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公开(公告)号：US10312473B2
公开(公告)日：2019-06-04
申请号：US15832010
申请日：2017-12-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Donghoon Kim , Dongchan Kim , Wonjong Kim , Wonmin Yun , Byoungduk Lee , Jihye Lee , Sanghoon Yim , Yoonhyeung Cho , Youngcheol Joo , Wonsuk Han
Abstract: An organic light emitting display device includes: a substrate; an organic light emitting element on the substrate; and a thin film encapsulation layer on the organic light emitting element. The thin film encapsulation layer includes a first thin film, a second thin film and a third thin film which are sequentially stacked therein, a refractive index of the second thin film is about 1.7 or greater, and a refractive index of the first thin film and a refractive index of the third thin film are greater than the refractive index of the second thin film by about 0.35 or greater.
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公开(公告)号：US10305059B2
公开(公告)日：2019-05-28
申请号：US16005169
申请日：2018-06-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Dongkyu Seo , Dongchan Kim , Wonjong Kim , Eungdo Kim , Jihye Lee , Dahea Im , Sanghoon Yim , Yoonhyeung Cho , Wonsuk Han
Abstract: An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; a first emission unit and a second emission unit between the first electrode and the second electrode; and a first charge generation layer between the first emission unit and the second emission unit; wherein the first emission unit includes a first emission layer and a first inorganic buffer layer, and the second emission unit includes a second emission layer and a second inorganic buffer layer.
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13.发明授权公开(公告)号：US09905791B2
公开(公告)日：2018-02-27
申请号：US14831824
申请日：2015-08-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Eungdo Kim , Dongchan Kim , Wonjong Kim , Dongkyu Seo , Dahea Im , Sanghoon Yim , Wonsuk Han
CPC classification number: H01L51/5072 , H01L51/0081 , H01L51/5084 , H01L51/5092 , H01L51/5221 , H01L51/5231 , H01L2251/301 , H01L2251/558
Abstract: An organic light-emitting device includes a substrate, an anode on the substrate, a hole transport region on the anode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a cathode on the electron transport region, wherein the electron transport region includes an electron injection layer including a first material including at least one of a halide of an alkali metal, and a second material including at least one of a lanthanide metal and a alkaline earth metal, and wherein the cathode contacts the electron injection layer and includes a first metal including at least one of silver, gold, platinum, copper, manganese, titanium, cobalt, nickel, and tungsten, and a second metal including at least one of a lanthanide metal and an alkaline earth metal, wherein an amount of the first metal is equal to or greater than that of the second metal.
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公开(公告)号：US20170125717A1
公开(公告)日：2017-05-04
申请号：US15173336
申请日：2016-06-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Dongkyu Seo , Dongchan Kim , Wonjong Kim , Eungdo Kim , Jihye Lee , Dahea Im , Sanghoon Yim , Yoonhyeung Cho , Wonsuk Han
IPC: H01L51/50
CPC classification number: H01L51/5044 , H01L51/005 , H01L51/0052 , H01L51/0054 , H01L51/0055 , H01L51/0056 , H01L51/0058 , H01L51/0059 , H01L51/006 , H01L51/0061 , H01L51/0065 , H01L51/0067 , H01L51/0071 , H01L51/0072 , H01L51/0073 , H01L51/0074 , H01L51/0077 , H01L51/0081 , H01L51/0084 , H01L51/0085 , H01L51/0087 , H01L51/0088 , H01L51/0092 , H01L51/5012 , H01L51/5016 , H01L51/5056 , H01L51/5088 , H01L51/5096 , H01L51/56 , H01L2251/301
Abstract: An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; a first emission unit and a second emission unit between the first electrode and the second electrode; and a first charge generation layer between the first emission unit and the second emission unit; wherein the first emission unit includes a first emission layer and a first inorganic buffer layer, and the second emission unit includes a second emission layer and a second inorganic buffer layer.
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公开(公告)号：US11832489B2
公开(公告)日：2023-11-28
申请号：US17060660
申请日：2020-10-01
Applicant: Samsung Display Co., LTD.
Inventor： Pyungeun Jeon , Yoojin Sohn , Juwon Lee , Wonjong Kim
IPC: H10K59/35 , H10K50/11 , H10K50/15 , H10K85/60 , H10K101/40 , H10K101/30
CPC classification number: H10K59/35 , H10K50/11 , H10K50/156 , H10K85/615 , H10K85/624 , H10K85/626 , H10K85/631 , H10K85/633 , H10K85/636 , H10K85/6572 , H10K2101/30 , H10K2101/40
Abstract: A light-emitting device includes: a plurality of first electrodes respectively disposed in a first subpixel, a second subpixel, and a third subpixel; a second electrode facing the plurality of first electrodes; a first emission layer disposed in the first subpixel to emit a first-color light; a second emission layer disposed in the second subpixel to emit a second-color light; a first layer disposed between the second electrode and each of the first emission layer and the second emission layer, and integrated with the first subpixel, the second subpixel, and the third subpixel; a hole transport region disposed between the plurality of first electrodes and each of the first layer, the first emission layer, and the second emission layer; a first auxiliary layer disposed between the hole transport region and the first emission layer; and a first intermediate layer disposed between the first auxiliary layer and the first emission layer.
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Patent Agency Ranking
公开(公告)号：US11588133B2
公开(公告)日：2023-02-21
申请号：US16905285
申请日：2020-06-18
Applicant: Samsung Display Co., Ltd.
Inventor： Jongwoo Kim , Wonjong Kim , Yisu Kim , Changyeong Song , Hyein Yang , Woosuk Jung , Yongchan Ju , Jaeheung Ha
IPC: H01L51/52
Abstract: An organic light-emitting display apparatus includes: a pixel electrode, an intermediate layer on the pixel electrode and including an emission layer, an opposite electrode on the pixel electrode such that the intermediate layer is therebetween, an inorganic encapsulation layer on the opposite electrode, an organic encapsulation layer on the inorganic encapsulation layer, and a protection layer on the organic encapsulation layer and including a first protection layer including silicon nitride and a second protection layer including silicon oxynitride.
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17.发明授权公开(公告)号：US11114620B2
公开(公告)日：2021-09-07
申请号：US16206969
申请日：2018-11-30
Applicant: Samsung Display Co., Ltd.
Inventor： Yoonhyeung Cho , Hyungseok Jang , Dongchan Kim , Wonjong Kim , Jiyoung Moon , Yeongrong Park , Dongkyu Seo , Myungchul Yeo , Jihye Lee
Abstract: Disclosed is an organic light-emitting diode device including: a first electrode; a second electrode disposed opposite to the first electrode; m light-emitting units (where m is an integer of 2 or more) disposed between the first electrode and the second electrode, and including at least one light-emitting layer; and m-1 charge generation layers each interposed between two adjacent light-emitting units of the m light-emitting units; wherein at least one of the m-1 charge generation layers includes a compound for a charge generation layer, which includes a boron-containing compound bonded to a metal halide by a one-electron sigma bond.
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18.发明授权公开(公告)号：US10944069B2
公开(公告)日：2021-03-09
申请号：US16167848
申请日：2018-10-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Dongkyu Seo , Dongchan Kim , Jiyoung Moon , Yeongrong Park , Myungchul Yeo , Jihye Lee , Hyungseok Jang , Wonjong Kim , Yoonhyeung Cho
IPC: H01L51/52 , H01L51/50 , G09G3/3258 , H01L27/12
Abstract: An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, a light emitting layer on the hole transport region, an electron transport region on the light emitting layer, and a second electrode on the electron transport region. The electron transport region includes an electron transport layer directly on the light emitting layer. The electron transport layer includes a first ternary compound including a halogen element.
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公开(公告)号：US10886490B2
公开(公告)日：2021-01-05
申请号：US16202295
申请日：2018-11-28
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Eungdo Kim , Dongchan Kim , Wonjong Kim , Dongkyu Seo , Dahea Im , Sanghoon Yim , Yoonhyeung Cho , Changwoong Chu
Abstract: Provided is an organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including a low work function metal compound.
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公开(公告)号：US10784449B2
公开(公告)日：2020-09-22
申请号：US15485080
申请日：2017-04-11
Applicant: Samsung Display Co., Ltd.
Inventor： Dongchan Kim , Yoonhyeung Cho , Wonjong Kim , Eungdo Kim , Dongkyu Seo , Jonghyuk Lee , Jihye Lee , Sanghoon Yim , Wonsuk Han
Abstract: A perovskite compound represented by Formula 1, a thin layer including the perovskite compound, and an optoelectronic device including the perovskite compound: [A][B1nB2(1-n)][X]3. Formula 1 In Formula 1, A may be at least one selected from a monovalent organic cation, monovalent inorganic cation, and combinations thereof; B1 may be a thulium (II) (Tm2+) ion; B2 may be at least one divalent inorganic cation, where B2 is free of (e.g., does not include) Tm2+; n may be a real number that satisfies 0
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