公开(公告)号：US20230411561A1

公开(公告)日：2023-12-21

申请号：US18118486

申请日：2023-03-07

Applicant: Samsung Display Co., LTD.

Inventor： Ki Su JIN ,  Jae Hyun LEE ,  Seul Ki KIM ,  Min Sik JUNG ,  Seung Ha CHOI ,  Jong Bum CHOI

IPC: H01L33/38 ,  H01L33/62 ,  H01L33/00

CPC classification number: H01L33/382 ,  H01L33/62 ,  H01L33/005 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display device includes a first base part, a semiconductor layer including a first semiconductor part disposed on the first base part and a second semiconductor part adjacent to a first side of the first semiconductor part in a first direction, a gate insulating layer disposed on the semiconductor layer and including a first gate insulating layer and a second gate insulating layer spaced apart from each other, and a gate conductive layer including a gate electrode disposed on the first gate insulating layer and overlapping the first semiconductor part and a first connecting electrode overlapping the second gate insulating layer and the second semiconductor part. The first connecting electrode includes a protrusion, the second gate insulating layer includes a recess, and the protrusion of the first connecting electrode overlaps the recess of the second gate insulating layer.

公开(公告)号：US20230062993A1

公开(公告)日：2023-03-02

申请号：US17872948

申请日：2022-07-25

Applicant: Samsung Display Co., LTD.

Inventor： Seul Ki KIM ,  Kwang Soo LEE ,  Jae Hyun LEE ,  Seung Ha CHOI ,  Jong Bum CHOI

IPC: H01L33/38 ,  H01L33/62 ,  H01L33/00

Abstract: A display device includes: a substrate; a first conductive layer on the substrate and including a first pattern; a first insulating layer on the first conductive layer; a semiconductor layer on the first insulating layer and including an active pattern; a second insulating layer on the semiconductor layer; and a second conductive layer on the second insulating layer, wherein the second conductive layer includes a first electrode partially in contact with the active pattern, the first electrode is in contact with the first pattern through a first contact hole, the first contact hole penetrates the first insulating layer and includes a first hole defined by a sidewall of the first insulating layer, and a second hole defined by a sidewall of the active pattern and a sidewall of the second insulating layer, and a width of the second hole is greater than a width of the first hole.

公开(公告)号：US20240414956A1

公开(公告)日：2024-12-12

申请号：US18398197

申请日：2023-12-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Hyun LEE ,  Seung Ha CHOI ,  Ye Eun KANG ,  Jong Bum CHOI ,  Seung Rae KIM ,  Woo Geun LEE

IPC: H10K59/123 ,  G09G3/32

Abstract: A display device includes a first pixel and a second pixel. The first pixel and the second pixel each includes a first transistor, a portion of a via layer disposed on the first transistor, and a portion of a first metal layer disposed on the via layer. The first pixel and the second pixel further include a first pixel electrode and a second pixel electrode disposed in the first metal layer, and a first end of the first pixel electrode faces the second pixel electrode and is positioned at a height lower than the second pixel electrode.

公开(公告)号：US20230053184A1

公开(公告)日：2023-02-16

申请号：US17831387

申请日：2022-06-02

Applicant: Samsung Display Co., Ltd.

Inventor： Seul Ki KIM ,  Kap Soo YOON ,  Jae Hyun LEE ,  Seung Ha CHOI ,  Jong Bum CHOI

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device and a method of fabricating the same, the display device including a light-blocking layer disposed on a substrate, a buffer layer disposed on the light-blocking layer, a semiconductor layer disposed on the buffer layer, a gate insulating layer disposed on the semiconductor layer, a connection pattern layer and a gate electrode disposed on the gate insulating layer and spaced apart from each other, an interlayer dielectric layer disposed on the connection pattern layer and the gate electrode, a via layer disposed on the interlayer dielectric layer, a first bridge layer and a second bridge layer disposed on the via layer, a pixel electrode disposed on the second bridge layer, and a light-emitting layer disposed on the pixel electrode. An end of the first bridge layer is connected to the light-blocking layer through the connection pattern layer, and another end thereof is connected to the semiconductor layer. The second bridge layer connects the semiconductor layer with the pixel electrode.