IPro, PLLC
Miniature speaker includes a flexible circuit board located below a diaphragm
The present disclosure provides a miniature speaker, including a frame, and a vibrating unit and a magnetic unit which are fixedly connected with the frame; the vibrating unit includes a voice diaphragm, a voice coil located below the voice diaphragm and configured to drive the voice diaphragm to vibrate, and an elastic supporting member located below the voice coil and configured to elastically support the voice coil; the elastic supporting member includes a diaphragm and a flexible circuit board fixedly connected below the diaphragm; the diaphragm includes a first connecting portion fixedly connected with the frame, a second connecting portion fixedly connected with the voice diaphragm and a suspension connecting the first connecting portion with the second connecting portion; the suspension is an upward protruded structure protruding toward the voice diaphragm, and the voice coil transmits an electric signal to an external circuit through the flexible circuit board.
AAC TECHNOLOGIES PTE. LTD.
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Wei
Li