US 12,274,010 B2
Flexible support plate and flexible display device
Shaoru Li, Beijing (CN); Rui Wang, Beijing (CN); Jian Guo, Beijing (CN); and Jonguk Kwak, Beijing (CN)
Assigned to CHONGQING BOE DISPLAY TECHNOLOGY CO., LTD., Chongoing (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 17/916,136
Filed by Chongqing BOE Display Technology Co., Ltd., Chongqing (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Nov. 15, 2021, PCT No. PCT/CN2021/130533
§ 371(c)(1), (2) Date Sep. 30, 2022,
PCT Pub. No. WO2022/127463, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. 202011478466.4 (CN), filed on Dec. 15, 2020.
Prior Publication US 2023/0111654 A1, Apr. 13, 2023
Int. Cl. G09F 9/30 (2006.01); H05K 5/02 (2006.01)
CPC H05K 5/02 (2013.01) 20 Claims
OG exemplary drawing
 
1. A flexible support plate, comprising:
an opening area and at least one solid area arranged on at least one side of the opening area; wherein the opening area comprises a middle area and a transition area, both the middle area and the transition area are provided with a plurality of through holes, the transition area is arranged between the middle area and the solid area, and a width of the transition area decreases as a distance to the middle area increases;
wherein the transition area comprises a plurality of first transition sub-areas and a plurality of second transition sub-areas, and wherein a density of through holes in the middle area is equal to or greater than a density of through holes in the plurality of first transition sub-areas, and a density of through holes in the second transition sub-areas is smaller than the density of through holes in the plurality of first transition sub-areas.