公开(公告)号：US20240324304A1

公开(公告)日：2024-09-26

申请号：US18504162

申请日：2023-11-08

Applicant: Samsung Display Co., Ltd.

Inventor： Youngrok Kim ,  Woojin Cho ,  Joonhwa Bae ,  Sukyeong Shin ,  Heesung Yang

IPC: H10K59/122 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1201

Abstract: A display apparatus includes an organic insulating layer located on a substrate, and including a first opening, a second opening, and a third opening, a first pixel electrode and a second pixel electrode located on the organic insulating layer and respectively disposed in the first opening and the second opening, a pixel-defining film located on the organic insulating layer and protruding toward the third opening beyond the organic insulating layer, a first intermediate layer and a second intermediate layer respectively located on the first pixel electrode and the second pixel electrode, and a counter electrode located on the first intermediate layer and the second intermediate layer.

公开(公告)号：US12063817B2

公开(公告)日：2024-08-13

申请号：US17406579

申请日：2021-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Seungrae Kim ,  Hyun Kim ,  Shoyeon Kim ,  Seulki Kim ,  Youngrok Kim ,  Kwangsoo Lee ,  Jaehyun Lee ,  Hyunsoo Lee ,  Kisu Jin

IPC: H01L27/32 ,  H01L51/56 ,  H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1213 ,  H10K59/124 ,  H10K59/131 ,  H10K71/00 ,  H10K59/1201

Abstract: A display apparatus includes a substrate including a display area and a peripheral area; a thin-film transistor disposed on the substrate and including a semiconductor layer; a conductive layer disposed between the substrate and the semiconductor layer and including a pad electrode disposed in the peripheral area; a first insulating layer disposed between the conductive layer and the semiconductor layer and including a first opening exposing at least a part of an upper surface of the pad electrode; and a second insulating layer disposed on the thin-film transistor and including a second opening coinciding with the first opening, wherein an opening area of the second opening of the second insulating layer is greater than an opening area of the first opening of the first insulating layer.

公开(公告)号：US20240107837A1

公开(公告)日：2024-03-28

申请号：US18473099

申请日：2023-09-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghyun Choung ,  Youngrok Kim ,  Kyusoon Park

IPC: H10K59/131 ,  H10K59/12

CPC classification number: H10K59/131 ,  H10K59/1201

Abstract: A display apparatus includes: a substrate; a transistor on the substrate, the transistor including a semiconductor layer and a gate electrode overlapping the semiconductor layer; an auxiliary wiring on the substrate and including a first sub-layer and a second sub-layer on the first sub-layer, the second sub-layer having a tip protruding from a point at where a bottom surface of the second sub-layer meets a lateral surface of the first sub-layer; an insulating layer on the transistor and having an opening overlapping the auxiliary wiring; and a light-emitting diode including a first electrode, a second electrode, and an intermediate layer, the first electrode being on the insulating layer and electrically connected to the transistor, the second electrode facing the first electrode, and the intermediate layer being between the first electrode and the second electrode. The second electrode directly contacting the lateral surface of the first sub-layer.