Micro Speaker
AssigneeAAC Technologies Pte. Ltd.
InventorYang Zhang
Life of this patent
Estimating the term…
Abstract
A micro speaker is disclosed. The micro speaker includes a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome and a suspension surrounding the conductive dome, the conductive dome including a plurality of units being isolated from each other; a conductive front cover located adjacent to and keeping a distance from the conductive dome, the conductive front cover including a plurality of units being isolated from each other; and a plurality of capacitors formed by the units of conductive front cover and the units of the conductive dome for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm.
Claims5
A micro speaker, comprising:
- a diaphragm and a voice coil for driving the diaphragm, the diaphragm including a conductive dome and a suspension surrounding the conductive dome, the conductive dome including a plurality of units being isolated from each other;
- a conductive front cover located adjacent to and keeping a distance from the conductive dome, the conductive front cover including a plurality of units being isolated from each other, the units of the conductive front cover being corresponding to the units of the conductive dome;
- a plurality of capacitors formed by the units of conductive front cover and the units of the conductive dome for outputting electrical signals according to vibrations of the diaphragm and for detecting real-time replacement of the diaphragm.
Dependencies are inferred from the claim text.