公开(公告)号：US20230337461A1

公开(公告)日：2023-10-19

申请号：US18340743

申请日：2023-06-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jihwang LEE ,  Jaehyun KIM ,  Youngseo CHOI ,  Seungwoo SEO ,  Soyeon JEONG ,  Sungchul KIM

IPC: H10K59/65 ,  H10K50/844 ,  H10K59/122 ,  H10K59/40

CPC classification number: H10K50/844 ,  H10K59/122 ,  H10K59/40 ,  H10K59/65 ,  H01L27/14678

Abstract: In 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 includes: 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.