公开(公告)号：US20180159083A1

公开(公告)日：2018-06-07

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

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5275 ,  H01L27/3244 ,  H01L27/3272 ,  H01L51/5253 ,  H01L51/5256

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.

公开(公告)号：US11957043B2

公开(公告)日：2024-04-09

申请号：US17098455

申请日：2020-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsook Bang ,  Donghoon Kim ,  Sanghoon Yim ,  Jinyoung Choi ,  Eunjeong Hong ,  Kwanhee Lee

IPC: H10K85/30 ,  C09K11/06 ,  H10K50/11 ,  H10K50/13 ,  H10K50/844 ,  H10K85/60 ,  H10K101/10

CPC classification number: H10K85/342 ,  C09K11/06 ,  H10K85/623 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/11 ,  H10K50/13 ,  H10K50/8445 ,  H10K2101/10

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer disposed between the first electrode and the second electrode and including an emission layer patterned into a red emission layer and a green emission layer for a corresponding sub-pixel, wherein the red emission layer includes a red dopant having a horizontal dipole moment, and the green emission layer comprises a green dopant having a horizontal dipole moment, and the horizontal dipole moment of the green dopant is greater than the horizontal dipole moment of the red dopant.

公开(公告)号：US10886490B2

公开(公告)日：2021-01-05

申请号：US16202295

申请日：2018-11-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eungdo Kim ,  Dongchan Kim ,  Wonjong Kim ,  Dongkyu Seo ,  Dahea Im ,  Sanghoon Yim ,  Yoonhyeung Cho ,  Changwoong Chu

IPC: H01L51/50 ,  H01L51/52 ,  H01L51/00

Abstract: Provided is an organic light-emitting device including a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including a low work function metal compound.

公开(公告)号：US10784449B2

公开(公告)日：2020-09-22

申请号：US15485080

申请日：2017-04-11

Applicant: Samsung Display Co., Ltd.

Inventor： Dongchan Kim ,  Yoonhyeung Cho ,  Wonjong Kim ,  Eungdo Kim ,  Dongkyu Seo ,  Jonghyuk Lee ,  Jihye Lee ,  Sanghoon Yim ,  Wonsuk Han

IPC: H01L51/54 ,  C09K11/06 ,  H01L51/00 ,  C09K11/77 ,  C07F5/00

Abstract: A perovskite compound represented by Formula 1, a thin layer including the perovskite compound, and an optoelectronic device including the perovskite compound: [A][B1nB2(1-n)][X]3.  Formula 1 In Formula 1, A may be at least one selected from a monovalent organic cation, monovalent inorganic cation, and combinations thereof; B1 may be a thulium (II) (Tm2+) ion; B2 may be at least one divalent inorganic cation, where B2 is free of (e.g., does not include) Tm2+; n may be a real number that satisfies 0

公开(公告)号：US20200243788A1

公开(公告)日：2020-07-30

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

IPC: H01L51/50

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.

公开(公告)号：US10559765B2

公开(公告)日：2020-02-11

申请号：US15391194

申请日：2016-12-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonsuk Han ,  Dongchan Kim ,  Wonjong Kim ,  Eungdo Kim ,  Dongkyu Seo ,  Jihye Lee ,  Dahea Im ,  Sanghoon Yim ,  Yoonhyeung Cho

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode. An electron transport region is between the second electrode and the emission layer. The electron transport region includes an electron injection layer including a first component including at least one halide of an alkali metal (Group I), a second component including at least one organometallic compound, and a third component including at least one of a lanthanide metal or an alkaline earth metal (Group II).

公开(公告)号：US10529950B2

公开(公告)日：2020-01-07

申请号：US15796199

申请日：2017-10-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sanghoon Yim ,  Dongchan Kim ,  Wonjong Kim ,  Eungdo Kim ,  Dongkyu Seo ,  Okkeun Song ,  Jihye Lee ,  Dahea Im ,  Yoonhyeung Cho ,  Wonsuk Han

IPC: H01L51/52 ,  H01L27/32 ,  H01L29/49 ,  H01L51/05 ,  H01L51/50

Abstract: An organic light-emitting display apparatus, including a substrate; a first electrode on the substrate; a second electrode on the first electrode; a first organic emissive layer between the first electrode and the second electrode, the first organic emissive layer to emit a first light; a second organic emissive layer between the first electrode and the second electrode, the second organic emissive layer to emit a second light having a different color from the first light; an auxiliary layer on the second electrode, the auxiliary layer having a refractive index equal to or higher than about 2.2; and a charging layer on the auxiliary layer.

公开(公告)号：US09806289B2

公开(公告)日：2017-10-31

申请号：US15144848

申请日：2016-05-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sanghoon Yim ,  Dongchan Kim ,  Wonjong Kim ,  Eungdo Kim ,  Dongkyu Seo ,  Okkeun Song ,  Jihye Lee ,  Dahea Im ,  Yoonhyeung Cho ,  Wonsuk Han

IPC: H01L29/08 ,  H01L51/52 ,  H01L29/49 ,  H01L51/05 ,  H01L27/32 ,  H01L51/50

CPC classification number: H01L51/5253 ,  H01L27/3211 ,  H01L27/3244 ,  H01L29/4908 ,  H01L51/0545 ,  H01L51/504 ,  H01L51/5237 ,  H01L51/5275 ,  H01L51/5281

Abstract: An organic light-emitting display apparatus, including a substrate; a first electrode on the substrate; a second electrode on the first electrode; a first organic emissive layer between the first electrode and the second electrode, the first organic emissive layer to emit a first light; a second organic emissive layer between the first electrode and the second electrode, the second organic emissive layer to emit a second light having a different color from the first light; an auxiliary layer on the second electrode, the auxiliary layer having a refractive index equal to or higher than about 2.2; and a charging layer on the auxiliary layer.

公开(公告)号：US20170294607A1

公开(公告)日：2017-10-12

申请号：US15485080

申请日：2017-04-11

Applicant: Samsung Display Co., Ltd.

Inventor： Dongchan Kim ,  Yoonhyeung Cho ,  Wonjong Kim ,  Eungdo Kim ,  Dongkyu Seo ,  Jonghyuk Lee ,  Jihye Lee ,  Sanghoon Yim ,  Wonsuk Han

IPC: H01L51/00 ,  C07C211/63

CPC classification number: H01L51/0089 ,  C07F5/003 ,  C09K11/779 ,  Y02E10/549

Abstract: A perovskite compound represented by Formula 1, a thin layer including the perovskite compound, and an optoelectronic device including the perovskite compound: [A][B1nB2(1-n)][X]3.  Formula 1 In Formula 1, A may be at least one selected from a monovalent organic cation, monovalent inorganic cation, and combinations thereof; B1 may be a thulium (II) (Tm2+) ion; B2 may be at least one divalent inorganic cation, where B2 is free of (e.g., does not include) Tm2+; n may be a real number that satisfies 0

公开(公告)号：US20250057000A1

公开(公告)日：2025-02-13

申请号：US18670891

申请日：2024-05-22

Applicant: Samsung Display Co., Ltd.

Inventor： Jinsook Bang ,  Ilhoo Park ,  Jinouk Song ,  Sanghoon Yim ,  Seongjin Jeong

IPC: H10K59/38 ,  H10K50/11 ,  H10K50/816 ,  H10K59/40 ,  H10K59/80

Abstract: A display apparatus includes, a light emitting device disposed over an emission area of a substrate and emitting light of a first wavelength, and a display panel including a color filter disposed over the light emitting device, a transmittance of the color filter of light of the first wavelength is less than a transmittance of the color filter of light of a second wavelength and the second wavelength is greater than the first wavelength, and an angle-dependent color change of the display panel in the emission area of the substrate at standard coordinates (0.1754, 0.1579) is within a trajectory range of about 10 of a MacAdams ellipse.