Title:
LIGHT GUIDE PLATE AND BACKLIGHT MODULE
Document Type and Number:
WIPO Patent Application WO/2023/115276
Kind Code:
A1
Abstract:
A light guide plate and a backlight module, comprising: a light incident surface (11); a first lateral surface (12), the first lateral surface (12) being arranged opposite the light incident surface (11); a light emergent surface (13), the light emergent surface (13) being connected to the light incident surface (11) and the first lateral surface (12); a base surface (14), the base surface (14) being arranged opposite the light emergent surface (13), and the base surface (14) being connected to the light incident surface (13) and the first lateral surface (12); a second lateral surface (15), the second lateral surface (15) being connected to the light incident surface (11), the first lateral surface (12), the base surface (14) and the light emergent surface (13); a third lateral surface (16), the third lateral surface (16) being arranged opposite the second lateral surface (15), and the third lateral surface (16) being connected to the light incident surface (11), the first lateral surface (12), the base surface (14) and the light emergent surface (13); the direction from the center point of the light incident surface (11) facing the center point of the first lateral surface (12) is a first direction, and the direction from the center point of the second lateral surface (15) facing the center point of the third lateral surface (16) is a second direction; the base surface (14) has a plurality of strip-shaped concave structures (141) extending in a first direction and arranged at intervals in the second direction, and at least one convex structure (142) protruding outwards from the base surface is provided between adjacent concave structures (141).
Inventors:
DONG WEI (CN)
ZHAO SHIJUN (CN)
WANG JUN (CN)
ZHAO SHIJUN (CN)
WANG JUN (CN)
Application Number:
PCT/CN2021/139771
Publication Date:
June 29, 2023
Filing Date:
December 20, 2021
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
BOE OPTICAL SCIENCE & TECHNOLOGY CO LTD (CN)
BOE OPTICAL SCIENCE & TECHNOLOGY CO LTD (CN)
International Classes:
G02B6/00; F21V8/00; G02B5/02; G02F1/13357
Foreign References:
| CN103424801A | 2013-12-04 | |||
| JP2006261064A | 2006-09-28 | |||
| CN101329423A | 2008-12-24 | |||
| CN205317976U | 2016-06-15 | |||
| CN210199347U | 2020-03-27 | |||
| CN105589125A | 2016-05-18 | |||
| CN211293332U | 2020-08-18 | |||
| TW201740143A | 2017-11-16 | |||
| US20100097825A1 | 2010-04-22 | |||
| US20140204611A1 | 2014-07-24 |
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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