公开(公告)号：US20220173343A1

公开(公告)日：2022-06-02

申请号：US17535521

申请日：2021-11-24

Applicant: Samsung Display Co., Ltd.

Inventor： Junyong SHIN ,  Yeongrong Park ,  Dongkyu Seo ,  Byeongwook Yoo ,  Daeho Lee ,  Byungseok Lee

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer including an emission layer between the first electrode and the second electrode, wherein: the interlayer further includes a hole transport region located between the first electrode and the emission layer; the first electrode includes tin oxide in an amount greater than about 0 wt % and equal to or less than about 8 wt % with respect to 100 wt % of the first electrode; and the hole transport region includes a compound represented by Formula 1, as defined herein.

公开(公告)号：US11264583B2

公开(公告)日：2022-03-01

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 ,  H01L51/00 ,  H01L51/56

Abstract: An organic light-emitting device comprising: a first electrode; a second electrode facing the first electrode; a first emission unit, a second emission unit and a third emission unit between the first electrode and the second electrode; a first charge generation layer between the first emission unit and the second emission unit; and a second charge generation layer between the second emission unit and the third emission unit, wherein the first emission unit comprises a first emission layer, the second emission unit comprises a second emission layer, the third emission unit comprises a third emission layer, and at least one of the first emission unit, the second emission unit and the third emission unit comprises an inorganic buffer layer.

公开(公告)号：US20220033959A1

公开(公告)日：2022-02-03

申请号：US17222895

申请日：2021-04-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dongkyu Seo ,  Daeho Lee ,  Yeongrong Park ,  Junyong Shin ,  Byeongwook Yoo ,  Byungseok Lee

IPC: C23C14/24 ,  C23C14/14 ,  C23C14/58

Abstract: An apparatus for making substrates of a display device includes: a crucible to vaporize a deposition material and including a first metal; and a sacrificial material electrically connected to the crucible and including a second metal having a second ionization energy less than a first ionization energy of the first metal.

公开(公告)号：US10305059B2

公开(公告)日：2019-05-28

申请号：US16005169

申请日：2018-06-11

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: H01L51/00 ,  H01L51/50 ,  H01L51/56

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：US09905791B2

公开(公告)日：2018-02-27

申请号：US14831824

申请日：2015-08-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eungdo Kim ,  Dongchan Kim ,  Wonjong Kim ,  Dongkyu Seo ,  Dahea Im ,  Sanghoon Yim ,  Wonsuk Han

IPC: H01L29/08 ,  H01L51/50 ,  H01L51/52 ,  H01L51/00

CPC classification number: H01L51/5072 ,  H01L51/0081 ,  H01L51/5084 ,  H01L51/5092 ,  H01L51/5221 ,  H01L51/5231 ,  H01L2251/301 ,  H01L2251/558

Abstract: An organic light-emitting device includes a substrate, an anode on the substrate, a hole transport region on the anode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a cathode on the electron transport region, wherein the electron transport region includes an electron injection layer including a first material including at least one of a halide of an alkali metal, and a second material including at least one of a lanthanide metal and a alkaline earth metal, and wherein the cathode contacts the electron injection layer and includes a first metal including at least one of silver, gold, platinum, copper, manganese, titanium, cobalt, nickel, and tungsten, and a second metal including at least one of a lanthanide metal and an alkaline earth metal, wherein an amount of the first metal is equal to or greater than that of the second metal.

公开(公告)号：US20170125717A1

公开(公告)日：2017-05-04

申请号：US15173336

申请日：2016-06-03

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

CPC classification number: H01L51/5044 ,  H01L51/005 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0055 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0065 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0077 ,  H01L51/0081 ,  H01L51/0084 ,  H01L51/0085 ,  H01L51/0087 ,  H01L51/0088 ,  H01L51/0092 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/5096 ,  H01L51/56 ,  H01L2251/301

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：US12133402B2

公开(公告)日：2024-10-29

申请号：US18340664

申请日：2023-06-23

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: H10K50/13 ,  H10K50/11 ,  H10K50/15 ,  H10K50/17 ,  H10K50/18 ,  H10K71/00 ,  H10K85/30 ,  H10K85/60 ,  H10K101/10 ,  H10K102/00

CPC classification number: H10K50/131 ,  H10K50/11 ,  H10K50/15 ,  H10K50/17 ,  H10K50/18 ,  H10K71/00 ,  H10K85/30 ,  H10K85/324 ,  H10K85/341 ,  H10K85/342 ,  H10K85/346 ,  H10K85/348 ,  H10K85/381 ,  H10K85/60 ,  H10K85/615 ,  H10K85/622 ,  H10K85/623 ,  H10K85/624 ,  H10K85/626 ,  H10K85/631 ,  H10K85/633 ,  H10K85/636 ,  H10K85/653 ,  H10K85/654 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K2101/10 ,  H10K2102/00

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：US20230345754A1

公开(公告)日：2023-10-26

申请号：US18340664

申请日：2023-06-23

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: H10K50/13

CPC classification number: H10K50/131 ,  H10K50/11

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：US11737299B2

公开(公告)日：2023-08-22

申请号：US17649548

申请日：2022-01-31

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: H01L51/00 ,  H01L51/50 ,  H01L51/56 ,  H10K50/13 ,  H10K50/11 ,  H10K50/15 ,  H10K50/17 ,  H10K50/18 ,  H10K71/00 ,  H10K85/30 ,  H10K85/60 ,  H10K101/10 ,  H10K102/00

CPC classification number: H10K50/131 ,  H10K50/11 ,  H10K50/15 ,  H10K50/17 ,  H10K50/18 ,  H10K71/00 ,  H10K85/30 ,  H10K85/324 ,  H10K85/341 ,  H10K85/342 ,  H10K85/346 ,  H10K85/348 ,  H10K85/381 ,  H10K85/60 ,  H10K85/615 ,  H10K85/622 ,  H10K85/623 ,  H10K85/624 ,  H10K85/626 ,  H10K85/631 ,  H10K85/633 ,  H10K85/636 ,  H10K85/653 ,  H10K85/654 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K2101/10 ,  H10K2102/00

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：US20190267556A1

公开(公告)日：2019-08-29

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

IPC: H01L51/00 ,  H01L33/50 ,  H01L51/50 ,  H01L51/52 ,  H01L33/04 ,  H01L33/60

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