Title:
MULTI-FUNCTIONAL MICRO SPEAKER
Document Type and Number:
WIPO Patent Application WO/2012/005433
Kind Code:
A2
Abstract:
The present invention relates to a multi-functional micro speaker. The multi-functional micro speaker includes: a frame; a suspension including an edge fixed to the frame, a central portion higher than the edge, and a slope portion connecting the central portion to the edge and having elasticity; a yoke fixed to the upper surface of the central portion of the suspension and including a receiving recess; a weight provided to the periphery of the yoke; a permanent magnet disposed in the receiving recess of the yoke; a plate coupled to the upper surface of the permanent magnet; a vibration plate having an edge fixed to the upper portion of the frame; and a voice coil fixed to the lower surface of the vibration plate.
Inventors:
KIM KYU-DONG (KR)
HONG JIN-HYUK (KR)
HONG JIN-HYUK (KR)
Application Number:
PCT/KR2011/002565
Publication Date:
January 12, 2012
Filing Date:
April 12, 2011
Export Citation:
Assignee:
BSE CO LTD (KR)
TIANJIN BSE ELECTRONICS CO LTD (CN)
DONGGUAN BAOXING ELECTRONICS (CN)
RONGCHENG BAOXING ELECTRONIC CO LTD (CN)
KIM KYU-DONG (KR)
HONG JIN-HYUK (KR)
TIANJIN BSE ELECTRONICS CO LTD (CN)
DONGGUAN BAOXING ELECTRONICS (CN)
RONGCHENG BAOXING ELECTRONIC CO LTD (CN)
KIM KYU-DONG (KR)
HONG JIN-HYUK (KR)
International Classes:
H04R7/20; H04R9/02
Foreign References:
| KR20090049176A | 2009-05-18 | |||
| KR20060125492A | 2006-12-06 | |||
| KR20090061775A | 2009-06-17 |
Attorney, Agent or Firm:
YOON, Byung-Sam et al. (KR)
윤병삼 (KR)
윤병삼 (KR)
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Claims:
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