| 摘要 |
<p>An acoustic device (500), comprising an oscillatory membrane (501) which comprises a transducing element (503) and a frame (504) adapted for accommodating the membrane (501) in an accommodation plane, wherein the membrane (501) is accommodated in the frame (504) in such a manner that a translational motion of the membrane (501) in at least one direction of the accommodation plane is made possible.</p> |
