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发明名称
TRANSDUCER WITH RESONANT CAVITY
摘要
<p>A transducer such as a microphone or a micro-electrical-mechanical-system (MEMS) microphone comprises a back chamber which is dimensioned as a resonance cavity so as to effectively emit or receive ultrasound.</p>
申请公布号
WO2011001405(A1)
申请公布日期
2011.01.06
申请号
WO2010IB53023
申请日期
2010.07.01
申请人
NXP B.V.;GOOSSENS, MARTIJN;DIKRSEN, PETER;LANGEREIS, GEERT
发明人
GOOSSENS, MARTIJN;DIKRSEN, PETER;LANGEREIS, GEERT
分类号
H04R1/28;G01S15/04;H04R19/00
主分类号
H04R1/28
代理机构
代理人
主权项
地址
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