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公开(公告)号:US20160248034A1
公开(公告)日:2016-08-25
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.
Abstract translation: 有机发光装置包括基板,基板上的阳极,阳极上的空穴传输区域,空穴传输区域上的发光层,发光层上的电子传输区域和电子传输区域上的阴极 其中,所述电子传输区域包括电子注入层,所述电子注入层包括包含碱金属的卤化物中的至少一种的第一材料和包含镧系金属和碱土金属中的至少一种的第二材料,并且其中所述阴极接触 电子注入层,并且包括包含银,金,铂,铜,锰,钛,钴,镍和钨中的至少一种的第一金属和包含镧系金属和碱土金属中的至少一种的第二金属 其中所述第一金属的量等于或大于所述第二金属的量。
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公开(公告)号:US12004364B2
公开(公告)日:2024-06-04
申请号:US18218563
申请日:2023-07-05
Applicant: Samsung Display Co., LTD.
Inventor: Dongchan Kim , Jiyoung Moon , Heechang Yoon , Jihye Lee , Hakchoong Lee , Haemyeong Lee , Myungsuk Han , Jihwan Yoon , Jonghyuk Lee , Yoonhyeung Cho
CPC classification number: H10K50/171 , H10K50/15 , H10K50/16 , H10K59/12 , H10K59/40
Abstract: A light-emitting device and an apparatus including the same include a first electrode, a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes m emission units and (m-1) charge generating units, each of the charge generating units being between the emission units that are adjacent to each other, m is a natural number of 2 or greater, at least one of the (m-1) charge generating units includes an n-type charge generating layer, a p-type charge generating layer, and a p-type hole injection layer, wherein the n-type charge generating layer includes an n-type organic compound and a metal material, and wherein the p-type charge generating layer and the p-type hole injection layer each independently include an inorganic semiconductor material.
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13.
公开(公告)号:US11895903B2
公开(公告)日:2024-02-06
申请号:US17506448
申请日:2021-10-20
Applicant: Samsung Display Co., Ltd.
Inventor: Yoonseok Ka , Dongchan Kim , Jiyoung Moon , Heechang Yoon
Abstract: A method of forming a perovskite thin film and a light-emitting device including a layer manufactured by the method.
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公开(公告)号:US11744100B2
公开(公告)日:2023-08-29
申请号:US17226231
申请日:2021-04-09
Applicant: Samsung Display Co., LTD.
Inventor: Dongchan Kim , Jiyoung Moon , Heechang Yoon , Jihye Lee , Hakchoong Lee , Haemyeong Lee , Myungsuk Han , Jihwan Yoon , Jonghyuk Lee , Yoonhyeung Cho
CPC classification number: H10K50/171 , H10K50/15 , H10K50/16 , H10K59/12 , H10K59/40
Abstract: A light-emitting device and an apparatus including the same include a first electrode, a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes m emission units and (m−1) charge generating units, each of the charge generating units being between the emission units that are adjacent to each other, m is a natural number of 2 or greater, at least one of the (m−1) charge generating units includes an n-type charge generating layer, a p-type charge generating layer, and a p-type hole injection layer, wherein the n-type charge generating layer includes an n-type organic compound and a metal material, and wherein the p-type charge generating layer and the p-type hole injection layer each independently include an inorganic semiconductor material.
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公开(公告)号:US20220149310A1
公开(公告)日:2022-05-12
申请号:US17450820
申请日:2021-10-13
Applicant: Samsung Display Co., Ltd.
Inventor: Dongchan Kim , Donghui Lee , Chulsoon Lee , Haemyeong Lee , Wonsuk Han , Yoonseok Ka , Jiyoung Moon , Jihwan Yoon , Heechang Yoon , Jihye Lee , Hakchoong Lee , Yoonhyeung Cho , Myungsuk Han
Abstract: A light-emitting device and an electronic apparatus including the same are provided. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; m emission units stacked between the first electrode and the second electrode and including an emission layer; and m−1 charge generation layers each between two neighboring emission units from among the m emission units, wherein m is an integer of 2 or more, at least one of the m emission units includes an inorganic mixed layer between the first electrode and the emission layer, and the inorganic mixed layer includes an inorganic insulating material and an inorganic semiconductor material.
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公开(公告)号:US11264583B2
公开(公告)日:2022-03-01
申请号:US16852171
申请日:2020-04-17
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 comprising: a first electrode; a second electrode facing the first electrode; a first emission unit, a second emission unit and a third emission unit between the first electrode and the second electrode; a first charge generation layer between the first emission unit and the second emission unit; and a second charge generation layer between the second emission unit and the third emission unit, wherein the first emission unit comprises a first emission layer, the second emission unit comprises a second emission layer, the third emission unit comprises a third emission layer, and at least one of the first emission unit, the second emission unit and the third emission unit comprises an inorganic buffer layer.
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公开(公告)号:US20210320274A1
公开(公告)日:2021-10-14
申请号:US17226231
申请日:2021-04-09
Applicant: Samsung Display Co., LTD.
Inventor: Dongchan Kim , Jiyoung Moon , Heechang Yoon , Jihye Lee , Hakchoong Lee , Haemyeong Lee , Myungsuk Han , Jihwan Yoon , Jonghyuk Lee , Yoonhyeung Cho
Abstract: A light-emitting device and an apparatus including the same include a first electrode, a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes m emission units and (m−1) charge generating units, each of the charge generating units being between the emission units that are adjacent to each other, m is a natural number of 2 or greater, at least one of the (m−1) charge generating units includes an n-type charge generating layer, a p-type charge generating layer, and a p-type hole injection layer, wherein the n-type charge generating layer includes an n-type organic compound and a metal material, and wherein the p-type charge generating layer and the p-type hole injection layer each independently include an inorganic semiconductor material.
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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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20.
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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