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公开(公告)号：US20230138392A1
公开(公告)日：2023-05-04
申请号：US17975361
申请日：2022-10-27
Applicant: Samsung Display Co., Ltd.
Inventor： Sukyeong Shin , Joonhwa Bae , Heesung Yang , Woojin Cho
Abstract: A display device and a method of manufacturing the display device are provided. The display device includes a substrate having a display area in which a plurality of pixels are arranged, a plurality of bank layers arranged on the substrate and defining opening areas respectively corresponding to the plurality of pixels, and a bank protection layer at an outermost portion of the plurality of bank layers.
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公开(公告)号：US20220223807A1
公开(公告)日：2022-07-14
申请号：US17694494
申请日：2022-03-14
Applicant: Samsung Display Co., Ltd.
Inventor： Heekyun SHIN , Byunghoon Kang , Youngjun Kim , Sumin An , Woojin Cho , Seungjun Moon , Jeongmin Park , Dongkyun Seo , Junho Sim
IPC: H01L51/00 , B32B7/14 , B32B37/12 , B32B37/24 , B32B38/00 , C09J9/02 , C09J179/02 , H01L27/32 , H01L51/52 , H01L51/56
Abstract: A method of manufacturing a flexible display apparatus includes: preparing a substrate; forming a first charge adhesive layer having a first charge on the substrate; forming a second charge adhesive layer having a second charge, which is opposite to the first charge, on the first charge adhesive layer; forming a first charge adhesive pattern and a second charge adhesive pattern by removing an edge of each of the first charge adhesive layer and the second charge adhesive layer; forming a flexible substrate on the substrate on which the first charge adhesive pattern and the second charge adhesive pattern are formed; forming a display unit on the flexible substrate; cutting the substrate, the first charge adhesive pattern, the second charge adhesive pattern, the flexible substrate, and the display unit along a cutting line; and separating the substrate and the flexible substrate.
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公开(公告)号：US20220130934A1
公开(公告)日：2022-04-28
申请号：US17239150
申请日：2021-04-23
Applicant: Samsung Display Co., Ltd.
Inventor： Seungbae Kang , Heesung Yang , Woojin Cho , Byoungkwon Choo
Abstract: Provided are a display device and a method of manufacturing the display device. The display device includes a substrate including a display area and a peripheral area outside the display area, a plurality of data lines disposed in the display area, a plurality of lines disposed in the display area, respectively connected to the plurality of data lines, and configured to respectively transmit a data signal from a driving circuit disposed in the peripheral area to the plurality of data lines, an insulating layer covering the plurality of lines; and a light-emitting element disposed on the insulating layer, wherein each of the plurality of lines comprises a plurality of branches branched in a direction crossing an extending direction of the line, and a black layer is disposed on an insulating layer at a position corresponding to an interval between a plurality of adjacent branches in a vertical direction.
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公开(公告)号：US10886480B2
公开(公告)日：2021-01-05
申请号：US16248974
申请日：2019-01-16
Applicant: Samsung Display Co., Ltd.
Inventor： Heekyun Shin , Taewook Kang , Seungjun Moon , Woojin Cho , Jeongmin Park
Abstract: A method of manufacturing a flexible display device includes forming a graphene adhesive layer on a carrier substrate, forming a flexible substrate on the graphene adhesive layer, forming a first barrier layer on the flexible substrate, forming a display element part on the first barrier layer, forming a protective film on the display element part, separating the flexible substrate from the carrier substrate, removing a remaining portion of the graphene adhesive layer from a surface of the flexible substrate, and forming a second barrier layer on the surface of the flexible substrate, after removing the remaining portion of the graphene adhesive layer from the surface of the flexible substrate.
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公开(公告)号：US20190123068A1
公开(公告)日：2019-04-25
申请号：US16031543
申请日：2018-07-10
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： MINWOO Lee , Byunghoon Kang , Heekyun Shin , Seungjun Moon , Woojin Cho
Abstract: A system of forming a debonding layer includes a &bonding layer forming device configured to form a coating layer by coating a graphene oxide layer on a support substrate. The debonding layer forming device is configured to form a debonding layer by heat-treating the coating layer. An optical measuring device is configured to classify the support substrate into a plurality of cell areas. The optical measuring device is configured to measure a thickness of at least one of the coating layer in at least one cell area of the plurality of cell areas.
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Patent Agency Ranking
16.发明授权公开(公告)号：US12113077B2
公开(公告)日：2024-10-08
申请号：US16927327
申请日：2020-07-13
Applicant: Samsung Display Co., LTD. , UBmaterials Inc.
Inventor： Joon-Hwa Bae , Jin Hyung Park , Bonggu Kang , Seungbae Kang , Heesung Yang , Woojin Cho , Byoung Kwon Choo
IPC: H01L27/12 , C09G1/02 , C09K3/14 , H01L21/3105
CPC classification number: H01L27/1251 , C09G1/02 , C09K3/1409 , H01L21/31053 , H01L27/1229 , H01L27/1248 , H01L27/1259
Abstract: A polishing slurry is disclosed which includes about 0.01 wt % to about 10 wt % of polishing particles, about 0.005 wt % to about 0.1 wt % of a dispersing agent, about 0.001 wt % to about 1 wt % of an oxide-polishing promoter including a pyridine compound, about 0.05 wt % to about 0.1 wt % of a nitride-polishing inhibitor including an amino acid or an anionic organic acid, and water. A method for manufacturing a display device including an active pattern disposed on a base substrate, a gate metal pattern including a gate electrode overlapping the active pattern, a planarized insulation layer disposed on the gate metal pattern, and a source metal pattern disposed on the planarized insulation layer is also disclosed.
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公开(公告)号：US12082479B2
公开(公告)日：2024-09-03
申请号：US17324626
申请日：2021-05-19
Applicant: Samsung Display Co., LTD.
Inventor： Heesung Yang , Seung Bae Kang , Bonggu Kang , Tae Wook Kang , Joon-Hwa Bae , Woojin Cho , Byoung Kwon Choo
IPC: H10K71/00 , H01L21/3105 , H01L21/311
CPC classification number: H10K71/00 , H01L21/31051 , H01L21/31127
Abstract: A display device includes a planarization layer covering transistors in a display area on a substrate, an organic light emitting diode on the planarization layer, a pad electrode in a non-display area on the substrate surrounding the display area, and a sacrificial layer remnant capping a side surface of the pad electrode.
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公开(公告)号：US11678529B2
公开(公告)日：2023-06-13
申请号：US17239150
申请日：2021-04-23
Applicant: Samsung Display Co., Ltd.
Inventor： Seungbae Kang , Heesung Yang , Woojin Cho , Byoungkwon Choo
IPC: H10K59/126 , H10K59/131 , H10K71/00 , H10K59/12 , G09G3/3233 , H01L27/32 , H01L51/56
CPC classification number: H01L27/3272 , H01L27/3276 , H01L51/56 , G09G3/3233 , G09G2300/0809 , G09G2310/0202 , G09G2310/0281 , H01L2227/323
Abstract: Provided are a display device and a method of manufacturing the display device. The display device includes a substrate including a display area and a peripheral area outside the display area, a plurality of data lines disposed in the display area, a plurality of lines disposed in the display area, respectively connected to the plurality of data lines, and configured to respectively transmit a data signal from a driving circuit disposed in the peripheral area to the plurality of data lines, an insulating layer covering the plurality of lines; and a light-emitting element disposed on the insulating layer, wherein each of the plurality of lines comprises a plurality of branches branched in a direction crossing an extending direction of the line, and a black layer is disposed on an insulating layer at a position corresponding to an interval between a plurality of adjacent branches in a vertical direction.
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公开(公告)号：US11647665B2
公开(公告)日：2023-05-09
申请号：US17111684
申请日：2020-12-04
Applicant: Samsung Display Co., LTD.
Inventor： Heekyun Shin , Taewook Kang , Seungjun Moon , Woojin Cho , Jeongmin Park
CPC classification number: H01L51/0097 , C09J5/00 , C09J7/20 , C09J7/22 , C09J7/38 , H01L27/3244 , H01L51/003 , H01L51/56 , C09J2203/326 , C09J2400/123 , H01L51/5253 , H01L2227/326 , H01L2251/301 , H01L2251/5338
Abstract: A method of manufacturing a flexible display device includes forming a graphene adhesive layer on a carrier substrate, forming a flexible substrate on the graphene adhesive layer, forming a first barrier layer on the flexible substrate, forming a display element part on the first barrier layer, forming a protective film on the display element part, separating the flexible substrate from the carrier substrate, removing a remaining portion of the graphene adhesive layer from a surface of the flexible substrate, and forming a second barrier layer on the surface of the flexible substrate, after removing the remaining portion of the graphene adhesive layer from the surface of the flexible substrate.
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公开(公告)号：US20170357842A1
公开(公告)日：2017-12-14
申请号：US15475989
申请日：2017-03-31
Applicant: Samsung Display Co., Ltd.
Inventor： Jeongwoo PARK , Mingu Kim , Woojin Cho , Seungho Kim , Jongin Baek , Heekyun Shin , Hyunjoon Oh , Junhyuk Cheon
IPC: G06K9/00
CPC classification number: G06K9/00053 , C03C17/02 , C03C17/23 , G06K9/0002
Abstract: A display device includes a display panel, a fingerprint recognition sensor on the display panel, and a cover glass on the fingerprint recognition sensor. The cover glass is defined with at least one groove on a surface that faces the display panel.
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