Title:
DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/092668
Kind Code:
A1
Abstract:
A display device (100), comprising a quantum dot composite film (10), a liquid crystal display panel (20), and a backlight module (30), wherein the quantum dot composite film (10) comprises a quantum dot film layer (11), and a light emergent surface of the quantum dot film layer (11) is provided with a plurality of first prism structures (12). The first prism structures (12) are used to reduce the angle at which light is emitted from the quantum dot film layer (11), thereby improving the front-view brightness of the display device (100), and alleviating or preventing the problem of light leakage of the display device (100) in a large-viewing-angle dark state.
Inventors:
SUN CHENGXIAO (CN)
ZHOU MIAO (CN)
CHEN LIXUAN (CN)
CHEN ZHENXIA (CN)
LAN SONG (CN)
ZHOU MIAO (CN)
CHEN LIXUAN (CN)
CHEN ZHENXIA (CN)
LAN SONG (CN)
Application Number:
PCT/CN2021/136633
Publication Date:
June 01, 2023
Filing Date:
December 09, 2021
Export Citation:
Assignee:
SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD (CN)
International Classes:
G02F1/13357; G02F1/1335
Foreign References:
| CN109739051A | 2019-05-10 | |||
| CN203413546U | 2014-01-29 | |||
| JP2007218984A | 2007-08-30 | |||
| CN109445011A | 2019-03-08 | |||
| CN111458930A | 2020-07-28 | |||
| CN113296312A | 2021-08-24 | |||
| CN209514115U | 2019-10-18 | |||
| US20160291239A1 | 2016-10-06 |
Attorney, Agent or Firm:
PURPLEVINE INTELLECTUAL PROPERTY (SHENZHEN) CO., LTD. (CN)
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