Title:
PLATE-TYPE SPEAKER COMPRISING VIBRATION PLATE INTEGRALLY FORMED WITH VOICE FILM
Document Type and Number:
WIPO Patent Application WO/2014/137010
Kind Code:
A1
Abstract:
The present invention relates to a plate-type speaker, and more specifically, to a plate-type speaker in which a printed circuit board (PCB) or a flexible printed circuit board (FPCB) serves as a vibration plate. The plate-type speaker comprising the vibration plate integrally formed with a PCB voice film, according to the present invention, comprises: one magnet; a magnetic body comprising yoke plates provided on the upper and lower surfaces of the magnet and magnetized so as to have different polarities; and the FPCB or the PCB on which a voice coil is printed as a pattern in the shape of a track, wherein the FPCB or the PCB is positioned above the magnetic body, and wherein the magnet is arranged on the inside of the track pattern of the voice coil so as to form a magnetic circuit so that the FPCB or the PCB functions as the vibration plate, thereby enabling an ultra-slim plate-type speaker.
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Inventors:
KIM DONG-MAN (KR)
Application Number:
PCT/KR2013/001870
Publication Date:
September 12, 2014
Filing Date:
March 07, 2013
Export Citation:
Assignee:
EXELWAY INC (KR)
International Classes:
H04R9/04; H04R7/02
Foreign References:
JP2001309486A | 2001-11-02 | |||
JP2005102166A | 2005-04-14 | |||
KR100547357B1 | 2006-01-26 | |||
JP2004364247A | 2004-12-24 | |||
JP2009055602A | 2009-03-12 |
Attorney, Agent or Firm:
PARK, Yang-Ho (KR)
박양호 (KR)
박양호 (KR)
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