Patent ID: 11950054
Assignee: AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 4:
5. The MEMS condenser microphone as described in claim 1, wherein the electrostatic clutch further comprises: a first connecting part, and two second connecting parts symmetrically arranged at two opposite sides of the first connecting part;
the first connecting part comprises an end connected to the connecting rod, and another end connected to the multiple arrays of biased electrodes;
each of the two second connecting parts comprises an end connected to respective arrays of the multiple arrays of HIN electrodes, and another end connected to the capacitive sensing structure;
the multiple arrays of HIN electrodes and the multiple arrays of biased electrodes are arranged in a comb-like configuration, and the multiple arrays of HIN electrodes and the multiple arrays of biased electrodes are spatially separated and cross each other; and
the capacitive sensing structure comprises a first lever, a first supporting part, a first sensing moving electrode, and a first sensing static electrode; a rod body of the first lever is pivotally connected to the first supporting part through a hinge; the first lever comprises an end connected to the second connecting part, and another end connected to the first sensing moving electrode; and the first sensing static electrode is opposite to the first sensing moving electrode.