The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 05, 2015
Filed:
May. 10, 2012
Joong Hak Kwon, Gyeongsangbuk-do, KR;
Cheon Myeong Kim, Gyeongsangnam-do, KR;
Ji Hoon Kim, Gyeongsangnam-do, KR;
Kyu Dong Choi, Gyeongsangnam-do, KR;
Joong Hak Kwon, Gyeongsangbuk-do, KR;
Cheon Myeong Kim, Gyeongsangnam-do, KR;
Ji Hoon Kim, Gyeongsangnam-do, KR;
Kyu Dong Choi, Gyeongsangnam-do, KR;
Em-Tech. Co., Ltd., Busan, KR;
Abstract
The present invention relates to a high-output microspeaker, and more particularly, to a high-output microspeaker which includes a damper for preventing lateral vibrations of a diaphragm. The present invention discloses a high-output microspeaker, comprising: a frame; a protector; a yoke assembly coupled to the frame and including a magnet; a diaphragm provided in the frame and producing vibration; a voice coil coupled to the diaphragm and vibrating the diaphragm; a terminal provided on one side of the frame and providing an electrical connection between the lead wire of the voice coil and an external terminal; and a damper formed of an FPCB that includes an inner portion to which a center diaphragm, a side diaphragm and the voice coil are attached, an outer portion to which the side diaphragm is attached and which is in contact with the frame and the protector, a support portion functioning to connect the voice coil, the outer portion and the inner portion and including a land portion to which the lead-in wire of the coil is soldered or welded, and a connecting portion extending outward from the outer portion and providing an electrical connection between the terminal provided on the frame and the outer portion.