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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.
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公开(公告)号:US20230128398A1
公开(公告)日:2023-04-27
申请号:US17874702
申请日:2022-07-27
Applicant: Samsung Display Co., Ltd.
Inventor: JAEHYUN LEE , SEUL-KI KIM , KAP SOO YOON , KI SU JIN , SEUNG-HA CHOI , JONGBUM CHOI
Abstract: A display device includes a pixel, a first pad electrode disposed around the pixel, a buffer layer disposed on the first pad electrode, a first insulating layer disposed on the buffer layer, and a second pad electrode disposed on the first insulating layer, the second pad electrode being electrically connected to the first pad electrode through a contact hole in the first insulating layer and the buffer layer. A first step, a second step below the first step, and a third step below the second step are defined on the first insulating layer and the buffer layer around the first pad electrode and the second pad electrode.
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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.
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