公开(公告)号：US20220123250A1

公开(公告)日：2022-04-21

申请号：US17307451

申请日：2021-05-04

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongpil KIM ,  Jungmin KANG ,  Kyungsik KIM ,  Seokgyu YOON ,  Jaeyong LEE ,  Kunwook CHO

IPC: H01L51/50 ,  H01L27/32

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode, the interlayer including an emission layer. The first electrode may be doped with a metal oxide having a work function of less than about −5.05 electron volts (eV), and a layer including a halide of a lanthanide may be between the first electrode and the emission layer. An electronic apparatus including the light-emitting device is also provided.

公开(公告)号：US20160180793A1

公开(公告)日：2016-06-23

申请号：US14809895

申请日：2015-07-27

Applicant: Samsung Display Co., Ltd.

Inventor： Kyungsik KIM ,  Joo-suk Lee ,  Seungjae Kang ,  Hasook Kim ,  Jang-hyun Yeo

IPC: G09G3/36

CPC classification number: G09G3/20 ,  G02F1/13454 ,  G09G2300/0426 ,  G09G2370/08

Abstract: A display device including a first substrate comprising pixels, a second substrate facing the first substrate, and a power supply unit disposed on a peripheral area of the first substrate that does not overlap the second substrate.

Abstract translation: 一种显示装置，包括包括像素的第一基板，面对第一基板的第二基板以及设置在不与第二基板重叠的第一基板的周边区域上的电源单元。

公开(公告)号：US20230413592A1

公开(公告)日：2023-12-21

申请号：US18449368

申请日：2023-08-14

Applicant: Samsung Display Co., LTD.

Inventor： SUNGWOOK KIM ,  Kyungsik KIM ,  SeulOng KIM ,  TSUYOSHI NAIJO ,  SUNG-SOO BAE ,  Dongchan LEE ,  HYEIN JEONG ,  Hyewon CHOI ,  Seung-Jin CHU ,  Jaeweon HUR

IPC: H10K50/12 ,  H10K50/15 ,  H10K50/16

CPC classification number: H10K50/12 ,  H10K50/16 ,  H10K50/15

Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.

公开(公告)号：US20230114654A1

公开(公告)日：2023-04-13

申请号：US17880593

申请日：2022-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Kunwook CHO ,  Kyungsik KIM ,  Yeongrong PARK ,  Jaeyong LEE ,  Hyeonmi LEE

IPC: H01L51/00 ,  C07D498/06 ,  C09K11/06

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer located between the first electrode and the second electrode and including an emission layer, wherein the first electrode includes an inorganic material, the inorganic material includes a metal oxide having, as a main component, at least one metal selected from W, Mo, Ga, Ni, Cu, Zn, and Ti, the interlayer further includes a hole transport region located between the first electrode and the emission layer, the hole transport region includes a hole transport layer, and the hole transport layer includes at least one condensed cyclic compound represented by Formula 1:

公开(公告)号：US20230084176A1

公开(公告)日：2023-03-16

申请号：US17858953

申请日：2022-07-06

Applicant: Samsung Display Co., Ltd.

Inventor： Yeongrong PARK ,  Kyungsik KIM ,  Seokgyu YOON ,  Jaeyong LEE ,  Hyeonmi LEE ,  Kunwook CHO

IPC: H01L51/00 ,  C07D405/12 ,  C09K11/06 ,  C07D209/88

Abstract: A light-emitting device and an electronic apparatus including the light-emitting device, in which the light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer arranged between the first electrode and the second electrode and including an emission layer, wherein the interlayer further includes a hole transport region between the first electrode and the emission layer, the first electrode includes a metal oxide having a work function of 5.3 eV or more, and the hole transport region includes a heterocyclic compound represented by Formula 1: wherein the detailed description of Formula 1 is the same as described in the present specification.

公开(公告)号：US20210098715A1

公开(公告)日：2021-04-01

申请号：US17028922

申请日：2020-09-22

Applicant: Samsung Display Co., Ltd. ,  Lapto Co., Ltd.

Inventor： Seulong KIM ,  Eu-gene OH ,  Munsoo KIM ,  JuWan MAENG ,  Kap-jong HAN ,  Jaeweon HUR ,  Hyewon CHOI ,  Kyungsik KIM ,  Sung-Soo BAE

IPC: H01L51/00

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

公开(公告)号：US20210036255A1

公开(公告)日：2021-02-04

申请号：US16901672

申请日：2020-06-15

Applicant: Samsung Display Co., Ltd.

Inventor： Sungwook KIM ,  Kyungsik KIM ,  SeulOng KIM ,  Tsuyoshi NAIJO ,  Sung-Soo BAE ,  Dongchan LEE ,  Hyein JEONG ,  Hyewon CHOI ,  Seung-Jin CHU ,  Jaeweon HUR

IPC: H01L51/50

Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.