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Title:
BACKLIGHT SOURCE, AND MANUFACTURING METHOD, USE AND DISPLAY DEVICE THEREOF
Document Type and Number:
WIPO Patent Application WO/2017/206515
Kind Code:
A1
Abstract:
A backlight source (1) and a display device thereof comprise an LED light source (10) emitting visible light, a light guide plate (2) and an infrared quantum dot (20). The LED light source (10) is provided at a light entering side of the light guide plate (2). The infrared quantum dot (20) is provided on at least one surface of the light guide plate (2), and emits infrared light after being excited by a part of the visible light emitted from the LED light source (10). The other part of the visible light emitted from the LED light source (10) and the infrared light both exit uniformly via a light exiting surface (26) of the light guide plate (2). A manufacturing method and use of the backlight source (1) having the infrared quantum dot are further disclosed.

Inventors:
DONG, Ruijun (No.9 Dize Rd, BDA, Beijing 6, 100176, CN)
CHEN, Dong (No.9 Dize Rd, BDA, Beijing 6, 100176, CN)
SUN, Haiwei (No.9 Dize Rd, BDA, Beijing 6, 100176, CN)
WANG, Chenru (No.9 Dize Rd, BDA, Beijing 6, 100176, CN)
WU, Jianjie (No.9 Dize Rd, BDA, Beijing 6, 100176, CN)
CHEN, Lili (No.9 Dize Rd, BDA, Beijing 6, 100176, CN)
Application Number:
CN2017/070634
Publication Date:
December 07, 2017
Filing Date:
January 09, 2017
Export Citation:
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Assignee:
BOE TECHNOLOGY GROUP CO., LTD. (No.10 Jiuxianqiao Rd, Chaoyang District, Beijing 5, 100015, CN)
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. (No.8 Xihuanzhonglu, BDA, Beijing 6, 100176, CN)
International Classes:
G02F1/13357; F21V9/16; G06K9/00
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (Suite 4-1105, No. 87 West 3rd Ring North Rd, Haidian District Beijing 9, 100089, CN)
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