首页> 外国专利> A MICROELECTROMECHANICAL DEVICE, AN ARRANGEMENT OF MICROELECTROMECHANICAL DEVICES, A METHOD FOR THE PRODUCTION OF A MICROELECTROMECHANICAL DEVICE AND A METHOD FOR OPERATING A MICROELECTROMECHANICAL DEVICE

A MICROELECTROMECHANICAL DEVICE, AN ARRANGEMENT OF MICROELECTROMECHANICAL DEVICES, A METHOD FOR THE PRODUCTION OF A MICROELECTROMECHANICAL DEVICE AND A METHOD FOR OPERATING A MICROELECTROMECHANICAL DEVICE

机译:微机电设备,微机电设备的布置,微机电设备的生产方法以及微机电设备的操作方法

摘要

Aspects of a microelectromechanical device, an array of microelectromechanical devices, a method of fabricating a microelectromechanical device, and a method of operating a microelectromechanical device are discussed herein. The microelectromechanical device may include: a substrate (102); a membrane (110) mechanically coupled to the substrate (102) and including a loaded region for expanding the membrane (110) to one of two geometrically stable positions; an actuator (120) mechanically coupled to the diaphragm (110) and including a piezoelectric layer (124) over the diaphragm (110); a controller (150) configured to provide an electrical control signal in response to a digital sound input signal; wherein the actuator (120) is configured to receive the electrical control signal to apply a piezoelectric force to the diaphragm (110) via the piezoelectric layer (124) to move it to generate a sound wave.
机译:本文讨论了微机电装置,微机电装置的阵列,制造微机电装置的方法以及操作微机电装置的方法的方面。所述微机电装置可以包括:基板(102);以及基板。机械地耦合到衬底(102)的膜(110),其包括用于将膜(110)扩展到两个几何稳定位置之一的加载区域;致动器(120)机械地耦合到隔膜(110),并且包括在隔膜(110)上的压电层(124);控制器(150),其被配置为响应于数字声音输入信号而提供电控制信号;其中,致动器(120)被配置为接收电控制信号,以经由压电层(124)将压电力施加到振动膜(110),以使振动膜移动以产生声波。

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