Title:
LOUDSPEAKER AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/166373
Kind Code:
A1
Abstract:
Disclosed are a loudspeaker and an electronic device. The loudspeaker comprises a housing, a vibration system, a support and a magnetic circuit system, wherein the vibration system is arranged in a mounting space of the housing and comprises a diaphragm and a voice coil, the voice coil is provided with at least a first wire section and a second wire section which are oppositely arranged, and current directions in the first wire section and the second wire section are opposite; the support is a magnetic conductive material piece, is connected to the diaphragm and is provided with a side wall facing the voice coil, and projections of the side wall and the voice coil in a horizontal direction are at least partially overlapped; and the magnetic circuit system is arranged in the mounting space and is arranged opposite and spaced apart from the voice coil, at least some of the magnetic lines of the magnetic circuit system perpendicularly penetrate the first wire section and the second wire section in the horizontal direction, and the directions of the magnetic lines penetrating the first wire section and the second wire section are opposite. The present invention aims to provide a loudspeaker which can effectively improve sound quality and improve a high pitch effect.
Inventors:
ZHU YUEGUANG (CN)
WANG JIZONG (CN)
WANG JIZONG (CN)
Application Number:
PCT/CN2021/136223
Publication Date:
August 11, 2022
Filing Date:
December 08, 2021
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R9/02
Foreign References:
| CN214381371U | 2021-10-08 | |||
| CN214381372U | 2021-10-08 | |||
| CN107113506A | 2017-08-29 | |||
| CN201435823Y | 2010-03-31 | |||
| CN102711025A | 2012-10-03 | |||
| US20080063235A1 | 2008-03-13 | |||
| EP1377115A2 | 2004-01-02 |
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