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公开(公告)号：US20230247854A1
公开(公告)日：2023-08-03
申请号：US18193245
申请日：2023-03-30
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jaesik KIM , Jaeik KIM , Yeonhwa LEE , Joongu LEE , Sehoon JEONG
IPC: H10K50/844 , H10K59/122 , H10K71/00
CPC classification number: H10K50/844 , H10K59/122 , H10K71/00 , H10K2102/101
Abstract: An organic light-emitting display apparatus includes: a substrate; first and second pixel electrodes on the substrate and spaced from each other; an insulating layer between the first and second pixel electrodes, the insulating layer covering ends of the first and second pixel electrodes, and having a step height difference; an auxiliary electrode on the insulating layer; first and second intermediate layers on the first and second pixel electrodes, the first and second intermediate layers being spaced from each other, and including first and second light-emitting layers, respectively; first and second opposite electrodes on the first and second intermediate layers, the first and second opposite electrodes being spaced from each other, and in contact with the auxiliary electrode; and first and second passivation layers on the first and second opposite electrodes, the first and second passivation layers being spaced from each other, and covering the first and second opposite electrodes, respectively.
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公开(公告)号：US20200243790A1
公开(公告)日：2020-07-30
申请号：US16696258
申请日：2019-11-26
Applicant: Samsung Display Co., Ltd.
Inventor： Yeonhwa LEE , Jaesik KIM , Jaeik KIM , Joongu LEE , Sehoon JEONG , Jiyoung CHOUNG
Abstract: A display device includes: a circuit element layer comprising a transistor; a display element layer comprising a first electrode connected to the transistor, a second electrode facing the first electrode, an organic pattern between the first electrode and the second electrode, a pixel defining layer having an opening exposing the first electrode, an auxiliary electrode spaced apart from the opening to cover a portion of the pixel defining layer and connected to the second electrode, a first protection pattern covering the second electrode, and a second protection pattern covering the first protection pattern; and an encapsulation layer covering the display element layer, wherein the first protection pattern and the second protection pattern have stress in directions different from each other.
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公开(公告)号：US20230006163A1
公开(公告)日：2023-01-05
申请号：US17931285
申请日：2022-09-12
Applicant: Samsung Display Co., Ltd.
Inventor： Jaeik KIM , Jaesik KIM , Yeonhwa LEE , Joongu LEE , Sehoon JEONG , Jiyoung CHOUNG
Abstract: An organic light-emitting display apparatus and a manufacturing method thereof have improved process stability and reliability by reducing damage to the organic light-emitting display apparatus during a manufacturing process. The organic light-emitting display apparatus includes: a substrate, a plurality of pixel electrodes, a pixel defining film, a plurality of hole control layers respectively arranged on the pixel electrodes, a plurality of emission layers respectively arranged on the hole control layers, a plurality of buffer layers respectively arranged on the emission layers, each of the buffer layers having a highest occupied molecular orbital (HOMO) energy level greater than the HOMO energy level of each of the plurality of emission layers, and an opposite electrode integrally provided over the buffer layers.
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公开(公告)号：US20200343321A1
公开(公告)日：2020-10-29
申请号：US16854773
申请日：2020-04-21
Applicant: Samsung Display Co., Ltd.
Inventor： Jaesik KIM , Joongu LEE , Jaeik KIM , Yeonhwa LEE , Chanho MOON , Sehoon JEONG , Jiyoung CHOUNG
Abstract: A display apparatus includes: a first substrate and a display unit. The display unit includes a display region and a transmissive region. The display unit further includes: an auxiliary layer disposed in correspondence with the transmissive region; and a second electrode disposed in correspondence with the display region and at least a portion of the transmissive region. The auxiliary layer includes a first material, the second electrode includes a second material, and the first material and the second material each satisfy Equation 1 below: ST2−ST1>0 mJ/m2, wherein, in Equation 1, ST1 is a surface energy of the first material at 25° C., and ST2 is a surface energy of the second material at 25° C.
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公开(公告)号：US20190326535A1
公开(公告)日：2019-10-24
申请号：US16363813
申请日：2019-03-25
Applicant: Samsung Display Co., Ltd.
Inventor： Jaeik KIM , Jaesik KIM , Yeonhwa LEE , Joongu LEE , Sehoon JEONG , Jiyoung CHOUNG
Abstract: An organic light-emitting display apparatus and a manufacturing method thereof have improved process stability and reliability by reducing damage to the organic light-emitting display apparatus during a manufacturing process. The organic light-emitting display apparatus includes: a substrate, a plurality of pixel electrodes, a pixel defining film, a plurality of hole control layers respectively arranged on the pixel electrodes, a plurality of emission layers respectively arranged on the hole control layers, a plurality of buffer layers respectively arranged on the emission layers, each of the buffer layers having a highest occupied molecular orbital (HOMO) energy level greater than the HOMO energy level of each of the plurality of emission layers, and an opposite electrode integrally provided over the buffer layers.
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Patent Agency Ranking
公开(公告)号：US20240316927A1
公开(公告)日：2024-09-26
申请号：US18411201
申请日：2024-01-12
Applicant: Samsung Display Co., LTD.
Inventor： Jaesik KIM , Seungyong SONG , Wooyong SUNG , Seungho YOON , Hyoungsub LEE , Hyemin LEE
CPC classification number: B41J2/14209 , B41J2/1433 , B41J2/17523 , B41J2002/14217 , B41J2202/03
Abstract: An inkjet printing head, includes: a chamber configured to store ink; a spray assembly, which is disposed under the chamber, and defines an ink transport path therein connected to an inner portion of the chamber, where ink that passes through the ink transport path is discharged to the outside through a bottom surface of the spray assembly; a first self-assembly monolayer covering the bottom surface of the spray assembly; an adhesive layer disposed between the bottom surface of the spray assembly and the first self-assembly monolayer and including a metal-carbon composition; and an inorganic material layer disposed between the adhesive layer and the first self-assembly monolayer.
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公开(公告)号：US20200313100A1
公开(公告)日：2020-10-01
申请号：US16815662
申请日：2020-03-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jaesik KIM , Jaeik KIM , Yoenhwa LEE , JOONGU LEE , Sehoon JEONG
Abstract: A manufacturing method of a display device includes: forming a first electrode on a base substrate; forming a pixel definition layer through which an opening is defined to expose an upper surface of the first electrode; providing an organic molecular thin film including a self-assembled monolayer on the first electrode and the pixel definition layer; desorbing a portion of the organic molecular thin film which corresponds to the first electrode; and providing at least one organic layer on the first electrode.
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公开(公告)号：US20200243624A1
公开(公告)日：2020-07-30
申请号：US16852291
申请日：2020-04-17
Applicant: Samsung Display Co., Ltd.
Inventor： Jaesik KIM , Yeonhwa LEE , Joongu LEE , Sehoon JEONG
Abstract: An organic light-emitting display apparatus including a substrate, a first first electrode on the substrate, a first organic functional layer on the first first electrode, the first organic functional layer including a first emission layer, a first second electrode on the first organic functional layer, a second first electrode on the substrate, the second first electrode being spaced apart from the first first electrode, a second organic functional layer on the second first electrode, the second organic functional layer including a second emission layer, a second second electrode on the second organic functional layer, and a self-assembled layer between the first organic functional layer and the second organic functional layer, the self-assembled layer containing fluorine.
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9.发明申请公开(公告)号：US20170121816A1
公开(公告)日：2017-05-04
申请号：US15176669
申请日：2016-06-08
Applicant: Samsung Display Co., Ltd.
Inventor： Jaesik KIM , Wooyong SUNG
IPC: C23C16/455 , C23C14/34 , C23C16/04
Abstract: A mask assembly includes a mask including an opening forming a pattern, an intermediate layer disposed on at least a portion of the mask, and a self-assembled monolayer (SAM) disposed on at least a portion of the intermediate layer.
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公开(公告)号：US20160118450A1
公开(公告)日：2016-04-28
申请号：US14797295
申请日：2015-07-13
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duckjung LEE , Taewook KANG , Jaesik KIM
CPC classification number: H01L27/3246 , H01L27/3211 , H01L51/001 , H01L51/5012 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/5228 , H01L51/524 , H01L51/5253 , H01L51/5268 , H01L51/56 , H01L2227/323 , H01L2251/55
Abstract: Provided are an organic light-emitting display apparatus and a method of manufacturing the same. The organic light-emitting display apparatus includes a display substrate; a thin film transistor (TFT) on the display substrate; an organic light-emitting diode (OLED) electrically connected to the TFT and including a first electrode on sub-pixels of the display substrate, an intermediate layer on the first electrode, and a second electrode on the intermediate layer; a pixel-defining layer which includes an opening exposing at least a portion of the first electrode and defines each sub-pixel; and a sealing substrate covering the OLED, the intermediate layer including a plurality of stacked layers, and a cross-sectional width of the intermediate layer gradually decreasing in a direction perpendicular to the display substrate.
Abstract translation: 提供一种有机发光显示装置及其制造方法。 有机发光显示装置包括显示基板; 在显示基板上的薄膜晶体管（TFT）; 电连接到TFT并且在显示基板的子像素上包括第一电极，第一电极上的中间层和中间层上的第二电极的有机发光二极管（OLED） 像素限定层，其包括露出第一电极的至少一部分并限定每个子像素的开口; 以及覆盖所述OLED的密封基板，所述中间层包括多个堆叠层，并且所述中间层的横截面宽度在垂直于所述显示基板的方向上逐渐减小。
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