Invention Application
- Patent Title: COLLIMATION BACKLIGHT SOURCE, DISPLAY DEVICE AND DRIVING METHOD THEREOF
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Application No.: US16643328Application Date: 2019-08-16
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Publication No.: US20210072593A1Publication Date: 2021-03-11
- Inventor: Xiandong MENG , Wei WANG , Jifeng TAN , Xianqin MENG , Xiaochuan CHEN , Jian GAO , Fangzhou WANG , Qiuyu LING
- Applicant: BOE TECHNOLOGY GROUP CO., LTD.
- Applicant Address: CN Beijing
- Assignee: BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee: BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee Address: CN Beijing
- Priority: CN201811026805.8 20180904
- International Application: PCT/CN2019/100952 WO 20190816
- Main IPC: G02F1/13357
- IPC: G02F1/13357 ; G02F1/1343 ; G02F1/1362 ; G02F1/1335
Abstract:
The present disclosure provides a collimation backlight source, a display device and a driving method thereof. The collimation backlight source includes a light guide plate, a plurality of light sources of different colors, and a light-extraction grating assembly in each light-extraction region on the surface of the light guide plate.
Public/Granted literature
- US11099425B2 Collimation backlight source, display device and driving method thereof Public/Granted day:2021-08-24
Information query
IPC分类:
