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1. (WO2018196132) LOUDSPEAKER MODULE AND ELECTRONIC DEVICE

Pub. No.:    WO/2018/196132    International Application No.:    PCT/CN2017/089140
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Wed Jun 21 01:59:59 CEST 2017
IPC: H04R 9/06
H04R 9/02
Applicants: GOERTEK. INC
歌尔股份有限公司
Inventors: ZHAO, Guodong
赵国栋
PING, Kang
平康
WANG, Guofu
王国福
YANG, Xinfeng
杨鑫峰
Title: LOUDSPEAKER MODULE AND ELECTRONIC DEVICE
Abstract:
Provided are a loudspeaker module and an electronic device. The loudspeaker module comprises a module housing (100) and a loudspeaker unit (200), wherein the loudspeaker unit (200) is accommodated in the module housing (100), and a vibrating diaphragm (231) of the loudspeaker unit (200) divides an inner cavity of the module housing (100) into a rear sound cavity and a front sound cavity provided with sound outlet holes; the loudspeaker unit (200) is provided with two or more sound-leakage holes, and the two or more sound-leakage holes are in communication with the rear sound cavity; and the rear sound cavity comprises two or more chambers, and each of the chambers is in communication with part of the sound-leakage holes.