公开(公告)号：US11569328B2

公开(公告)日：2023-01-31

申请号：US17223984

申请日：2021-04-06

申请人： Samsung Display Co., Ltd.

发明人： Yeon Hong Kim ,  Eun Hye Ko ,  Eun Hyun Kim ,  Kyoung Won Lee ,  Sun Hee Lee ,  Jun Hyung Lim

IPC分类号： H01L27/32 ,  H01L27/12 ,  H01L29/786 ,  H01L51/52 ,  G09G3/3208

摘要： A display device includes a substrate, a corrosion prevention layer on the substrate and including an inorganic material, a first conductive layer on the corrosion prevention layer and including aluminum or an aluminum alloy, a first insulating film on the first conductive layer, a semiconductor layer on the first insulating film and including a channel region of a transistor, a second insulating film on the semiconductor layer, and a second conductive layer on the second insulating film and including a barrier layer, which includes titanium, and a main conductive layer, which includes aluminum or an aluminum alloy, wherein the semiconductor layer includes an oxide semiconductor, and the barrier layer is between the semiconductor layer and the main conductive layer and overlaps the channel region of the transistor.

公开(公告)号：US12075665B2

公开(公告)日：2024-08-27

申请号：US17343817

申请日：2021-06-10

申请人： Samsung Display Co., Ltd.

发明人： Kyoung Won Lee ,  Eun Hye Ko ,  Yeon Hong Kim ,  Eun Hyun Kim ,  Sun Hee Lee ,  Jun Hyung Lim

IPC分类号： H01L27/32 ,  H01L51/56 ,  H10K59/12 ,  H10K59/121 ,  H10K59/124 ,  H10K59/131 ,  H10K71/00 ,  H10K102/00

CPC分类号： H10K59/131 ,  H10K59/1201 ,  H10K59/1213 ,  H10K59/124 ,  H10K71/00 ,  H10K2102/351

摘要： A display device according to an embodiment includes: a first metal layer disposed on a substrate; a first insulating layer disposed on the first metal layer; a first transistor disposed on the first insulating layer and including a semiconductor layer; and a light-emitting device electrically connected to the first transistor, wherein the first metal layer includes a first portion with a first thickness and a second portion with a second thickness, the second thickness is greater than the first thickness, and the semiconductor layer is electrically connected to the first metal layer.

公开(公告)号：US12016211B2

公开(公告)日：2024-06-18

申请号：US18161844

申请日：2023-01-30

申请人： SAMSUNG DISPLAY CO., LTD.

发明人： Yeon Hong Kim ,  Eun Hye Ko ,  Eun Hyun Kim ,  Kyoung Won Lee ,  Sun Hee Lee ,  Jun Hyung Lim

IPC分类号： H10K59/126 ,  G09G3/3208 ,  H01L27/12 ,  H01L29/786 ,  H10K50/80 ,  H10K59/12 ,  H10K59/131 ,  H10K59/121

CPC分类号： H10K59/126 ,  H10K59/1315 ,  H01L27/124 ,  H10K59/1201 ,  H10K59/1213

摘要： A display device includes a substrate, a corrosion prevention layer on the substrate and including an inorganic material, a first conductive layer on the corrosion prevention layer and including aluminum or an aluminum alloy, a first insulating film on the first conductive layer, a semiconductor layer on the first insulating film and including a channel region of a transistor, a second insulating film on the semiconductor layer, and a second conductive layer on the second insulating film and including a barrier layer, which includes titanium, and a main conductive layer, which includes aluminum or an aluminum alloy, wherein the semiconductor layer includes an oxide semiconductor, and the barrier layer is between the semiconductor layer and the main conductive layer and overlaps the channel region of the transistor.