公开(公告)号：US20240373693A1

公开(公告)日：2024-11-07

申请号：US18431907

申请日：2024-02-02

Applicant: Samsung Display Co., LTD.

Inventor： JAEHYUN LEE ,  KIWON PARK ,  YEEUN KANG ,  SEUNGRAE KIM ,  JONGBUM CHOI

IPC: H10K59/131 ,  G09G3/32 ,  H10K59/121

Abstract: A pixel includes a first transistor including a first terminal configured to receive a driving voltage, a second terminal connected to a light-emitting diode, and a gate terminal connected to a node, a second transistor including a first terminal configured to receive a data voltage, a second terminal connected to the node, and a gate terminal configured to receive a scan signal, a third transistor including a first terminal configured to receive an initialization voltage, a second terminal connected to the light-emitting diode, and a gate terminal configured to receive a sensing signal, and a fourth transistor including a first terminal configured to receive a scan clock signal, a second terminal connected to the gate terminal of the second transistor, and a gate terminal configured to receive a voltage of a Q node.

公开(公告)号：US20240016002A1

公开(公告)日：2024-01-11

申请号：US18317963

申请日：2023-05-16

Applicant: Samsung Display Co., Ltd.

Inventor： HYUN KIM ,  SEUL-KI KIM ,  SEUNG-HA CHOI ,  KAP SOO YOON ,  WOOGEUN LEE ,  YEEUN KANG ,  JUNG KYOUNG CHO

IPC: H10K59/121 ,  H10K59/122 ,  H10K59/80

CPC classification number: H10K59/1213 ,  H10K59/122 ,  H10K59/80521 ,  H10K59/80515

Abstract: A display device includes a base substrate, a circuit layer including a transistor including a gate electrode, an auxiliary conductive layer, a first insulating layer disposed on the transistor and the auxiliary conductive layer, and a second insulating layer disposed on the first insulating layer, and a display element layer including a pixel defining layer disposed on the circuit layer and a light-emitting element including a first electrode, a functional layer, and a second electrode, which are sequentially stacked.

公开(公告)号：US20240334757A1

公开(公告)日：2024-10-03

申请号：US18620850

申请日：2024-03-28

Applicant: Samsung Display Co., LTD.

Inventor： JONGBUM CHOI ,  YEEUN KANG ,  SEUL-KI KIM ,  SEUNGRAE KIM ,  WOOGEUN LEE ,  JAEHYUN LEE

IPC: H10K59/124 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/124 ,  H10K59/1201 ,  H10K71/861

Abstract: A display device includes: a substrate including a pixel area and an array test area spaced apart from the pixel area; a gate electrode on the substrate, overlapping the pixel area, and defining a first opening; a passivation layer on the gate electrode and defining a second opening overlapping the first opening; a via insulating layer on the passivation layer and defining a third opening overlapping the second opening; a first electrode on the passivation layer and overlapping a portion of the pixel area; and an insulating layer filling the first opening.