Title:
LOUDSPEAKER ASSEMBLY AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/154359
Kind Code:
A1
Abstract:
Provided are a loudspeaker assembly and an electronic device. The loudspeaker assembly comprises: a housing having an internal cavity; a loudspeaker unit internally installed in the internal cavity, the loudspeaker unit comprising a loudspeaker diaphragm; and a separator arranged in the internal cavity, the internal cavity being divided by the separator and the loudspeaker unit into a first cavity and a second cavity, wherein the housing is provided with an open hole for communication between the first cavity and the outside of the housing, and the loudspeaker diaphragm is located in the first cavity; and the separator is provided with a balance hole in communication with the first cavity, and the second cavity is in communication with the first cavity through the balance hole.
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| JPS61179112 | SPEAKER APPARATUS FOR SEAT |
Inventors:
CAI QIONG (CN)
LI JUNWEN (CN)
LI JUNWEN (CN)
Application Number:
PCT/CN2019/074565
Publication Date:
August 15, 2019
Filing Date:
February 02, 2019
Export Citation:
Assignee:
VIVO MOBILE COMMUNICATION CO LTD (CN)
International Classes:
H04R1/02
Foreign References:
| CN108391188A | 2018-08-10 | |||
| CN204906708U | 2015-12-23 | |||
| CN105592389A | 2016-05-18 | |||
| CN205622852U | 2016-10-05 | |||
| US20040071309A1 | 2004-04-15 |
Other References:
See also references of EP 3751864A4
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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