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

Claim 5:
6. The MEMS condenser microphone as described in claim 5, wherein the electrostatic clutch further comprises: a third connecting part, and two fourth connecting parts symmetrically arranged at two opposite sides of the first connecting part;
the third 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 fourth connecting parts comprises a first end and a second end, and the first end of one of the two fourth connecting parts is opposite to the first end of the other one of the two fourth connecting parts; the multiple arrays of HIN electrodes are connected to and arranged between the first ends of the two fourth connecting parts; and the second ends of the two fourth connecting parts are 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 second lever, a second supporting part, a bending slit, a second sensing moving electrode, and a second sensing static electrode; a rod body of the second lever is pivotally connected to the second supporting part through a hinge; the second lever comprises an end connected to the fourth connecting part, and another end connected to the second sensing moving electrode; the second sensing static electrode is opposite to the second sensing moving electrode; and the bending slit is located close to an end of the second lever close to the fourth connecting part.