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公开(公告)号：US11594681B2
公开(公告)日：2023-02-28
申请号：US17703195
申请日：2022-03-24
Applicant: Samsung Display Co., Ltd.
Inventor： Inkyung Yoo , Sangjin Park , Donghyun Yang , Sungbae Ju
Abstract: A method for manufacturing a mask includes providing a mask mother substrate including a first portion and a plurality of second portions adjacent to the first portion, forming a reflecting plate on the mask mother substrate, forming a photoresist layer on the reflecting plate, removing a third portion of the photoresist layer that overlaps the plurality of second portions using an auxiliary mask, removing a fourth portion of the reflecting plate that overlaps the plurality of second portions, and removing the plurality of second portions of the mask mother substrate using a laser.
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公开(公告)号：US11545476B2
公开(公告)日：2023-01-03
申请号：US17370523
申请日：2021-07-08
Applicant: Samsung Display Co., Ltd.
Inventor： Sangjin Park , Heena Kim , Youngseok Baek , Donghyun Yang
Abstract: A method of fabricating a display device includes forming a circuit layer on a base layer, forming a first preliminary electrode and a second preliminary electrode on the circuit layer, forming a photoresist layer on the first preliminary electrode and the second preliminary electrode, patterning the photoresist layer to form a photoresist pattern, treating a region of each of the first preliminary electrode and the second preliminary electrode to form a first electrode and a second electrode having regions of lower and higher electrical resistance, and disposing a light-emitting element on the first electrode and the second electrode at regions having lower electrical resistance.
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公开(公告)号：US11527522B2
公开(公告)日：2022-12-13
申请号：US17349433
申请日：2021-06-16
Applicant: Samsung Display Co., Ltd.
Inventor： Sangjin Park , Heena Kim , Youngseok Baek , Donghyun Yang
Abstract: A method of fabricating a display device includes forming a circuit layer on a base layer, forming a first preliminary electrode and a second preliminary electrode on the circuit layer, forming a photoresist layer on the first preliminary electrode and the second preliminary electrode, patterning the photoresist layer to form a photoresist pattern, treating a region of each of the first preliminary electrode and the second preliminary electrode to form a first electrode and a second electrode having regions of lower and higher electrical resistance, and disposing a light-emitting element on the first electrode and the second electrode at regions having lower electrical resistance.
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4.发明申请THIN FILM TRANSISTOR ARRAY SUBSTRATE, METHOD OF MANUFACTURING THE SAME, AND ORGANIC LIGHT-EMITTING DIODE (OLED) DISPLAY INCLUDING THE SAME 有权薄膜晶体管阵列基板，其制造方法和包括其的有机发光二极管（OLED）显示器公开(公告)号：US20160111483A1
公开(公告)日：2016-04-21
申请号：US14709340
申请日：2015-05-11
Applicant: Samsung Display Co., Ltd.
Inventor： Sangjin Park , Myungho Kim , Sanghui Park , Keunchang Lee , Jaesung Cha , Taehyeok Choi
CPC classification number: H01L27/3265 , H01L27/1255 , H01L27/1259 , H01L2227/323
Abstract: A thin film transistor (TFT) array substrate is disclosed. In one aspect, the substrate includes a buffer layer formed over a substrate, a storage capacitor formed in the buffer layer and including a first electrode and a second electrode surrounding and insulated from the first electrode and a driving TFT formed over the buffer layer.
Abstract translation: 公开了薄膜晶体管（TFT）阵列基板。 一方面，衬底包括形成在衬底上的缓冲层，形成在缓冲层中的存储电容器，并且包括第一电极和围绕第一电极的绝缘的第一电极和形成在缓冲层上的驱动TFT的第二电极。
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公开(公告)号：US10886505B2
公开(公告)日：2021-01-05
申请号：US16437792
申请日：2019-06-11
Applicant: Samsung Display Co., Ltd.
Inventor： Mijung Han , Heena Kim , Sangjin Park
Abstract: A manufacturing method of a display apparatus, in which a defect rate in a manufacturing process is reduced and product reliability is increased, and a display apparatus manufactured according to the method are provided. The manufacturing method includes: forming a first pixel electrode on a substrate; forming an insulating layer; forming a first dam portion; forming a first lift-off layer; forming a first mask layer; forming a first intermediate layer; forming a first opposite electrode; forming a first insulating protective layer; and removing the first dam portion.
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Patent Agency Ranking
公开(公告)号：US10664083B2
公开(公告)日：2020-05-26
申请号：US16183157
申请日：2018-11-07
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Yonghwan Ryu , Youngdae Kim , Heena Kim , Sangjin Park , Taehyeok Choi , Euikang Heo
Abstract: A display apparatus includes an encapsulation layer, a display device, a touch layer, and an organic insulating layer. The encapsulation layer is on and covers the display device. The touch layer is above the encapsulation layer and includes a plurality of sensing electrodes, each of which includes a conductive layer having a first metal layer, a second metal layer above the first metal layer, and a third metal layer between the first metal layer and the second metal layer and exposed side surfaces. The organic insulating layer is above and covers the touch layer and is spaced apart from the side surfaces of the third metal layer.
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公开(公告)号：US11700761B2
公开(公告)日：2023-07-11
申请号：US17129580
申请日：2020-12-21
Applicant: Samsung Display Co., Ltd.
Inventor： Mijung Han , Heena Kim , Sangjin Park
CPC classification number: H10K71/00 , H10K59/12 , H10K59/1201
Abstract: A manufacturing method of a display apparatus, in which a defect rate in a manufacturing process is reduced and product reliability is increased, and a display apparatus manufactured according to the method are provided. The manufacturing method includes: forming a first pixel electrode on a substrate; forming an insulating layer; forming a first dam portion; forming a first lift-off layer; forming a first mask layer; forming a first intermediate layer; forming a first opposite electrode; forming a first insulating protective layer; and removing the first dam portion.
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公开(公告)号：US11690251B2
公开(公告)日：2023-06-27
申请号：US17111897
申请日：2020-12-04
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sangjin Park , Youngdae Kim , Jeongseon Kim , Sangjin Lee , Ahyeon Lee
IPC: H01L29/08 , H10K59/121 , G09G3/3233 , H10K71/00 , H01L27/12 , H10K59/12
CPC classification number: H10K59/1213 , G09G3/3233 , H10K71/00 , G09G2300/0819 , G09G2320/0257 , H01L27/1237 , H10K59/1201
Abstract: An organic light-emitting display device includes a driving transistor configured to control current to an organic light-emitting diode from a power voltage line, a compensation transistor configured to diode-connect the driving transistor in response to a voltage applied to a compensation gate electrode of the driving transistor, and a gate insulating layer interposed between a driving active region of the driving transistor and the driving gate electrode, and between a compensation active region of the compensation transistor and the compensation gate electrode. A dielectric constant in a first portion of the gate insulating layer between the driving active region and the driving gate electrode is greater than a dielectric constant in a second portion of the gate insulating layer between the compensation active region and the compensation gate electrode.
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公开(公告)号：US20230064938A1
公开(公告)日：2023-03-02
申请号：US17899508
申请日：2022-08-30
Applicant: Samsung Display Co., Ltd.
Inventor： Youngdae Kim , Sangjin Park , Chadong Kim , Donghyun Yang
IPC: H01L27/32
Abstract: A display apparatus includes a substrate, a thin film transistor, a first inorganic insulating layer, a first organic insulating layer, a second inorganic insulating layer, and a second organic insulating layer. The thin film transistor is over the substrate and includes a semiconductor layer and a gate electrode. The first inorganic insulating layer includes a first insulating layer between the semiconductor layer and the gate electrode of the thin film transistor and a second insulating layer over the gate electrode. The first organic insulating layer is over the first inorganic insulating layer. The second inorganic insulating layer is over the first organic insulating layer. The second organic insulating layer is over the second inorganic insulating layer. At least one hole passing through the first inorganic insulating layer and the second inorganic insulating layer is formed in a peripheral portion of the thin film transistor.
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公开(公告)号：US11063030B2
公开(公告)日：2021-07-13
申请号：US16673953
申请日：2019-11-04
Applicant: Samsung Display Co., Ltd.
Inventor： Sangjin Park , Heena Kim , Youngseok Baek , Donghyun Yang
Abstract: A display device includes a plurality of scan lines and a plurality of data lines; and a plurality of pixels connected with the scan lines and the data lines, wherein at least one pixel of the plurality of pixels includes a pixel circuit having at least one transistor, an insulating layer covering the pixel circuit, a first electrode disposed on the insulating layer and electrically connected to the pixel circuit, a second electrode disposed on the insulating layer and spaced apart from the first electrode, and a light-emitting element electrically connected to the first electrode and the second electrode. The first electrode includes a first region having at least one first resistance and a plurality of second regions having a second resistance higher than the first resistance, the second electrode includes a third region having at least one third resistance and a plurality of fourth regions having a fourth resistance higher than the third resistance, and the light-emitting element is electrically connected to the first electrode at one of the first regions and the second electrode at one of the third regions.
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