| 摘要 |
<p>The present invention relates to a flat panel speaker and, more particularly, to a flat panel speaker having improved sound pressure by altering the shape of the voice coil to incorporate a pattern or a wound voice coil plate. A multilayer PCB voice coil plate that improves the sound pressure of a flat panel speaker according to the present invention is a multilayer PCB (Printed Circuit Board) voice coil plate printed in a voice coil pattern form interposed between a pair of magnetic bodies used in a flat panel speaker, wherein the voice coil plate is printed on a PCB in the form of a multilayer pattern track-type voice coil, and the voice coil is formed with a plurality of through-holes in the PCB regions in which the pattern is not formed.</p> |
