US 12,007,812 B2
Flexible display panel and flexible display device
Jialiang Tang, Wuhan (CN)
Assigned to WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Wuhan (CN)
Appl. No. 17/280,828
Filed by WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., Wuhan (CN)
PCT Filed Dec. 30, 2020, PCT No. PCT/CN2020/141755
§ 371(c)(1), (2) Date Mar. 26, 2021,
PCT Pub. No. WO2022/141281, PCT Pub. Date Jul. 7, 2022.
Claims priority of application No. 202011590572.1 (CN), filed on Dec. 29, 2020.
Prior Publication US 2023/0157131 A1, May 18, 2023
Int. Cl. G06F 1/16 (2006.01); H04M 1/02 (2006.01); H10K 59/80 (2023.01); H10K 77/10 (2023.01); H10K 102/00 (2023.01)
CPC G06F 1/1652 (2013.01) [H04M 1/0268 (2013.01); H10K 59/80 (2023.02); H10K 77/111 (2023.02); H10K 2102/311 (2023.02)] 9 Claims
OG exemplary drawing
 
1. A flexible display device, comprising a middle frame module and a flexible display panel, wherein the flexible display panel comprises:
a flexible display screen comprising a first bending region and a second bending region positioned on two opposite sides of the first bending region, wherein the second bending region is positioned at an edge of the flexible display screen; and
a support disposed on a backside of the flexible display screen and connected to the flexible display screen, wherein the support comprises a first folding portion corresponding to the first bending region and a hollowed-out structure corresponding to the second bending region;
wherein the middle frame module is positioned on a backside of the flexible display panel and is connected to the flexible display panel, the middle frame module comprises a folding region corresponding to the first bending region, a portion of the flexible display screen positioned in the second bending region is bent to the backside of the flexible display screen to form a first curved portion, the first curved portion comprises a first horizontal plane that faces towards the middle frame module and is at an end edge of the first curved portion, the middle frame module further comprises a second curved portion corresponding to the first curved portion, a curved surface of the second curved portion is matched with a curved surface of the first curved portion, and the second curved portion comprises a second horizontal plane that is at an end edge of the second curved portion and attached to the first horizontal plane.