发明名称 Silicon condenser microphone and manufacturing method
摘要 A silicon condenser microphone package is disclosed. The silicon condenser microphone package comprises a transducer unit, 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.
申请公布号 US2005018864(A1) 申请公布日期 2005.01.27
申请号 US20040921747 申请日期 2004.08.19
申请人 KNOWLES ELECTRONICS, LLC 发明人 MINERVINI ANTHONY D.
分类号 H04R1/02;B81B7/00;H04R19/01;H04R19/04;(IPC1-7):H04R25/00;H04R17/02 主分类号 H04R1/02
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