US 12,238,960 B2
Display panel having grooves and electronic device including the same
Wonwoo Choi, Hwaseong-si (KR); Sooyoun Kim, Siheung-si (KR); Junghan Seo, Hwaseong-si (KR); Wooyong Sung, Seoul (KR); Seoyeon Lee, Namyangju-si (KR); Hyoungsub Lee, Yongin-si (KR); Moonwon Chang, Yongin-si (KR); and Seunggun Chae, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Jul. 28, 2023, as Appl. No. 18/227,346.
Application 18/227,346 is a continuation of application No. 17/351,430, filed on Jun. 18, 2021, granted, now 11,844,232.
Application 17/351,430 is a continuation of application No. 16/516,437, filed on Jul. 19, 2019, granted, now 11,050,041, issued on Jun. 29, 2021.
Claims priority of application No. 10-2018-0133241 (KR), filed on Nov. 2, 2018.
Prior Publication US 2023/0380211 A1, Nov. 23, 2023
Int. Cl. H10K 50/844 (2023.01); H10K 59/122 (2023.01); H10K 59/124 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 59/122 (2023.02); H10K 59/124 (2023.02)] 14 Claims
OG exemplary drawing
 
1. An electronic device including a display area, a hole area surrounded by the display area, and a hole peripheral area disposed between the display area and the hole area
comprising:
a transistor disposed in the display area;
a light emitting element including a first electrode connected to the transistor, a light emitting layer, a second electrode, and a charge control layer disposed between the first electrode and the second electrode;
an encapsulation layer including a first encapsulation inorganic layer covering the light emitting element, a second encapsulation inorganic layer, and an encapsulation organic layer disposed between the first encapsulation inorganic layer and the second encapsulation inorganic layer;
a first groove disposed in the hole peripheral area;
a dam portion disposed between the first groove and the hole area; and
a second groove disposed between the dam portion and the hole area,
wherein the encapsulation organic layer is disposed in an inside of the first groove and spaced apart from the second groove.