发明名称 APPARATUS FOR SUPPRESSING RADIO FREQUENCY INTERFERENCE IN A MICROPHONE ASSEMBLY WITH PREAMPLIFIER
摘要 <p>A microphone assembly comprises a housing that includes a conductive material. A preamplifier circuit is disposed within the housing, the preamplifier circuit having a signal input and a ground terminal. A microphone portion is disposed within the housing, the microphone portion having an output coupled to the signal input of the preamplifier circuit. A ribbon wire is attached to the ground terminal of the preamplifier circuit and is attached to the housing.</p>
申请公布号 EP1767051(B1) 申请公布日期 2013.03.20
申请号 EP20050764657 申请日期 2005.07.07
申请人 KNOWLES ELECTRONICS, LLC 发明人 COLLINS, JAMES, S.
分类号 H04R9/08;H04R1/04;H04R19/04;H04R25/00 主分类号 H04R9/08
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