Title:
BACKLIGHT MODULE AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/184906
Kind Code:
A1
Abstract:
A backlight module and a display device. The backlight module comprises a light source layer (1), a light-guiding layer (2), and a dot-pattern layer (4). The light source layer (1) is provided with a plurality of light-emitting units (11). A plurality of reflective prism units (3) are provided at one side of the light-guiding layer (2) away from the light source layer (1). The plurality of reflective prism units (3) are arranged at positions corresponding one-to-one to positions of the plurality of light-emitting units (11). The reflective prism unit (3) is configured to reflect light rays emitted by the light-emitting unit (11) to the light-guiding layer (2), such that the reflected light rays are totally reflected within the light-guiding layer (2). The dot-pattern layer (4) is provided with an optical structure for extraction of light from the light-guiding layer (2).
Inventors:
MENG XIANDONG (CN)
WANG WEI (CN)
TAN JIFENG (CN)
CHEN XIAOCHUAN (CN)
GAO JIAN (CN)
MENG XIANQIN (CN)
WANG WEI (CN)
TAN JIFENG (CN)
CHEN XIAOCHUAN (CN)
GAO JIAN (CN)
MENG XIANQIN (CN)
Application Number:
PCT/CN2019/079664
Publication Date:
October 03, 2019
Filing Date:
March 26, 2019
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
International Classes:
G02F1/1335
Foreign References:
CN107505769A | 2017-12-22 | |||
CN108287438A | 2018-07-17 | |||
US6989873B2 | 2006-01-24 | |||
KR20110097302A | 2011-08-31 |
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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