Title:
LOUDSPEAKER MODULE AND ELECTRONIC APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/019325
Kind Code:
A1
Abstract:
A loudspeaker module and an electronic apparatus. The module comprises a module housing and a sound production device; an accommodating cavity and multiple resonant cavities are provided in the module housing; the sound production device is provided in the accommodating cavity; the accommodating cavity is separated into a front acoustic cavity (18) and a rear acoustic cavity (19) by the sound production device; the front acoustic cavity (18) is communicated with an external space by means of a sound outlet; the multiple resonant cavities are isolated from each other, and each resonant cavity is communicated with the front acoustic cavity (18) of the module housing by means of respective communication channels. The multiple resonant cavities connected in parallel can improve the sound production effect of the loudspeaker module.
Inventors:
GAO YUAN (CN)
LI ZHENJUN (CN)
CHEN GANG (CN)
LI ZHENJUN (CN)
CHEN GANG (CN)
Application Number:
PCT/CN2017/102762
Publication Date:
January 31, 2019
Filing Date:
September 21, 2017
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R9/06; H04R9/02
Foreign References:
| CN207124749U | 2018-03-20 | |||
| CN104754454A | 2015-07-01 | |||
| CN204993827U | 2016-01-20 | |||
| CN206100383U | 2017-04-12 | |||
| CN104754441A | 2015-07-01 | |||
| CN204616050U | 2015-09-02 | |||
| US20110116670A1 | 2011-05-19 | |||
| US5373565A | 1994-12-13 |
Attorney, Agent or Firm:
BEYOND TALENT PATENT AGENT FIRM (CN)
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