US 12,035,562 B2
Display panel and display device including display panel
Joongeol Lee, Yongin-si (KR); Kyeongsu Ko, Yongin-si (KR); Sanggab Kim, Yongin-si (KR); and Shinil Choi, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Oct. 19, 2022, as Appl. No. 18/048,017.
Application 18/048,017 is a continuation of application No. 17/229,223, filed on Apr. 13, 2021, granted, now 11,502,273.
Application 17/229,223 is a continuation of application No. 16/440,668, filed on Jun. 13, 2019, granted, now 10,978,672, issued on Apr. 13, 2021.
Claims priority of application No. 10-2018-0076085 (KR), filed on Jun. 29, 2018.
Prior Publication US 2023/0059042 A1, Feb. 23, 2023
Int. Cl. H10K 50/844 (2023.01); H10K 59/12 (2023.01); H10K 77/10 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 59/12 (2023.02); H10K 77/10 (2023.02)] 19 Claims
OG exemplary drawing
 
1. A display panel, comprising:
a substrate having an opening;
a plurality of light-emitting diodes on the substrate, the plurality of light-emitting diodes arranged in a display area surrounding the opening, the plurality of light-emitting diodes comprising a first light-emitting diode including a first electrode, a second electrode, and an intermediate layer between the first electrode and the second electrode;
a multilayer film comprising:
a first layer; and
a second layer on the first layer,
wherein the multilayer film comprises a first groove between the opening of the substrate and the display area, a part of the second layer includes a tip extending in a width direction such that the first groove has an undercut structure,
an inorganic insulating layer under the first groove of the multilayer film; and
an encapsulation layer on the light-emitting diode and the first groove, the encapsulation layer comprising a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer.