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公开(公告)号：US11545643B2
公开(公告)日：2023-01-03
申请号：US17352111
申请日：2021-06-18
Applicant: Samsung Display Co., Ltd.
Inventor： Jungjin Yang , Myunghwan Kim , Seohyun Kim , Ji-young Kim , Jinwoo Park , Wonjun Song , Taewoong Yoo , Soojung Youn , Kwanhee Lee , Seokjae Lee
Abstract: An organic electroluminescence display device includes: a substrate; a first electrode including a first sub-electrode and a second sub-electrode spaced apart from each other and on the substrate; a first light emitting unit on the first electrode; a charge generation unit on the first light emitting unit; a second light emitting unit on the charge generation unit; and a second electrode on the second light emitting unit, wherein the first light emitting unit comprises a first light emitting layer correspondingly on the first sub-electrode; and a second light emitting layer correspondingly on the second sub-electrode, wherein the second light emitting unit comprises a third light emitting layer correspondingly on the first light emitting layer; and a fourth light emitting layer correspondingly on the second light emitting layer.
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公开(公告)号：US10008685B2
公开(公告)日：2018-06-26
申请号：US14812493
申请日：2015-07-29
Inventor： Tae-Woo Lee , Su-Hun Jeong , Kwanhee Lee , Wonjun Song
CPC classification number: H01L51/5206 , H01L51/0037 , H01L2251/5346 , H01L2251/5369
Abstract: An organic light emitting device includes an anode, the anode including a conductive polymer, a fluorine-containing organic material, and metal nanoparticles, a cathode facing the anode, and an emission layer between the anode and the cathode.
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公开(公告)号：US09991459B2
公开(公告)日：2018-06-05
申请号：US15191947
申请日：2016-06-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Myunghwan Kim , Minho Park , Wonjun Song , Taewoo Lee
CPC classification number: H01L51/504 , H01L27/3209 , H01L51/5206 , H01L51/5218 , H01L51/5221 , H01L51/5234 , H01L2251/301 , H01L2251/303
Abstract: An organic light emitting diode, including a first electrode; a first light emitting unit on the first electrode; a charge generating layer on the first light emitting unit, the charge generating layer including a plurality of organic layers; a second light emitting unit on the charge generating layer; and a second electrode on the second light emitting unit, the plurality of organic layers of the charge generating layer including a first organic layer and a second organic layer that are respectively adjacent to the first light emitting unit and the second light emitting unit; and a third organic layer between the first organic layer and the second organic layer, the first organic layer and the second organic layer being one of a p-type layer or a hole transport layer, and the third organic layer being the other of the p-type layer or the hole transport layer.
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公开(公告)号：US20180083228A1
公开(公告)日：2018-03-22
申请号：US15823470
申请日：2017-11-27
Applicant: Samsung Display Co., Ltd.
Inventor： Jungjin Yang , Wonjun Song , Kwanhee Lee
CPC classification number: H01L51/5268 , G02B5/02 , G02B5/0242 , H01L27/3246 , H01L27/3248 , H01L27/3258 , H01L51/524 , H01L51/5253 , H01L51/5281 , H01L2251/301 , H01L2251/303 , H01L2251/5315 , H01L2251/5369 , H01L2251/558
Abstract: An organic light emitting display apparatus includes a substrate, a plurality of organic light emitting elements on the substrate, an encapsulation substrate covering the organic light emitting elements, and a scattering layer including a resin, and a plurality of scattering particles distributed in the resin, and including a variety of particle sizes in a first range from about 500 nm to about 800 nm, wherein ones of the scattering particles having a first particle size include a highest concentration of the scattering particles, and wherein a concentration of other ones of the scattering particles is inversely proportional to a magnitude of a difference in particle size between the other ones of the scattering particles and the ones of the scattering particles having the first particle size.
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公开(公告)号：US09673413B2
公开(公告)日：2017-06-06
申请号：US14718395
申请日：2015-05-21
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sunhye Lee , Wonjun Song , Jae Bok Kim
IPC: H01L51/50
CPC classification number: H01L51/508
Abstract: An organic light-emitting device including 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 a first mixed electron transport layer and a second mixed electron transport layer on the first mixed electron transport layer. The first mixed electron transport layer includes a first electron transport compound and a second electron transport compound different from the first electron transport compound. The second mixed electron transport layer includes the first electron transport compound and a third electron transport compound different from the first electron transport compound and the second electron transport compound.
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Patent Agency Ranking
公开(公告)号：US12225750B2
公开(公告)日：2025-02-11
申请号：US18407374
申请日：2024-01-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jungjin Yang , Myunghwan Kim , Seohyun Kim , Ji-young Kim , Jinwoo Park , Wonjun Song , Taewoong Yoo , Soojung Youn , Kwanhee Lee , Seokjae Lee
IPC: H10K50/805 , H10K50/15 , H10K50/16 , H10K59/32
Abstract: An organic electroluminescence display device includes: a substrate; a first electrode including a first sub-electrode and a second sub-electrode spaced apart from each other and on the substrate; a first light emitting unit on the first electrode; a charge generation unit on the first light emitting unit; a second light emitting unit on the charge generation unit; and a second electrode on the second light emitting unit, wherein the first light emitting unit comprises a first light emitting layer correspondingly on the first sub-electrode; and a second light emitting layer correspondingly on the second sub-electrode, wherein the second light emitting unit comprises a third light emitting layer correspondingly on the first light emitting layer; and a fourth light emitting layer correspondingly on the second light emitting layer.
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公开(公告)号：US11944003B2
公开(公告)日：2024-03-26
申请号：US17313493
申请日：2021-05-06
Applicant: Samsung Display Co., Ltd.
Inventor： Myeongsuk Kim , Sungwook Kim , Wonjun Song , Jinsoo Hwang , Changwoong Chu
CPC classification number: H10K85/633 , H10K85/636 , H10K85/6574 , H10K85/6576 , H10K50/11 , H10K59/35 , H10K85/615 , H10K85/624 , H10K85/626 , H10K85/6572
Abstract: An organic light-emitting device having a low driving voltage, high efficiency, and a long lifespan is provided. The device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer, a first compound, and a second compound. Various chemical structures for the first compound and the second compound are provided.
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公开(公告)号：US11114645B2
公开(公告)日：2021-09-07
申请号：US15581267
申请日：2017-04-28
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jungjin Yang , Myunghwan Kim , Sunhwa Kim , Jieun Park , Wonjun Song , Kwanhee Lee , Dukjin Lee , Woosuk Jung , Heeseong Jeong
IPC: H01L51/52 , G02B5/20 , G02B5/22 , G02F1/1335 , G02B5/30 , G06F3/041 , H01L27/32 , G02F1/1333
Abstract: Provided is a display device including a display panel and a polarization member on the display panel, wherein the polarization member includes a polarizer, and a plurality of functional layers on at least one surface of the polarizer, wherein at least one of the plurality of functional layers includes a first light absorbing dye that absorbs light having a wavelength of greater than about 380 nm and equal to or less than about 450 nm.
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公开(公告)号：US10665789B2
公开(公告)日：2020-05-26
申请号：US15365522
申请日：2016-11-30
Applicant: Samsung Display Co., Ltd
Inventor： Myeongsuk Kim , Sungwook Kim , Wonjun Song , Jinsoo Hwang , Changwoong Chu
Abstract: An organic light-emitting device having a low driving voltage, high efficiency, and a long lifespan is provided. The device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer, a first compound, and a second compound. Various chemical structures for the first compound and the second compound are provided.
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10.发明授权公开(公告)号：US10186679B2
公开(公告)日：2019-01-22
申请号：US15638964
申请日：2017-06-30
Applicant: Samsung Display Co., Ltd.
Inventor： Wonjun Song , Jaebok Kim , Jungjin Yang
Abstract: An organic light-emitting apparatus and a method of manufacturing the same. The method includes depositing a mixed layer and a buffer layer as an electron transport layer on the emission layer by making a single round-trip of the source unit that includes the first through third ejectors in a scanning direction of the substrate, wherein the mixed layer includes a mixture of the first and second semiconductor materials and the buffer layer includes a single layer including the third semiconductor material.
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