Title:
TERMINAL PROTECTION SHELL AND AUDIO PLAYING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/169719
Kind Code:
A1
Abstract:
Disclosed are a terminal protection shell and an audio playing system. The audio playing system comprises the terminal protection shell and a terminal mounted in the terminal protection shell. The terminal protection shell is provided with a piezoelectric loudspeaker, wherein the piezoelectric loudspeaker can make a sound under the control of the terminal, and therefore, the piezoelectric loudspeaker and a horn of the terminal can make a sound together, such that the audio playing system has a relatively high loudspeaker volume.
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Inventors:
LUO JUNQING (CN)
SU JIE (CN)
YU LIGANG (CN)
LIU FANFAN (CN)
CHANG JING (CN)
LI SHIZHE (CN)
CHEN SENJUN (CN)
SU JIE (CN)
YU LIGANG (CN)
LIU FANFAN (CN)
CHANG JING (CN)
LI SHIZHE (CN)
CHEN SENJUN (CN)
Application Number:
PCT/CN2021/074057
Publication Date:
September 02, 2021
Filing Date:
January 28, 2021
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04R1/02; H04R9/06; H04R17/00
Foreign References:
| CN110049415A | 2019-07-23 | |||
| CN210093444U | 2020-02-18 | |||
| CN103974174A | 2014-08-06 | |||
| US20160234585A1 | 2016-08-11 | |||
| CN202010130959A | 2020-02-28 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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