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1. (WO2017177545) LOUDSPEAKER MODULE

Pub. No.:    WO/2017/177545    International Application No.:    PCT/CN2016/086527
Publication Date: Fri Oct 20 01:59:59 CEST 2017 International Filing Date: Wed Jun 22 01:59:59 CEST 2016
IPC: H04R 1/20
Applicants: SHANGHAI AMPHENOL AIRWAVE COMMUNICATION ELECTRONICS CO., LTD
上海安费诺永亿通讯电子有限公司
Inventors: LIANG, Guohua
梁国华
LI, Lizhong
李立忠
Title: LOUDSPEAKER MODULE
Abstract:
The present invention provides a loudspeaker module, comprising a first loudspeaker and a first loudspeaker rear-cavity part. The first loudspeaker is connected in a receiver circuit or a loudspeaker circuit. The first loudspeaker rear-cavity part has a first front cavity and a first rear cavity that are isolated from each other, or the first loudspeaker rear-cavity part matches an external part and/or the first loudspeaker to form a first front cavity and a first rear cavity that are isolated from each other. The first front cavity is provided with a sound outlet for the first loudspeaker to radiate a sound; the first rear cavity is a closed cavity structure having at least one window part which makes the first rear cavity to be in an open state, a closed state, or a semi-open and semi-closed state. By means of the present invention, a loudspeaker can replace a receiver on the premise of implementing its own function, thereby implementing the output function similar to that of a receiver.