US 11,789,301 B2
Light guide plate including mounting portion, display module and display device
Jixing Sun, Beijing (CN); Xinrui Wang, Beijing (CN); and Xiaoyang Guan, Beijing (CN)
Assigned to BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 17/44,193
Filed by BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Sep. 4, 2019, PCT No. PCT/CN2019/104279
§ 371(c)(1), (2) Date Sep. 30, 2020,
PCT Pub. No. WO2021/042279, PCT Pub. Date Mar. 11, 2021.
Prior Publication US 2023/0105683 A1, Apr. 6, 2023
Int. Cl. G02F 1/1333 (2006.01); F21V 8/00 (2006.01)
CPC G02F 1/133342 (2021.01) [G02B 6/005 (2013.01); G02B 6/0021 (2013.01); G02B 6/0063 (2013.01); G02B 6/0088 (2013.01); G02B 6/0091 (2013.01); G02F 1/133308 (2013.01); G02F 1/13332 (2021.01); G02F 1/133314 (2021.01); G02F 1/133317 (2021.01); G02F 1/133322 (2021.01)] 18 Claims
OG exemplary drawing
 
1. A light guide plate, comprising:
a light guide plate body having two light-exit surfaces that are opposite and parallel, and at least one light-incident surface that intersects the two light-exit surfaces; and
a mounting portion located on a non-light-incident side of the light guide plate body, the mounting portion and the light guide plate body being an integrated structure, and a portion of the mounting portion located on a light-exit side of each light-exit surface of the two light-exit surfaces being configured to mount an optical film group and a display panel,
wherein the light guide plate has a light-exit area directly facing a display area of the display panel, and
wherein the light guide plate further comprises a light-shielding layer disposed on an outer surface of the mounting portion located outside the light-exit area.