公开(公告)号：US12004364B2

公开(公告)日：2024-06-04

申请号：US18218563

申请日：2023-07-05

Applicant: Samsung Display Co., LTD.

Inventor： Dongchan Kim ,  Jiyoung Moon ,  Heechang Yoon ,  Jihye Lee ,  Hakchoong Lee ,  Haemyeong Lee ,  Myungsuk Han ,  Jihwan Yoon ,  Jonghyuk Lee ,  Yoonhyeung Cho

IPC: H10K50/17 ,  H10K50/15 ,  H10K50/16 ,  H10K59/12 ,  H10K59/40

CPC classification number: H10K50/171 ,  H10K50/15 ,  H10K50/16 ,  H10K59/12 ,  H10K59/40

Abstract: A light-emitting device and an apparatus including the same include a first electrode, a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes m emission units and (m-1) charge generating units, each of the charge generating units being between the emission units that are adjacent to each other, m is a natural number of 2 or greater, at least one of the (m-1) charge generating units includes an n-type charge generating layer, a p-type charge generating layer, and a p-type hole injection layer, wherein the n-type charge generating layer includes an n-type organic compound and a metal material, and wherein the p-type charge generating layer and the p-type hole injection layer each independently include an inorganic semiconductor material.

公开(公告)号：US11744100B2

公开(公告)日：2023-08-29

申请号：US17226231

申请日：2021-04-09

Applicant: Samsung Display Co., LTD.

Inventor： Dongchan Kim ,  Jiyoung Moon ,  Heechang Yoon ,  Jihye Lee ,  Hakchoong Lee ,  Haemyeong Lee ,  Myungsuk Han ,  Jihwan Yoon ,  Jonghyuk Lee ,  Yoonhyeung Cho

IPC: H10K50/17 ,  H10K50/15 ,  H10K50/16 ,  H10K59/12 ,  H10K59/40

CPC classification number: H10K50/171 ,  H10K50/15 ,  H10K50/16 ,  H10K59/12 ,  H10K59/40

Abstract: A light-emitting device and an apparatus including the same include a first electrode, a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes m emission units and (m−1) charge generating units, each of the charge generating units being between the emission units that are adjacent to each other, m is a natural number of 2 or greater, at least one of the (m−1) charge generating units includes an n-type charge generating layer, a p-type charge generating layer, and a p-type hole injection layer, wherein the n-type charge generating layer includes an n-type organic compound and a metal material, and wherein the p-type charge generating layer and the p-type hole injection layer each independently include an inorganic semiconductor material.

公开(公告)号：US20220149310A1

公开(公告)日：2022-05-12

申请号：US17450820

申请日：2021-10-13

Applicant: Samsung Display Co., Ltd.

Inventor： Dongchan Kim ,  Donghui Lee ,  Chulsoon Lee ,  Haemyeong Lee ,  Wonsuk Han ,  Yoonseok Ka ,  Jiyoung Moon ,  Jihwan Yoon ,  Heechang Yoon ,  Jihye Lee ,  Hakchoong Lee ,  Yoonhyeung Cho ,  Myungsuk Han

IPC: H01L51/50 ,  H01L27/32

Abstract: A light-emitting device and an electronic apparatus including the same are provided. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; m emission units stacked between the first electrode and the second electrode and including an emission layer; and m−1 charge generation layers each between two neighboring emission units from among the m emission units, wherein m is an integer of 2 or more, at least one of the m emission units includes an inorganic mixed layer between the first electrode and the emission layer, and the inorganic mixed layer includes an inorganic insulating material and an inorganic semiconductor material.

公开(公告)号：US11258032B2

公开(公告)日：2022-02-22

申请号：US15632759

申请日：2017-06-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jihwan Yoon ,  Sangwoo Pyo ,  Ilsoo Oh ,  Chang-Min Lee

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

Abstract: An organic light emitting device and a display device, the organic light emitting device including a first electrode; a first organic layer on the first electrode; a first charge generating layer on the first organic layer; a second organic layer on the first charge generating layer, the second organic layer including a first light absorbing dye having an absorption wavelength of about 380 nm to 410 nm; and a second electrode on the second organic layer, wherein light is emitted from the device in the direction from the first electrode to the second electrode.

公开(公告)号：US20210320274A1

公开(公告)日：2021-10-14

申请号：US17226231

申请日：2021-04-09

Applicant: Samsung Display Co., LTD.

Inventor： Dongchan Kim ,  Jiyoung Moon ,  Heechang Yoon ,  Jihye Lee ,  Hakchoong Lee ,  Haemyeong Lee ,  Myungsuk Han ,  Jihwan Yoon ,  Jonghyuk Lee ,  Yoonhyeung Cho

IPC: H01L51/50 ,  H01L27/32

Abstract: A light-emitting device and an apparatus including the same include a first electrode, a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes m emission units and (m−1) charge generating units, each of the charge generating units being between the emission units that are adjacent to each other, m is a natural number of 2 or greater, at least one of the (m−1) charge generating units includes an n-type charge generating layer, a p-type charge generating layer, and a p-type hole injection layer, wherein the n-type charge generating layer includes an n-type organic compound and a metal material, and wherein the p-type charge generating layer and the p-type hole injection layer each independently include an inorganic semiconductor material.

公开(公告)号：US11117910B2

公开(公告)日：2021-09-14

申请号：US16169371

申请日：2018-10-24

Applicant: Samsung Display Co., Ltd.

Inventor： Byeongwook Yoo ,  Myeongsuk Kim ,  Jimyoung Ye ,  Hyoyeon Kim ,  Jihwan Yoon ,  Jaehoon Hwang

IPC: H01L51/00 ,  C07F15/00 ,  H01L51/50

Abstract: Provided are an organometallic compound, an organic light-emitting device including the organometallic compound represented by Formula 1, and an organic light-emitting apparatus including the organic light-emitting device. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer and at least one of the organometallic compound represented by Formula 1.

公开(公告)号：US09780148B2

公开(公告)日：2017-10-03

申请号：US14802956

申请日：2015-07-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sangwoo Pyo ,  Hajin Song ,  Jihwan Yoon ,  Heunseung Lee

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  H01L51/56

CPC classification number: H01L27/3211 ,  H01L51/504 ,  H01L51/5218 ,  H01L51/5265

Abstract: A display device includes a substrate having a red pixel region, a blue pixel region, and a green pixel region. An anode is on the substrate, a light-emitting layer is on the anode, and a cathode is on the light-emitting layer, wherein the light-emitting layer includes a red light-emitting layer emitting red light on the red pixel region, a blue light-emitting layer emitting blue light on the blue pixel region, and a green light-emitting layer emitting green light on the red pixel region, the blue pixel region, and the green pixel region. Each of the red light, the blue light, and the green light is resonated between the anode and the cathode.

公开(公告)号：US20230140767A1

公开(公告)日：2023-05-04

申请号：US17714892

申请日：2022-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： Hakchoong Lee ,  Yoonseok Ka ,  Dongchan Kim ,  Jiyoung Moon ,  Hajin Song ,  Jihwan Yoon ,  Jaehoon Hwang

IPC: H01L51/52

Abstract: A light-emitting device includes a second electrode that includes: a first layer including a first metal having a work function with an absolute value of 5.2 eV or less and a second metal having an electrical conductivity of 1×107 S/m or more; and a second layer consisting of the second metal having the electrical conductivity of 1×107 S/m or more. The first metal and the second metal are different from each other, a thickness of the first layer is from 1 Å to 30 Å, and a thickness of the second layer is from 10 Å to 110 Å.

公开(公告)号：US10910587B2

公开(公告)日：2021-02-02

申请号：US15730847

申请日：2017-10-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sangwoo Pyo ,  ILsoo Oh ,  Jihwan Yoon ,  Changmin Lee ,  Sungjin Choi

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

Abstract: An organic light emitting diode display device includes an auxiliary electrode spaced apart from a plurality of first electrodes on a substrate. A first light emitting portion is on the first electrode. A charge generation layer is on the first light emitting portion. A second light emitting portion is on the charge generation layer. A second electrode is on the second light emitting portion and is electrically connected to the auxiliary electrode. The second electrode is insulated from the charge generation layer.

公开(公告)号：US10546900B2

公开(公告)日：2020-01-28

申请号：US15799219

申请日：2017-10-31

Applicant: Samsung Display Co., Ltd.

Inventor： Pyungeun Jeon ,  Ilsoo Oh ,  Jihwan Yoon ,  Bora Lee ,  Jehong Choi ,  Sangwoo Pyo

IPC: H01L27/32 ,  H01L27/15 ,  G09G5/00

Abstract: A bent edge display panel including a flat area in which pixel groups are repeatedly formed in a first direction and in a second direction perpendicular to the first direction, each of the pixel groups including a first pixel, a second pixel, and a third pixel, and a bending area extending and being bent from the flat area along the first direction, wherein a pixel group from among the pixel groups and a compensating pixel are in the bending area.