit and the substrate. The cover is placed over the transducer unit and includes an aperture.
公开/授权文献
信息查询
