发明名称 Micromechanical digital loudspeaker
摘要 A digital loudspeaker comprises a substrate (10), a first stator fixed with respect to the substrate, a second stator fixed with respect to the substrate and spaced at a distance from the first stator, and a membrane between the first stator and the second stator. The membrane is displaceable between a first position in which the membrane mechanically contacts the first stator and a second position in which the membrane mechanically contacts the second stator. The first stator and the second stator are arranged to electrostatically move the membrane from a rest position spaced apart from the first position and the second position to the first position and the second position, respectively. A method for manufacturing a digital loudspeaker and a method for operating a digital loudspeaker are also disclosed.
申请公布号 EP2464142(A2) 申请公布日期 2012.06.13
申请号 EP20110192743 申请日期 2011.12.09
申请人 INFINEON TECHNOLOGIES AG 发明人 DEHE, ALFONS
分类号 H04R19/02;H04R1/00;H04R9/06;H04R17/00;H04R19/00;H04R31/00 主分类号 H04R19/02
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