公开(公告)号：US11264591B2

公开(公告)日：2022-03-01

申请号：US16417386

申请日：2019-05-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Ji Hye Lee ,  Da Hea Im ,  Sang Hoon Yim ,  Yoon Hyeung Cho ,  Won Suk Han

IPC: H01L27/32 ,  H01L51/52

Abstract: A light emitting diode display includes: a substrate; a light emitting element on the substrate; and a capping layer on the organic light emitting element and including a plurality of refractive layers each including a low refraction layer and a high refraction layer, wherein the high refraction layer includes a first inorganic material having a refractive index which is equal to or greater than about 1.7 and equal to or less than about 6.0, wherein the low refraction layer includes a second inorganic material having a refractive index which is equal to or greater than about 1.0 and equal to or less than about 1.7, and wherein the second inorganic material comprises at least one selected from LiF, AlF3, NaF, KF, RbF, CaF2, SrF2, and YbF2.

公开(公告)号：US11177461B2

公开(公告)日：2021-11-16

申请号：US16427978

申请日：2019-05-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Jong Kim ,  Dong Chan Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Da Hea Im ,  Sang Hoon Yim ,  Yoon Hyeung Cho ,  Won Suk Han

IPC: H01L51/52 ,  H01L51/00 ,  H01L51/50 ,  H01L27/32

Abstract: An organic light emitting diode display including: a substrate; an organic light emitting diode on the substrate; a capping layer on the organic light emitting diode and including a high refractive layer including an inorganic material having a refractive index that is equal to or greater than about 1.7 and equal to or less than about 6.0; and a thin film encapsulation layer covering the capping layer and the organic light emitting diode, the inorganic material including at least one selected from the group consisting of CuI, thallium iodide (TlI), BaS, Cu2O, CuO, BiI, WO3, TiO2, AgI, CdI2, HgI2, SnI2, PbI2, BiI3, ZnI2, MoO3, Ag2O, CdO, CoO, Pr2O3, SnS, PbS, CdS, CaS, ZnS, ZnTe, PbTe, CdTe, SnSe, PbSe, CdSe, AlAs, GaAs, InAs, GaP, InP, AlP, AlSb, GaSb, and InSb.

公开(公告)号：US10283734B2

公开(公告)日：2019-05-07

申请号：US14877955

申请日：2015-10-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sang Hoon Yim ,  Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Jong Hyuk Lee ,  Da Hea Im ,  Yoon Hyeung Cho ,  Chang Woong Chu

IPC: H01L51/52

Abstract: An organic light emitting diode display, including a substrate; a thin film transistor on the substrate; a first electrode on the thin film transistor and electrically connected to the thin film transistor; an organic emission layer on the first electrode; a second electrode on the organic emission layer; and a first capping layer on the second electrode and a second capping layer on the first capping layer, the second capping layer being thicker than the first capping layer.

公开(公告)号：US09985235B2

公开(公告)日：2018-05-29

申请号：US15076587

申请日：2016-03-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Da Hea Im ,  Sang Hoon Yim ,  Won Suk Han

IPC: B32B9/00 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L51/5092 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5036 ,  H01L51/5056 ,  H01L51/5265

Abstract: An organic light emitting diode according to an example embodiment of the present disclosure includes: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer. The electron injection layer includes a first halogen dipole material based on a transition or post-transition metal I, and a second halogen dipole material based on a metal having a work function of 4.0 eV or less.

公开(公告)号：US20160329521A1

公开(公告)日：2016-11-10

申请号：US14985285

申请日：2015-12-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Ji Hye Lee ,  Da Hea Im ,  Sang Hoon Yim ,  Yoon Hyeung Cho ,  Won Suk Han

IPC: H01L51/52 ,  H01L27/32

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

Abstract: An organic light emitting diode display includes: a substrate; an organic light emitting element on the substrate; and a capping layer on the organic light emitting element and including a high refraction layer formed of an inorganic material having a refractive index which is equal to or greater than about 1.7 and equal to or less than about 6.0, wherein the inorganic material includes at least one selected from CuI, thallium iodide (TlI), AgI, CdI2, HgI2, SnI2, PbI2, BiI3, ZnI2, MnI2, FeI2, CoI2, NiI2, aluminium iodide (AlI3), thorium(IV) iodide (ThI4), uranium triiodide (UI3), MgS, MgSe, MgTe, CaS, CaSe, CaTe, SrS, SrSe, SrTe, BaS, BaSe, BaTe, SnS, PbS, CdS, CaS, ZnS, ZnTe, PbTe, CdTe, SnSe, PbSe, CdSe, CuO, Cu2O, WO3, MoO3, SnO2, Nb2O5, Ag2O, CdO, CoO, Pr2O3, Bi2O3, Fe2O3, AlAs, GaAs, InAs, GaP, InP, AlP, AlSb, GaSb, and InSb.

Abstract translation: 有机发光二极管显示器包括：基板; 基板上的有机发光元件; 和有机发光元件上的覆盖层，并且包括由折射率等于或大于约1.7且等于或小于约6.0的无机材料形成的高折射层，其中所述无机材料至少包括 选自CuI，碘化铊（TlI），AgI，CdI2，HgI2，SnI2，PbI2，BiI3，ZnI2，MnI2，FeI2，CoI2，NiI2，碘化铝（AlI3），碘化钍（IV）（Th14），三碘化铀 （ⅲ），MgS，MgSe，MgTe，CaS，CaSe，CaTe，SrS，SrSe，SrTe，BaS，BaSe，BaTe，SnS，PbS，CdS，CaS，ZnS，ZnTe，PbTe，CdTe，SnSe，PbSe，CdSe， CuO，Cu2O，WO3，MoO3，SnO2，Nb2O5，Ag2O，CdO，CoO，Pr2O3，Bi2O3，Fe2O3，AlAs，GaAs，InAs，GaP，InP，AlP，AlSb，GaSb和InSb。

公开(公告)号：US10403851B2

公开(公告)日：2019-09-03

申请号：US14985285

申请日：2015-12-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Ji Hye Lee ,  Da Hea Im ,  Sang Hoon Yim ,  Yoon Hyeung Cho ,  Won Suk Han

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light emitting diode display includes: a substrate; an organic light emitting element on the substrate; and a capping layer on the organic light emitting element and including a high refraction layer formed of an inorganic material having a refractive index which is equal to or greater than about 1.7 and equal to or less than about 6.0, wherein the inorganic material includes at least one selected from CuI, thallium iodide (TlI), AgI, CdI2, HgI2, SnI2, PbI2, BiI3, ZnI2, MnI2, FeI2, CoI2, NiI2, aluminum iodide (AlI3), thorium (IV) iodide (ThI4), uranium triiodide (UI3), MgS, MgSe, MgTe, CaS, CaSe, CaTe, SrS, SrSe, SrTe, BaS, BaSe, BaTe, SnS, PbS, CdS, CaS, ZnS, ZnTe, PbTe, CdTe, SnSe, PbSe, CdSe, CuO, Cu2O, WO3, MoO3, SnO2, Nb2O5, Ag2O, CdO, CoO, Pr2O3, Bi2O3, Fe2O3, AlAs, GaAs, InAs, GaP, InP, AlP, AlSb, GaSb, and InSb.

公开(公告)号：US10367163B2

公开(公告)日：2019-07-30

申请号：US14736663

申请日：2015-06-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Da Hea Im ,  Sang Hoon Yim ,  Chang Woong Chu

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

Abstract: An organic light emitting diode, including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and a hole injection layer between the first electrode and the emission layer, the hole injection layer including a dipole material including a first component and a second component that have different polarities.

公开(公告)号：US10014486B2

公开(公告)日：2018-07-03

申请号：US14731453

申请日：2015-06-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eung Do Kim ,  Dong Chan Kim ,  Won Jong Kim ,  Dong Kyu Seo ,  Da Hea Im ,  Sang Hoon Yim

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

CPC classification number: H01L51/5092 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5036 ,  H01L51/5056 ,  H01L51/5221

Abstract: An organic light emitting element is provided. An organic light emitting element according to an exemplary embodiment includes: a first electrode and a second electrode that face each other; an emission layer provided between the first electrode and the second electrode; and an electron injection layer provided between the second electrode and the emission layer, wherein the electron injection layer includes Ca, and the second electrode includes a first material including at least one of Ag, Al, and Mg and a second material including at least one of Yb, Ca, Sm, Eu, Tb, Sr, Ba, La, and Ce.

公开(公告)号：US10003041B2

公开(公告)日：2018-06-19

申请号：US14735582

申请日：2015-06-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Dong Kyu Seo ,  Da Hea Im ,  Sang Hoon Yim ,  Chang Woong Chu

IPC: H01L51/50 ,  H01L51/00 ,  H01L27/32

CPC classification number: H01L51/5092 ,  H01L27/3244 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L2251/301 ,  H01L2251/303

Abstract: An organic light emitting diode, including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a metal having a work function of 4.0 eV or less and a dipole material including a first component and a second component having different polarities.

公开(公告)号：US20170125720A1

公开(公告)日：2017-05-04

申请号：US15208421

申请日：2016-07-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Kyu Seo ,  Dong Chan Kim ,  Won Jong Kim ,  Eung Do Kim ,  Jong Hyuk Lee ,  Da Hea Im ,  Sang Hoon Yim ,  Yoon Hyeung Cho ,  Chang Woong Chu ,  Won Suk Han

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

CPC classification number: H01L51/5092 ,  H01L27/3246 ,  H01L27/3276 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5203 ,  H01L51/5231

Abstract: An organic light emitting element according to an exemplary embodiment of the present disclosure includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode, an electron injection layer between the second electrode and the emission layer, and a barrier layer between the electron injection layer and the second electrode, wherein a work function of the barrier layer is larger than a work function of the second electrode.