发明名称 LOUDSPEAKER, ELECTRONIC APPARATUS USING SAME, AND MOBILE APPARATUS
摘要 A loudspeaker includes a frame, a magnetic circuit provided with a magnetic gap, a cone-shaped diaphragm, a voice coil, and an LED. The magnetic circuit is connected to a lower part of the frame. The diaphragm is connected to an outer periphery of the frame. A first end of the voice coil is connected to the diaphragm, and a second end thereof is inserted into the magnetic gap. The LED is provide on an upper part of the frame, and outputs light toward the center of the diaphragm. The LED is disposed such that the diaphragm reflects the light.
申请公布号 EP3051834(A4) 申请公布日期 2016.09.07
申请号 EP20140849380 申请日期 2014.09.04
申请人 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. 发明人 KURIBAYASHI, RYO;KUBO, KAZUTAKA;JIN, YOHEI;SATO, HITOSHI;MORIMOTO, HIROYUKI
分类号 H04R1/00;H04R1/02;H04R7/02;H04R7/14;H04R9/02 主分类号 H04R1/00
代理机构 代理人
主权项
地址