Title:
ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/012507
Kind Code:
A1
Abstract:
The present application provides an electronic device, comprising: a battery; a main board, the battery being connected to the main board, and the main board being provided with a first controller; and a housing, the battery and the main board being mounted in an inner cavity of the housing, and the housing comprising a rear cover, wherein the rear cover comprises an electrochromic layer, the electrochromic layer being connected to the main board; and the first controller is used to control the powering on of the electrochromic layer, and the color displayed by the electrochromic layer when powered on is different from the color displayed when not powered on. The rear cover can change the color displayed by the electrochromic layer by controlling the power-on/power-off state of the electrochromic layer, and then change the color displayed by the rear cover, without the need to change a decorative film, achieving the advantage of convenient operation. The effect displayed by the rear cover during use is not fixed, and the user can adjust the color displayed by the rear cover according to his/her own requirements (adjusting by changing the power-on/power-off state of the electrochromic layer), so that the personalized requirements of the user can be satisfied, and the user experience with respect to the electronic device and the rear cover thereof is improved.
Inventors:
HE YISONG (CN)
LI WEISI (CN)
XU FENG (CN)
WU GUOPING (CN)
XIE BIN (CN)
XU JIANGUO (CN)
LI WEISI (CN)
XU FENG (CN)
WU GUOPING (CN)
XIE BIN (CN)
XU JIANGUO (CN)
Application Number:
PCT/CN2021/105945
Publication Date:
January 20, 2022
Filing Date:
July 13, 2021
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G02F1/153
Foreign References:
| CN109613780A | 2019-04-12 | |||
| CN110133933A | 2019-08-16 | |||
| CN110768318A | 2020-02-07 | |||
| CN110535211A | 2019-12-03 | |||
| US9743357B2 | 2017-08-22 | |||
| CN202010693088A | 2020-07-17 |
Other References:
See also references of EP 4170419A4
Attorney, Agent or Firm:
UNI-INTEL PATENT AND TRADEMARK LAW FIRM (CN)
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