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公开(公告)号：US20220336710A1
公开(公告)日：2022-10-20
申请号：US17674500
申请日：2022-02-17
Applicant: Samsung Display Co., LTD.
Inventor： Hyun KIM , Jeong Su PARK , Jong Chan LEE , Hyun Wook LEE , Jung Eun HONG
Abstract: A display device includes an electrode layer including a first electrode and a second electrode that are spaced apart from each other and disposed on a substrate, a light emitting element between the first electrode and the second electrode, and a capping layer disposed on the light emitting element and including at least one low refractive layer and at least one high refractive layer that are alternately disposed. The capping layer includes a first low refractive layer on the electrode layer and the light emitting element, a first high refractive layer on the first low refractive layer, and a second low refractive layer on the first high refractive layer. A thickness of the first low refractive layer is greater than a thickness of the second low refractive layer.
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公开(公告)号：US20220320377A1
公开(公告)日：2022-10-06
申请号：US17697747
申请日：2022-03-17
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Su PARK , Hyun KIM , Myeong Hun SONG , Jeong Kook WANG , Jong Chan LEE , Yong Tae CHO
Abstract: A display device includes: a first electrode and a second electrode that are spaced apart from each other; a light emitting element between the first electrode and the second electrode; a first connecting electrode contacting the first electrode and a first end of the light emitting element; a second connecting electrode contacting the second electrode and a second end of the light emitting element; a first insulating pattern between the first connecting electrode and the second connecting electrode above the light emitting element; and a second insulating pattern including first inorganic layers and second inorganic layers that are alternately stacked with each other between the first connecting electrode and the second connecting electrode above the first insulating pattern.
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公开(公告)号：US20220271021A1
公开(公告)日：2022-08-25
申请号：US17494312
申请日：2021-10-05
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan LEE , Jeong Hyun LEE , Hyun KIM , Jung Gun NAM , Jang Soon PARK , Jeong Su PARK , Sung Geun BAE , Myeong Hun SONG , Da Sol JEONG , Won Hyeong HEO
Abstract: A display device and a method of fabricating a display device. The display device includes a substrate including an emission area and a subarea adjacent to the emission area, a bank disposed in the emission area of the substrate, a height difference compensation pattern disposed in the subarea of the substrate, a first electrode and a second electrode that are disposed on the bank, the first electrode and the second electrode being spaced apart from each other, and a light-emitting element disposed in the emission area, between the first electrode and the second electrode.
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公开(公告)号：US20230327055A1
公开(公告)日：2023-10-12
申请号：US17960205
申请日：2022-10-05
Applicant: Samsung Display Co., LTD.
Inventor： Jin Taek KIM , Hyun KIM , Jeong Su PARK , Jong Chan LEE , Woong Hee JEONG , Jung Eun HONG
CPC classification number: H01L33/483 , H01L25/167 , H01L33/38 , H01L2933/0033
Abstract: A display device includes a first electrode and a second electrode on a base layer; a first insulating layer on the first electrode and the second electrode; a bank on the first insulating layer; a light emitting element in an area surrounded by the bank; and a second insulating layer on the bank. The second insulating layer forms an opening exposing a surface of the bank.
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公开(公告)号：US20230317882A1
公开(公告)日：2023-10-05
申请号：US17979071
申请日：2022-11-02
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan LEE , Jin Taek KIM , Hyun KIM , Jeong Su PARK , Woong Hee JEONG , Jung Eun HONG
IPC: H01L33/38 , H01L33/62 , H01L33/40 , H01L33/00 , H01L25/075
CPC classification number: H01L33/382 , H01L33/62 , H01L33/40 , H01L2933/0066 , H01L25/0753 , H01L2933/0016 , H01L33/005
Abstract: A display device includes, first and second electrodes on a substrate, a buffer layer covering the first and second electrodes, a light emitting element between the first and second electrodes a first contact electrode on the first electrode electrically contacting an end of the light emitting element, and a second contact electrode on the second electrode electrically contacting another end of the light emitting element, and an active layer on the buffer layer, and a first connection electrode electrically contacting at least one side of the active material layer the first and second contact electrodes, and the active material layer are on a same layer, and a thickness of the first electrode and a thickness of the second electrode is greater than about 800 nm.
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Patent Agency Ranking
公开(公告)号：US20230253412A1
公开(公告)日：2023-08-10
申请号：US17955813
申请日：2022-09-29
Applicant: Samsung Display Co., LTD.
Inventor： Jeong Su PARK , Jin Taek KIM , Hyun KIM , Sung Jin LEE , Jong Chan LEE , Woong Hee JEONG , Jung Eun HONG
CPC classification number: H01L27/124 , H01L25/167 , H01L27/1288 , H01L33/38 , H01L24/03 , H01L24/05 , H01L24/06 , H01L27/1248 , H01L2933/0016 , H01L2224/05022 , H01L2224/05018 , H01L2224/05082 , H01L2224/05083 , H01L2224/0518 , H01L2224/05124 , H01L2224/05171 , H01L2224/05144 , H01L2224/05166 , H01L2224/05155 , H01L2224/05138 , H01L2924/0106 , H01L2224/05147 , H01L2224/05686 , H01L2924/0549 , H01L2224/05573 , H01L2224/05558 , H01L2224/05624 , H01L2224/05553 , H01L2224/0603 , H01L2224/05566 , H01L2224/0362 , H01L2224/03019
Abstract: A display device includes a substrate including a display area and a pad area; a first conductive layer including a first pad electrode in the pad area; and a second conductive layer the second conductive layer includes a second pad electrode on the first pad electrode in the pad area; the first pad electrode and the second pad electrode overlap in a first direction that is a thickness direction, and do not overlap in a second direction perpendicular to the first direction.
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公开(公告)号：US20230187428A1
公开(公告)日：2023-06-15
申请号：US17960876
申请日：2022-10-06
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan LEE , Jin Taek KIM , Hyun KIM , Jeong Su PARK , Woong Hee JEONG , Jung Eun HONG
CPC classification number: H01L25/167 , H01L33/483 , H01L33/38 , H01L2933/0033 , H01L2933/0016
Abstract: A display device may include a plurality of pixels each including an emission area and a non-emission area. Each of the plurality of pixels may include a via layer on a substrate and including an organic layer, a first alignment electrode and a second alignment electrode on the via layer in the emission area and spaced apart from each other, a first insulating layer on the first and second alignment electrodes of the emission area and including a lyophilic organic material, a first bank pattern and a second bank pattern on the first insulating layer of the emission area and spaced apart from each other, a first bank in the non-emission area and including a liquid repellent organic material, and a light emitting element on the first insulating layer in the emission area.
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公开(公告)号：US20230154937A1
公开(公告)日：2023-05-18
申请号：US17877524
申请日：2022-07-29
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan LEE , Jin Taek KIM , Hyun KIM , Jeong Su PARK , Woong Hee JEONG , Jung Eun HONG
CPC classification number: H01L27/1248 , H01L25/167 , H01L27/1259 , H01L24/24 , H01L24/25 , H01L33/325
Abstract: A display device includes: a substrate having an emission area and a non-emission area; a first bank in the non-emission area of the substrate and having an opening; electrodes on the first bank and spaced apart from each other; a second bank on the electrodes; and light emitting elements on the second bank between the electrodes. The second bank has a first area overlapping the light emitting elements and a second area in the opening in the first bank.
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公开(公告)号：US20230133550A1
公开(公告)日：2023-05-04
申请号：US17854584
申请日：2022-06-30
Applicant: Samsung Display Co., LTD.
Inventor： Jong Chan LEE , Jung Eun HONG , Jin Taek KIM , Hyun KIM , Jeong Su PARK , Woong Hee JEONG
Abstract: A method for fabricating a thin film transistor comprises disposing a semiconductor layer including a channel area, and a first and second electrode areas, disposing a gate insulating layer covering the semiconductor layer, disposing a diffusion barrier layer covering the gate insulating layer, disposing first and second electrode holes corresponding to the first and second electrode areas, and disposing a gate electrode overlapping the channel area, first and second electrodes electrically connected to the first and second electrode areas through the first and second electrode holes. The disposing of the first electrode hole, and the second electrode hole includes patterning the diffusion layer with a patterning mask disposed on the diffusion barrier layer. The disposing of the gate electrode and the first and second electrodes may include disposing a conductive material layer covering the diffusion barrier layer, and patterning the conductive material layer.
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公开(公告)号：US20220262877A1
公开(公告)日：2022-08-18
申请号：US17500462
申请日：2021-10-13
Applicant: Samsung Display Co., LTD.
Inventor： No Kyung PARK , Hyun KIM , Do Yeong PARK , Jeong Su PARK , Myeong Hun SONG , Jeong Kook WANG , Jong Chan LEE
IPC: H01L27/32
Abstract: A display device includes a first electrode and a second electrode extending in a first direction and spaced apart from each other in a second direction, a first insulating layer disposed on the first electrode and the second electrode, a bank layer disposed on the first insulating layer and comprising an outer bank part extending in the first direction and the second direction and inner bank parts extending in the first direction in an area surrounded by the outer bank part, a second insulating layer disposed on the inner bank parts and the first insulating layer, and light emitting elements disposed on the second insulating layer between the inner bank parts, wherein each of the inner bank parts is connected to a part of the outer bank part extending in the second direction.
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