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公开(公告)号：US20160104854A1
公开(公告)日：2016-04-14
申请号：US14879900
申请日：2015-10-09
Applicant: LG DISPLAY CO., LTD.
Inventor： Seongsu JEON , Jeonghaeng HEO , Seung KIM
IPC: H01L51/50
CPC classification number: H01L51/508 , H01L51/007 , H01L51/0072 , H01L51/5004 , H01L51/5008 , H01L51/5016 , H01L51/5072 , H01L51/5076 , H01L51/5096 , H01L2251/558
Abstract: An organic light emitting display device is discussed. The organic light emitting display device in one embodiment includes at least one light emitting layer between an anode and a cathode, and an electron transport layer between the at least one light emitting layer and the cathode. The electron transport layer may include a first electron transport material for blocking holes from the light emitting layer to the electron transport layer, and a second electron transport material for assisting in a transfer of electrons to the light emitting layer, wherein the first electron transport material and the second electron transport material have different triplet exciton energy levels and different electron mobilities.
Abstract translation: 讨论有机发光显示装置。 一个实施例中的有机发光显示装置包括在阳极和阴极之间的至少一个发光层和在至少一个发光层和阴极之间的电子传输层。 电子传输层可以包括用于阻挡从发光层到电子传输层的空穴的第一电子传输材料和用于辅助电子传递到发光层的第二电子传输材料，其中第一电子传输材料 并且第二电子传输材料具有不同的三线态激子能级和不同的电子迁移率。
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公开(公告)号：US20170084875A1
公开(公告)日：2017-03-23
申请号：US15274827
申请日：2016-09-23
Applicant: LG DISPLAY CO., LTD.
Inventor： SeungRyong JOUNG , ChangWook HAN , KangJu LEE , Hongseok CHOI , Hansun PARK , SoYeon AHN , Seongsu JEON , Wonhoe KOO , JeaHo PARK
CPC classification number: H01L27/3244 , H01L27/3258 , H01L51/5209 , H01L51/5225 , H01L51/5262
Abstract: There is provided an organic light emitting diode display device. The organic light emitting diode display device includes a substrate divided into an emission area and a non-emission area, an overcoating layer disposed on the substrate and including a plurality of micro lenses, a plurality of first electrode patterns disposed on the overcoating layer and spaced away from each other in the emission area, an organic emission layer disposed on the plurality of first electrodes, and a second electrode disposed on the organic emission layer.
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公开(公告)号：US20200020755A1
公开(公告)日：2020-01-16
申请号：US16582678
申请日：2019-09-25
Applicant: LG DISPLAY CO., LTD.
Inventor： SeungRyong JOUNG , ChangWook HAN , KangJu LEE , Hongseok CHOI , Hansun PARK , SoYeon AHN , Seongsu JEON , Wonhoe KOO , JeaHo PARK
Abstract: There is provided an organic light emitting diode display device. The organic light emitting diode display device includes a substrate divided into an emission area and a non-emission area, an overcoating layer disposed on the substrate and including a plurality of micro lenses, a plurality of first electrode patterns disposed on the overcoating layer and spaced away from each other in the emission area, an organic emission layer disposed on the plurality of first electrodes, and a second electrode disposed on the organic emission layer.
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公开(公告)号：US20190207138A1
公开(公告)日：2019-07-04
申请号：US16225999
申请日：2018-12-19
Applicant: LG Display Co., Ltd.
Inventor： Seongsu JEON , Seungryong JOUNG , Taewoo JEON , Mi-Young HAN
CPC classification number: H01L51/504 , H01L27/3244 , H01L51/5056 , H01L51/5072 , H01L51/5092 , H01L51/5206 , H01L51/5221 , H01L51/5278
Abstract: One embodiment of the present disclosure provides an organic light-emitting element corresponding to each pixel region. The organic light-emitting element includes a hole transport layer, a first light-emitting layer, a second light-emitting layer, a third light-emitting layer, a fourth light-emitting layer, and an electron transport layer. The first light-emitting layer includes a first dopant corresponding to a first color and a first host. The second light-emitting layer includes a second dopant corresponding to a second color different from the first color and a second host different from the first host. The third light-emitting layer includes the first dopant and the second host, and the fourth light-emitting layer includes the second dopant and the second host.
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公开(公告)号：US20240244874A1
公开(公告)日：2024-07-18
申请号：US18528492
申请日：2023-12-04
Applicant: LG Display Co., Ltd.
Inventor： Ji Cheol SHIN , Seongsu JEON , Su Bin AHN , KyungHoon LEE , Youngjun YU
CPC classification number: H10K50/13 , H10K50/15 , H10K50/17 , H10K85/622 , H10K85/633 , H10K85/6574 , H10K85/6576
Abstract: Embodiments of the present disclosure relate to an organic light emitting element and a display device. Specifically, there may be provided an organic light emitting element including a first compound represented by chemical formula 1 and a second compound represented by chemical formula 2 to provide excellent efficiency, long lifespan or low driving voltage and a display device including the organic light emitting element.
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Patent Agency Ranking
公开(公告)号：US20180247983A1
公开(公告)日：2018-08-30
申请号：US15965705
申请日：2018-04-27
Applicant: LG DISPLAY CO., LTD.
Inventor： Jihyang JANG , KangJu LEE , SeungRyong JOUNG , Hansun PARK , Sookang KIM , Soyoung JO , Seongsu JEON , Wonhoe KOO , Hyunsoo LIM , JeaHo PARK , Mingeun CHOI , Hyunjoo KIM , Wooram YOUN
CPC classification number: H01L27/3213 , H01L27/322 , H01L27/3272 , H01L51/5275 , H01L51/56
Abstract: An organic light-emitting display device. A substrate is divided into a plurality of subpixels generating different colors of light. A light leakage prevention layer is disposed on a portion of the substrate corresponding to a light-emitting area of at least one subpixel of the plurality of subpixels. An overcoat layer is disposed on a portion of the substrate corresponding to at least one subpixel of the plurality of subpixels, and includes microlenses having a plurality of concave portions or a plurality of convex portions. An organic electroluminescent device is disposed on the overcoat layer.
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公开(公告)号：US20170125742A1
公开(公告)日：2017-05-04
申请号：US15339388
申请日：2016-10-31
Applicant: LG DISPLAY CO., LTD.
Inventor： Hansun PARK , KangJu LEE , SeungRyong JOUNG , Seongsu JEON , Wonhoe KOO
CPC classification number: H01L51/5275 , H01L27/3244 , H01L51/5209 , H01L51/5225
Abstract: An organic light-emitting display device and a method of fabricating the same. The organic light-emitting display device includes a substrate including a plurality of subpixels and an overcoat layer disposed in light-emitting areas of the plurality of subpixels. The overcoat layer includes microlenses composed of a plurality of concave portions or a plurality of convex portions. Organic electroluminescent devices are disposed on the overcoat layer. At least one subpixel of the plurality of subpixels includes first microlenses and second microlenses of the microlenses, the second microlenses being different from the first microlenses.
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8.发明申请公开(公告)号：US20210202871A1
公开(公告)日：2021-07-01
申请号：US17136784
申请日：2020-12-29
Applicant: LG Display Co., Ltd.
Inventor： Seonkeun YOO , Shinhan KIM , Jicheol SHIN , Seongsu JEON , Jeongdae SEO
Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element. The organic electric element includes a specific compound and satisfies a specific general formula related to energy levels of the component compounds so that they can have excellent efficiency or lifespan.
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公开(公告)号：US20180254307A1
公开(公告)日：2018-09-06
申请号：US15969504
申请日：2018-05-02
Applicant: LG DISPLAY CO., LTD.
Inventor： SeungRyong JOUNG , ChangWook HAN , KangJu LEE , Hongseok CHOI , Hansun PARK , SoYeon AHN , Seongsu JEON , Wonhoe KOO , JeaHo PARK
Abstract: There is provided an organic light emitting diode display device. The organic light emitting diode display device includes a substrate divided into an emission area and a non-emission area, an overcoating layer disposed on the substrate and including a plurality of micro lenses, a plurality of first electrode patterns disposed on the overcoating layer and spaced away from each other in the emission area, an organic emission layer disposed on the plurality of first electrodes, and a second electrode disposed on the organic emission layer.
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公开(公告)号：US20170125489A1
公开(公告)日：2017-05-04
申请号：US15296941
申请日：2016-10-18
Applicant: LG DISPLAY CO., LTD.
Inventor： Jihyang JANG , KangJu LEE , SeungRyong JOUNG , Hansun PARK , Sookang KIM , Soyoung JO , Seongsu JEON , Wonhoe KOO , Hyunsoo LIM , JeaHo PARK , Mingeun CHOI , Hyunjoo KIM , Wooram YOUN
CPC classification number: H01L27/3213 , H01L27/322 , H01L27/3272 , H01L51/5275 , H01L51/56
Abstract: An organic light-emitting display device. A substrate is divided into a plurality of subpixels generating different colors of light. A light leakage prevention layer is disposed on a portion of the substrate corresponding to a light-emitting area of at least one subpixel of the plurality of subpixels. An overcoat layer is disposed on a portion of the substrate corresponding to at least one subpixel of the plurality of subpixels, and includes microlenses having a plurality of concave portions or a plurality of convex portions. An organic electroluminescent device is disposed on the overcoat layer.
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