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公开(公告)号：US11700737B2
公开(公告)日：2023-07-11
申请号：US16895842
申请日：2020-06-08
Applicant: Samsung Display Co., Ltd.
Inventor： Dongchan Kim , Jiyoung Moon , Donghui Lee , Jihye Lee , Chulsoon Lee , Hakchoong Lee , Haemyeong Lee , Wonsuk Han , Jihwan Yoon , Yoonhyeung Cho
IPC: H01L51/52 , H10K50/19 , H10K50/13 , H10K59/38 , H10K59/123 , H10K50/15 , H10K50/16 , H10K50/17 , H10K71/00 , H10K85/30 , H10K85/60 , H10K101/30 , H10K102/00
CPC classification number: H10K50/19 , H10K50/13 , H10K59/123 , H10K59/38 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/171 , H10K71/00 , H10K85/30 , H10K85/322 , H10K85/615 , H10K85/626 , H10K85/633 , H10K85/636 , H10K85/654 , H10K85/6572 , H10K85/6574 , H10K2101/30 , H10K2102/331 , H10K2102/351
Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; light-emitting units in the number of n between the first electrode and the second electrode; and a charge-generation unit(s) in the number of n−1 between the adjacent light-emitting units. The light-emitting units each include an emission layer, and at least one of the charge-generation unit(s) includes an n-type charge-generation layer, a p-type charge-generation layer, and an interlayer between the n-type charge-generation layer and the p-type charge-generation layer. The p-type charge-generation layer includes a first material and a second material, the first material includes a hole-transporting organic compound, an inorganic insulation compound, or any combination thereof, the second material includes at least one inorganic semiconductor compound, the interlayer comprises a third material, and the third material is selected from an organic compound, an inorganic semiconductor compound, and an inorganic insulation compound.
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公开(公告)号：US11621406B2
公开(公告)日：2023-04-04
申请号：US16885762
申请日：2020-05-28
Applicant: Samsung Display Co., Ltd.
Inventor： Wonmin Yun , Yisu Kim , Eungseok Park , Byoungduk Lee , Yoonhyeung Cho , Yongchan Ju
Abstract: A display apparatus includes a substrate, a display arranged on the substrate and including a plurality of display elements, and an encapsulator arranged on the display and encapsulating the display. The encapsulator may include at least one inorganic film and at least one organic film, and the at least one organic film may include a matrix and an ultraviolet light absorbent dispersed in the matrix.
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公开(公告)号：US20220344595A1
公开(公告)日：2022-10-27
申请号：US17544866
申请日：2021-12-07
Applicant: Samsung Display Co., Ltd.
Inventor： Heechang Yoon , Dongchan Kim , Yoonseok Ka , Jiyoung Moon , Haemyeong Lee , Yoonhyeung Cho
Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including a first layer, wherein the first electrode has a work function value of about −5.5 eV to about −6.1 eV, and the interlayer includes a second layer doped with a non-lead-based perovskite compound.
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公开(公告)号：US11417857B2
公开(公告)日：2022-08-16
申请号：US16249775
申请日：2019-01-16
Applicant: Samsung Display Co., Ltd.
Inventor： Yohan Kim , Wonmin Yun , Yisu Kim , Byoungduk Lee , Yoonhyeung Cho
IPC: H01L51/52 , H01L51/00 , C07D401/12 , C07D211/46 , C07C233/24 , C07C233/33 , C07D249/20 , C09K3/10 , C08K5/00 , H01L27/32 , C08K5/13 , C08K5/16 , C08K5/34 , C08K5/04
Abstract: Provided are a heterocyclic compound and an electronic apparatus. The electronic apparatus includes: a substrate; an organic light-emitting device on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device, the thin film encapsulation portion including an ultraviolet (UV) stabilizing mixture, and the UV stabilizing mixture including a UV absorbent and a radical scavenger.
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公开(公告)号：US11177418B2
公开(公告)日：2021-11-16
申请号：US16507361
申请日：2019-07-10
Applicant: Samsung Display Co., Ltd.
Inventor： Doohwan Kim , Jaemyong Kim , Jaehyuk Lee , Joowon Lee , Yoonhyeung Cho
IPC: H01L33/50 , H01L25/075 , H01L33/48 , H01L33/54
Abstract: Provided is a display device. The display device includes a base layer, a plurality of wavelength conversion parts disposed on one surface of the base layer, a partition wall disposed between the adjacent wavelength conversion parts of the plurality of wavelength conversion parts and having a first refractive index, a cover part configured to cover the plurality of wavelength conversion parts and having a second refractive index greater than the first refractive index, and an image display part disposed on a surface provided by the partition wall and the cover part.
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Patent Agency Ranking
公开(公告)号：US20210292546A1
公开(公告)日：2021-09-23
申请号：US17202957
申请日：2021-03-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： WONMIN YUN , Yohan Kim , Jongjin Park , Byoungduk Lee , Yunah Chung , Yoonhyeung Cho , Youngcheol Joo , Yongchan Ju
Abstract: Provided are an encapsulating or filling composition for electronic devices and an electronic apparatus. The encapsulating or filling composition includes a curable material containing an epoxy group, a polymerization initiator, and a metal catalyst. The electronic apparatus includes a first substrate, an electronic device disposed on the first substrate, and one or more cured materials of the encapsulating or filling composition formed on the electronic device.
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公开(公告)号：US20210083011A1
公开(公告)日：2021-03-18
申请号：US17103076
申请日：2020-11-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Wonmin Yun , Yisu Kim , Eungseok Park , Byoungduk Lee , Yunah Chung , Yoonhyeung Cho , Yongchan Ju
Abstract: An organic light-emitting display apparatus includes a substrate; a pixel electrode over the substrate; a pixel-defining layer including an opening that exposes at least a portion of the pixel electrode; an intermediate layer, which is over the portion of the pixel electrode exposed by the opening and includes an organic emission layer; a counter electrode over the intermediate layer; and an encapsulating structure, which is over the counter electrode and includes at least one inorganic layer and at least one organic layer, and the at least one organic layer includes quantum dots and is in the opening.
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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
Applicant: Samsung Display Co., Ltd.
Inventor： Dongchan Kim , Wonjong Kim , Dongkyu Seo , Myungchul Yeo , Hyungseok Jang , Yoonhyeung Cho
Abstract: 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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公开(公告)号：US10476036B2
公开(公告)日：2019-11-12
申请号：US15713407
申请日：2017-09-22
Applicant: Samsung Display Co., Ltd.
Inventor： Jihye Lee , Dongchan Kim , Donghoon Kim , Wonjong Kim , Jiyoung Moon , Dongkyu Seo , Dahea Im , Sanghoon Yim , Yoonhyeung Cho , Wonsuk Han
Abstract: An organic light emitting diode display device includes a substrate, an organic light emitting diode on the substrate and a capping layer on the organic light emitting diode. The capping layer includes metal iodide selected from alkali metal iodide and alkaline-earth metal iodide. The organic light emitting diode may have reduced driving voltage and improved luminous efficiency.
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公开(公告)号：US20190296263A1
公开(公告)日：2019-09-26
申请号：US16440917
申请日：2019-06-13
Applicant: Samsung Display Co., Ltd.
Inventor： Wonmin Yun , Yisu Kim , Eungseok Park , Byoungduk Lee , Yoonhyeung Cho , Yongchan Ju
IPC: H01L51/52
Abstract: A display apparatus includes a substrate, a display arranged on the substrate and including a plurality of display elements, and an encapsulator arranged on the display and encapsulating the display. The encapsulator may include at least one inorganic film and at least one organic film, and the at least one organic film may include a matrix and an ultraviolet light absorbent dispersed in the matrix.
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