US 11,690,246 B2
Display panel and display apparatus including component and transmission areas
Jihwang Lee, Yongin-si (KR); Jaehyun Kim, Yongin-si (KR); Youngseo Choi, Yongin-si (KR); Seungwoo Seo, Yongin-si (KR); Soyeon Jeong, Yongin-si (KR); and Sungchul Kim, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Apr. 30, 2021, as Appl. No. 17/246,396.
Claims priority of application No. 10-2020-0101408 (KR), filed on Aug. 12, 2020.
Prior Publication US 2022/0052291 A1, Feb. 17, 2022
Int. Cl. H01L 51/52 (2006.01); H01L 27/14 (2006.01); H01L 27/32 (2006.01); H10K 50/844 (2023.01); H10K 59/40 (2023.01); H10K 59/65 (2023.01); H10K 59/122 (2023.01); H01L 27/146 (2006.01); H10K 50/818 (2023.01); H10K 50/856 (2023.01); H10K 59/35 (2023.01); H10K 59/121 (2023.01); H10K 102/00 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 59/122 (2023.02); H10K 59/40 (2023.02); H10K 59/65 (2023.02); G09G 2300/0408 (2013.01); G09G 2300/0804 (2013.01); H01L 27/14678 (2013.01); H10K 50/818 (2023.02); H10K 50/856 (2023.02); H10K 59/1216 (2023.02); H10K 59/35 (2023.02); H10K 2102/00 (2023.02)] 26 Claims
OG exemplary drawing
 
1. A display panel including a main display area, a component area including a transmission area, and a peripheral area outside the main display area, the display panel comprising:
a substrate;
an inorganic insulating layer over the substrate and including a first hole corresponding to the transmission area;
a planarization layer over the inorganic insulating layer;
a pixel definition layer over the planarization layer and having a thickness of 1.3 μm to 2 μm; and
a thin film encapsulation layer over the pixel definition layer,
wherein an angle between a side surface of the pixel definition layer and an upper surface of the planarization layer is 30 degrees to 40 degrees.