公开(公告)号：US11114620B2

公开(公告)日：2021-09-07

申请号：US16206969

申请日：2018-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonhyeung Cho ,  Hyungseok Jang ,  Dongchan Kim ,  Wonjong Kim ,  Jiyoung Moon ,  Yeongrong Park ,  Dongkyu Seo ,  Myungchul Yeo ,  Jihye Lee

IPC: H01L51/50 ,  H01L51/00 ,  C07F5/02 ,  H01L51/52

Abstract: Disclosed is an organic light-emitting diode device including: a first electrode; a second electrode disposed opposite to the first electrode; m light-emitting units (where m is an integer of 2 or more) disposed between the first electrode and the second electrode, and including at least one light-emitting layer; and m-1 charge generation layers each interposed between two adjacent light-emitting units of the m light-emitting units; wherein at least one of the m-1 charge generation layers includes a compound for a charge generation layer, which includes a boron-containing compound bonded to a metal halide by a one-electron sigma bond.

公开(公告)号：US10944069B2

公开(公告)日：2021-03-09

申请号：US16167848

申请日：2018-10-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dongkyu Seo ,  Dongchan Kim ,  Jiyoung Moon ,  Yeongrong Park ,  Myungchul Yeo ,  Jihye Lee ,  Hyungseok Jang ,  Wonjong Kim ,  Yoonhyeung Cho

IPC: H01L51/52 ,  H01L51/50 ,  G09G3/3258 ,  H01L27/12

Abstract: An organic electroluminescence device includes 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 an electron transport layer directly on the light emitting layer. The electron transport layer includes a first ternary compound including a halogen element.

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：US20250040337A1

公开(公告)日：2025-01-30

申请号：US18890683

申请日：2024-09-19

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

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：US12200993B2

公开(公告)日：2025-01-14

申请号：US17119948

申请日：2020-12-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ansu Lee ,  Jihye Lee ,  Kangmoon Jo

IPC: H10K59/131 ,  H10K59/123 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device includes a display element that includes a pixel electrode and a common electrode, a driving thin-film transistor, a first thin-film transistor connected to a gate electrode of the driving thin-film transistor and a first initialization voltage, a second thin-film transistor connected to the pixel electrode of the display element and a second initialization voltage line, and a common voltage line connected to the first initialization voltage line and the second initialization voltage line, wherein a voltage equal to a voltage transmitted to the common electrode is transmitted to the common voltage line.