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公开(公告)号：US10797250B2
公开(公告)日：2020-10-06
申请号：US16286327
申请日：2019-02-26
发明人： Dongchan Kim , Wonjong Kim , Dongkyu Seo , Myungchul Yeo , Hyungseok Jang , Yoonhyeung Cho
摘要： An electronic apparatus and a lighting apparatus are provided. The apparatus includes a light-emitting device that has an intermediate layer between two electrodes, wherein the intermediate layer includes an emission layer having a perovskite compound represented by one of the following formulas: 1) [A][B1n1B2(1-n1)][X]3, 2) [A]2[B1n2B2(1-n2)][X]4, 3) [A]3[B1n2B2(1-n2)]2[X]7, and 4) [A]4[B1n2B2(1-n2)]3[X]10, wherein, in Formula 1), A is at least one monovalent organic-cation, a monovalent inorganic cation, or any combination thereof, B1 is a Sm2+ ion, B2 is at least one divalent inorganic cation and does not include a Sm2+ ion, n1 is a real number satisfying 0
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2.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
发明人： Yoonhyeung Cho , Hyungseok Jang , Dongchan Kim , Wonjong Kim , Jiyoung Moon , Yeongrong Park , Dongkyu Seo , Myungchul Yeo , Jihye Lee
摘要： 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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公开(公告)号：US10944069B2
公开(公告)日：2021-03-09
申请号：US16167848
申请日：2018-10-23
发明人： Dongkyu Seo , Dongchan Kim , Jiyoung Moon , Yeongrong Park , Myungchul Yeo , Jihye Lee , Hyungseok Jang , Wonjong Kim , Yoonhyeung Cho
IPC分类号： H01L51/52 , H01L51/50 , G09G3/3258 , H01L27/12
摘要： 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：US11889718B2
公开(公告)日：2024-01-30
申请号：US17234971
申请日：2021-04-20
发明人： Eung Seok Park , Yongtack Kim , Yoonhyeung Cho , Myungchul Yeo
IPC分类号： H10K50/84 , H10K50/85 , H10K59/12 , H10K59/13 , H10K59/35 , H10K59/38 , H10K50/856 , H10K50/844 , G02F1/1362 , H10K50/17 , H10K59/126 , H10K50/15 , G02F1/1335 , H10K59/127 , H10K50/16
CPC分类号： H10K50/856 , H10K50/844 , H10K59/38 , G02F1/133509 , G02F1/133512 , G02F1/133514 , G02F1/136209 , G09G2300/0408 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/171 , H10K59/126 , H10K59/127
摘要： A display panel including a base layer; a circuit layer; an emission layer including first, second and third emission areas respectively corresponding to first, second and third pixel areas; an organic encapsulation layer having a flat top surface; an inorganic encapsulation layer on the top surface of the organic encapsulation layer and having a first refractive index; a functional layer disposed on the inorganic encapsulation aver and having a second refractive index less than the first refractive index; and a partition wall disposed on the functional layer and including first, second and third openings, wherein the first, second and third openings respectively correspond to the first, second and third pixel areas, wherein a total reflection critical angle between the inorganic encapsulation layer and the functional layer is less than a reference incident angle of reference light traveling from the first emission area toward the partition wall.
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公开(公告)号：US20190267556A1
公开(公告)日：2019-08-29
申请号：US16286327
申请日：2019-02-26
发明人： Dongchan Kim , Wonjong Kim , Dongkyu Seo , Myungchul Yeo , Hyungseok Jang , Yoonhyeung Cho
摘要： An electronic apparatus and a lighting apparatus are provided. The apparatus includes a light-emitting device that has an intermediate layer between two electrodes, wherein the intermediate layer includes an emission layer having a perovskite compound represented by one of the following formulas: 1) [A][B1n1B2(1-n1)][X]3, 2) [A]2[B1n2B2(1-n2)][X]4, 3) [A]3[B1n2B2(1-n2)]2[X]7, and 4) [A]4[B1n2B2(1-n2)]3[X]10, wherein, in Formula 1), A is at least one monovalent organic-cation, a monovalent inorganic cation, or any combination thereof, B1 is a Sm2+ ion, B2 is at least one divalent inorganic cation and does not include a Sm2+ ion, n1 is a real number satisfying 0
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