US 11,778,853 B2
Display panel comprising an encapsulation layer, display device, and manufacturing methods thereof
Ying Liu, Beijing (CN); Ming Mao, Beijing (CN); and Yuhang Peng, Beijing (CN)
Assigned to Chengdu BOE Optoelectronics Technology Co., Ltd., Chengdu (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Filed by Chengdu BOE Optoelectronics Technology Co., Ltd., Chengdu (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Filed on Apr. 21, 2022, as Appl. No. 17/660,200.
Application 17/660,200 is a continuation of application No. 16/605,202, granted, now 11,342,532, previously published as PCT/CN2019/081285, filed on Apr. 3, 2019.
Claims priority of application No. 201811295601.4 (CN), filed on Nov. 1, 2018.
Prior Publication US 2022/0246885 A1, Aug. 4, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H10K 50/844 (2023.01); H10K 50/80 (2023.01); H10K 59/40 (2023.01); H10K 71/00 (2023.01); H10K 77/10 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 50/868 (2023.02); H10K 59/40 (2023.02); H10K 71/00 (2023.02); H10K 77/111 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display panel, comprising:
a flexible substrate having a display area and a non-display area;
a dam structure, located in the non-display area and disposed around the display area;
a plurality of grooves disposed on the non-display area between the display area and the dam structure, wherein each groove of the plurality of grooves is spaced apart from each adjacent groove of the plurality of grooves, and the plurality of grooves includes one or more second grooves;
an organic encapsulation layer covering the display area, at least a portion of the non-display area, and the one or more grooves; and
a flat layer disposed on the flexible substrate, the flat layer covering at least the display area, wherein the one or more second grooves are located in a region between the edge of the flat layer and the dam structure.