US 12,133,441 B2
Display panel including peripheral protrusion tip and display apparatus including corner protrusion tip
Junhyeong Park, Yongin-si (KR); Kyungmin Kim, Yongin-si (KR); and Jiyeon Seo, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Mar. 10, 2022, as Appl. No. 17/691,757.
Claims priority of application No. 10-2021-0086709 (KR), filed on Jul. 1, 2021.
Prior Publication US 2023/0006174 A1, Jan. 5, 2023
Int. Cl. H10K 59/40 (2023.01); G06F 3/044 (2006.01); H10K 50/844 (2023.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01); H10K 59/38 (2023.01)
CPC H10K 59/40 (2023.02) [G06F 3/0445 (2019.05); H10K 50/844 (2023.02); H10K 50/865 (2023.02); H10K 59/12 (2023.02); H10K 59/38 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display panel comprising:
a substrate including a central area and a peripheral area, the peripheral area including a first peripheral area and a second peripheral area, the first peripheral area being outside the central area, the second peripheral area being outside the first peripheral area;
an insulating layer arranged on the substrate, the insulating layer including a first hole and a second hole, the first hole overlapping the first peripheral area, the second hole overlapping the second peripheral area;
an inorganic layer arranged on the insulating layer, the inorganic layer comprising a peripheral inorganic pattern that comprises a peripheral protrusion tip protruding toward a center of at least one of the first hole or the second hole;
a display element layer arranged on the insulating layer, the display element layer comprising a central display element overlapping the central area, the central display element comprising a first electrode, an emission layer, and a second electrode that are sequentially stacked;
an encapsulation layer arranged on the display element layer, the encapsulation layer comprising an organic encapsulation layer; and
a protection layer arranged on the encapsulation layer, the protection layer comprising an organic protection layer,
wherein the organic encapsulation layer comprises an organic encapsulation pattern filling the first hole, and
wherein the organic protection layer comprises a peripheral protection pattern filling the second hole.