US 11,754,880 B1
Backlight module and display device
Hao Liu, Shenzhen (CN); and Haoxuan Zheng, Shenzhen (CN)
Assigned to HKC CORPORATION LIMITED, Shenzhen (CN)
Filed by HKC CORPORATION LIMITED, Shenzhen (CN)
Filed on Dec. 28, 2022, as Appl. No. 18/89,594.
Claims priority of application No. 202210489725.6 (CN), filed on May 6, 2022.
Int. Cl. G02F 1/00 (2006.01); G02F 1/13357 (2006.01); G02F 1/1335 (2006.01)
CPC G02F 1/133611 (2013.01) [G02F 1/133603 (2013.01); G02F 1/133608 (2013.01); G02F 1/133612 (2021.01)] 20 Claims
OG exemplary drawing
 
20. A backlight module, comprising:
a back plate;
an optical film, spaced apart from the back plate; and
a plurality of light boards, spliced with each other and disposed between the back plate and the optical film, wherein a splicing seam is defined between adjacent light boards;
wherein each of the plurality of light boards comprises a first surface and a second surface, and the first surface and the second surface are connected to each other and disposed close to the optical film;
a plurality of columns of first light-emitting elements are disposed on the first surface, and the first light-emitting elements per column are arranged along an extending direction of the splicing seam;
the second surface is disposed a side of the first surface close to the splicing seam and inclines towards the splicing seam relative to the first surface; and
at least two columns of second light-emitting elements are disposed on the second surface, and the second light-emitting elements per column are arranged along the extending direction of the splicing seam.