US 12,284,865 B2
Display panel and method of manufacturing the same
Hyungjun Park, Yongin-si (KR); Minjeong Kim, Yongin-si (KR); Junyong An, Yongin-si (KR); and Nuree Um, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Mar. 21, 2022, as Appl. No. 17/655,758.
Claims priority of application No. 10-2021-0038281 (KR), filed on Mar. 24, 2021.
Prior Publication US 2022/0310972 A1, Sep. 29, 2022
Int. Cl. H10K 71/00 (2023.01); H10K 50/844 (2023.01); H10K 59/40 (2023.01); H10K 59/65 (2023.01); G06F 3/044 (2006.01); H10K 59/12 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 59/40 (2023.02); H10K 59/65 (2023.02); H10K 71/00 (2023.02); G06F 3/044 (2013.01); H10K 59/1201 (2023.02)] 10 Claims
OG exemplary drawing
 
1. A display panel, wherein the display panel comprises:
a substrate including a transmission area, a display area surrounding the transmission area, and an intermediate area between the transmission area and the display area;
a light emitting device in the display area; and
a groove in the intermediate area and including a first opening of a metal layer including a first metal sublayer, a second metal sublayer, and a third metal sublayer are sequentially stacked and a second opening of an inorganic layer covering the metal layer,
wherein the first opening includes a first sub-opening of the first metal sublayer, a second sub-opening of the second metal sublayer, and a third sub-opening of the third metal sublayer, which overlap each other, and
an inner surface of the second metal sublayer includes a concave portion recessed in a direction farther away from a center of the first opening than an inner surface of the first metal sublayer and an inner surface of the third metal sublayer.