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公开(公告)号：US09999943B2
公开(公告)日：2018-06-19
申请号：US15091913
申请日：2016-04-06
发明人： Youngmin Moon , Sungsoon Im , Minho Moon , Soonchul Chang
IPC分类号： H01L21/302 , H01L21/461 , C25F3/00 , B23P15/00 , C03C25/00 , C23F1/00 , C03C15/00 , C03C25/68 , B44C1/22 , B23K26/384 , B23K26/00 , B23K26/40 , C23C14/04 , H01L51/00 , B23K103/18
CPC分类号： B23K26/384 , B23K26/0093 , B23K26/40 , B23K2103/26 , C23C14/042 , G03F7/004 , H01L21/02063 , H01L21/76804 , H01L51/0011
摘要： A method of manufacturing a mask includes forming a first hole in a base material using a laser, the first hole penetrating through the base material from a first surface to a second surface different than the first surface, and expanding the first hole using an etchant to form a second hole.
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公开(公告)号：US09837608B2
公开(公告)日：2017-12-05
申请号：US15175640
申请日：2016-06-07
发明人： Youngmin Moon , Minho Moon , Sungsoon Im , Soonchul Chang , Kyuhwan Hwang
CPC分类号： H01L51/0011 , C23C14/042 , C23C14/24 , H01L27/3244 , H01L51/0023 , H01L51/5237 , H01L51/5256 , H01L51/56
摘要： A mask assembly includes: a mask frame; and a mask sheet disposed on the mask frame, wherein the mask sheet is stretched by applying tensile force and affixed onto the mask frame, wherein the mask sheet includes a pattern including a plurality of openings, and wherein a thickness of the pattern is different from thicknesses of other portions of the mask sheet.
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公开(公告)号：US11569454B2
公开(公告)日：2023-01-31
申请号：US16813539
申请日：2020-03-09
发明人： Jaeyong Lee , Taekyung Kim , Minkyung Kim , Seulong Kim , Pilgu Kang , Jiyoung Kwon , Soonchul Chang , Jaehoon Hwang
摘要： Provided are an organic-light-emitting device and a display apparatus including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including at least one light-emitting unit, wherein the at least one light-emitting unit includes: an emission layer; and a hole transport region between the first electrode and the emission layer and including a first hole transport (HT) layer, the emission layer includes a host, the first HT layer includes a first compound, a minimum bond dissociation energy (BDE1HT) of the first compound is larger than a triplet energy (T1,host) of the host, and a minimum bond dissociation energy (BDEhost) of the host is larger than the triplet energy (T1,host) of the host.
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公开(公告)号：US11414430B2
公开(公告)日：2022-08-16
申请号：US16514854
申请日：2019-07-17
发明人： Seulong Kim , Sunwoo Kang , Pilgu Kang , Jiyoung Kwon , Taekyung Kim , Soonchul Chang , Dahye Cho
IPC分类号： C07D519/00 , H01L51/00 , H01L51/50
摘要： A condensed cyclic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and comprising an emission layer, the organic layer including the condensed cyclic compound represented by Formula 1. A display apparatus includes: a thin-film transistor comprising a source electrode, a drain electrode, and an active layer; and the organic light-emitting device.
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公开(公告)号：US12063857B2
公开(公告)日：2024-08-13
申请号：US18160631
申请日：2023-01-27
发明人： Jaeyong Lee , Taekyung Kim , Minkyung Kim , Seulong Kim , Pilgu Kang , Jiyoung Kwon , Soonchul Chang , Jaehoon Hwang
IPC分类号： H10K85/60 , H10K50/11 , H10K50/15 , H10K50/16 , H10K50/19 , H10K101/30 , H10K101/40
CPC分类号： H10K85/6572 , H10K50/11 , H10K85/615 , H10K85/626 , H10K85/631 , H10K85/636 , H10K85/654 , H10K50/15 , H10K50/16 , H10K50/19 , H10K2101/30 , H10K2101/40
摘要： Provided are an organic-light-emitting device and a display apparatus including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including at least one light-emitting unit, wherein the at least one light-emitting unit includes: an emission layer; and a hole transport region between the first electrode and the emission layer and including a first hole transport (HT) layer, the emission layer includes a host, the first HT layer includes a first compound, a minimum bond dissociation energy (BDE1HT) of the first compound is larger than a triplet energy (T1,host) of the host, and a minimum bond dissociation energy (BDEhost) of the host is larger than the triplet energy (T1,host) of the host.
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公开(公告)号：US10533245B2
公开(公告)日：2020-01-14
申请号：US15218526
申请日：2016-07-25
发明人： Soonchul Chang , Seungyong Song , Sungsoon Im , Kyuhwan Hwang , Minho Moon , Youngmin Moon
摘要： A mask assembly, and an apparatus including the same are provided. The mask assembly includes a mask sheet. The mask sheet includes a pattern portion having openings, and a welding portion connected to the pattern portion. The welding portion has a grain size different from a grain size of the pattern portion.
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公开(公告)号：US09695522B2
公开(公告)日：2017-07-04
申请号：US14947714
申请日：2015-11-20
发明人： Sungsoon Im , Kyu H. Hwang , Jaesik Kim , Minho Moon , Youngmin Moon , Soonchul Chang , Taewook Kang
CPC分类号： C25D1/10 , B05B12/20 , B05C21/005 , H01L51/0011
摘要： A deposition mask including a mask body including a plurality of pattern holes; a plurality of protrusions protruding from the mask body; and a plurality of grooves formed in the mask body. A grain size of the mask body is in arrange of about 10 μm to about 1000 μm, and a difference between a maximum height of the plurality of protrusions and a maximum height of the plurality of grooves is equal to or less than 0.5 μm.
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公开(公告)号：US12127477B2
公开(公告)日：2024-10-22
申请号：US17329903
申请日：2021-05-25
发明人： Jiyoung Song , Seulong Kim , Pilgu Kang , Eungyoung Park , Hajin Song , Hyekyun Lee , Soonchul Chang , Dongseob Jeong , Yangjin Cho , Jina Hur
IPC分类号： H01L51/00 , H10K85/30 , H10K85/40 , H10K85/60 , H10K50/11 , H10K50/115 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/18 , H10K101/10
CPC分类号： H10K85/654 , H10K85/342 , H10K85/346 , H10K85/40 , H10K85/622 , H10K85/623 , H10K85/624 , H10K85/633 , H10K85/636 , H10K85/6572 , H10K85/6574 , H10K85/6576 , H10K50/11 , H10K50/115 , H10K50/15 , H10K50/16 , H10K50/171 , H10K50/18 , H10K2101/10
摘要： An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an emission region between the first electrode and the second electrode and including a first emission layer and a second emission layer; and a hole blocking layer between the first emission layer and the first electrode, or between the second emission layer and the second electrode, wherein the second emission layer may be between the first emission layer and the hole blocking layer, the first emission layer may include a first host and a first light-emitting material, the second emission layer may include a second host and a second light-emitting material, and the first light-emitting material and the second light-emitting material may respectively be included in the first emission layer and the second emission layer at an identical ratio.
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公开(公告)号：US11889756B2
公开(公告)日：2024-01-30
申请号：US16518346
申请日：2019-07-22
发明人： Taekyung Kim , Sunwoo Kang , Pilgu Kang , Jiyoung Kwon , Soonchul Chang , Jaehoon Hwang
IPC分类号： H10K85/60 , C09K11/06 , C07D471/06 , C07D471/16 , H10K50/11 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/18 , H10K50/155 , H10K59/123 , H10K101/10
CPC分类号： H10K85/6572 , C07D471/06 , C07D471/16 , C09K11/06 , H10K85/615 , C09K2211/1018 , H10K50/11 , H10K50/15 , H10K50/155 , H10K50/16 , H10K50/17 , H10K50/171 , H10K50/18 , H10K59/123 , H10K2101/10
摘要： Provided are an organic light-emitting device having improved luminescent efficiency and a compound.
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公开(公告)号：US20200075869A1
公开(公告)日：2020-03-05
申请号：US16518346
申请日：2019-07-22
发明人： Taekyung Kim , Sunwoo Kang , Pilgu Kang , Jiyoung Kwon , Soonchul Chang , Jaehoon Hwang
IPC分类号： H01L51/00 , C07D471/16 , C09K11/06 , C07D471/06
摘要： Provided are an organic light-emitting device having improved luminescent efficiency and a compound.
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