公开(公告)号：US11211575B2

公开(公告)日：2021-12-28

申请号：US16880878

申请日：2020-05-21

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L51/54 ,  H01L51/50 ,  H01L51/52

Abstract: An organic light emitting diode, including a first electrode; a second electrode facing the first electrode, the second electrode including magnesium; 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 dipole material including a first component and a second component having different polarities, the dipole material including halide, and a content of the magnesium included in the second electrode being in a range of from 10 to 40 volume %.

公开(公告)号：US10361400B2

公开(公告)日：2019-07-23

申请号：US15087808

申请日：2016-03-31

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：US09768413B2

公开(公告)日：2017-09-19

申请号：US14991836

申请日：2016-01-08

Applicant: Samsung Display Co., Ltd.

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

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

CPC classification number: H01L51/5253 ,  H01L27/3244 ,  H01L51/5234 ,  H01L51/5281 ,  H01L2251/301 ,  H01L2251/558

Abstract: An organic light emitting diode (OLED) display according to the present disclosure includes a substrate, a thin film transistor on the substrate, a first electrode on the thin film transistor and electrically coupled to the thin film transistor, an organic emission layer on the first electrode, a second electrode on the organic emission layer, and a capping layer on the second electrode, wherein a thickness of the second electrode is about 65 Å to about 125 Å, and wherein a thickness of the capping layer is about (500*1.88/n) Å to about (700*1.88/n) Å, n being an optical constant of the capping layer.

公开(公告)号：US20170025631A1

公开(公告)日：2017-01-26

申请号：US15080518

申请日：2016-03-24

Applicant: SAMSUNG DISPLAY CO., LTD.

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

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

CPC classification number: H01L51/5092

Abstract: An organic light emitting element according to an example embodiment of the present disclosure includes: an anode and a cathode facing each other; an emission layer between the anode and the cathode; an electron transfer layer between the emission layer and the cathode; and a buffer layer between the cathode and the electron transfer layer, wherein the buffer layer includes an inorganic metal halide having p-type semiconductor characteristics.

Abstract translation: 根据本公开的示例性实施例的有机发光元件包括：彼此面对的阳极和阴极; 阳极和阴极之间的发射层; 发射层和阴极之间的电子转移层; 以及在阴极和电子转移层之间的缓冲层，其中缓冲层包括具有p型半导体特性的无机金属卤化物。

公开(公告)号：US20160351819A1

公开(公告)日：2016-12-01

申请号：US15004638

申请日：2016-01-22

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/00 ,  H01L27/32

CPC classification number: H01L51/0061 ,  H01L27/3206 ,  H01L27/3248 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5088

Abstract: An organic light emitting diode includes: a first electrode and a second electrode that face each other; a middle layer on the first electrode; a hole transport layer on the middle layer; and an emission layer between the hole transport layer and the second electrode, wherein the middle layer includes a bipolar material formed by combining a first material including at least selected from a group 1 element, a group 2 element, a lanthanide metal, with a second material including a halogen element.

Abstract translation: 有机发光二极管包括：彼此面对的第一电极和第二电极; 第一电极上的中间层; 中间层上的空穴传输层; 以及空穴传输层和第二电极之间的发射层，其中中间层包括通过将包含至少选自第1族元素，第2族元素，镧系金属的第一材料与第二种 材料包括卤素元素。

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：US10749129B2

公开(公告)日：2020-08-18

申请号：US15352513

申请日：2016-11-15

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Chan Kim ,  Won Jong Kim ,  Dong Kyu Seo ,  Ji Hye Lee ,  Sang Hoon Yim ,  Won Suk Han

IPC: H01L51/50

Abstract: According to an embodiment of the present disclosure, an organic light emitting diode includes: a first electrode; a second electrode overlapping the first electrode; an emission layer positioned between the first electrode and the second electrode; an electron injection layer positioned between the emission layer and the second electrode; and an electron injection delay layer positioned between the emission layer and the electron injection layer, wherein the electron injection layer includes a first material made of a metal and a second material made of a metal halide, and the electron injection delay layer has a thickness of about 20 Å to about 140 Å.

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：US10147844B2

公开(公告)日：2018-12-04

申请号：US15380157

申请日：2016-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Chan Kim ,  Yoon Hyeung Cho ,  Yi Su Kim

IPC: H01L33/06 ,  H01L51/50 ,  C09K11/02 ,  C09K11/58 ,  C09K11/60 ,  C09K11/62 ,  C09K11/66 ,  C09K11/71 ,  C09K11/74 ,  C09K11/75 ,  C09K11/88

Abstract: A quantum dot includes: a core including at least one first positive ion precursor and at least one negative ion precursor; a shell including at least one second positive ion precursor and at least one negative ion precursor and wrapping the core; and a ligand formed on a surface of the shell, wherein the first positive ion precursor is an n-period element and the second positive ion precursor is an (n-1)-period element, where n is an integer of 3 to 6.