| abstract |
It is difficult to generate mutual interference between channels under a multi-channel configuration, and is flexible, lightweight, and easy to wind and unfold in high-quality and wide-range sound. The screen integrated speaker of this invention is equipped with the screen S mainly having a fiber structure, and the excitation machine EX attached to the back surface of this screen S. As shown in FIG. Very suitably, the excitation plate EP can be interposed between the excitation machine EX and the screen S. FIG. |