公开(公告)号：US20230389402A1

公开(公告)日：2023-11-30

申请号：US18296481

申请日：2023-04-06

Applicant: Samsung Display Co., LTD.

Inventor： JONGWON LEE ,  SEUNG CHEOL KIM ,  Heung Su PARK ,  Chang-Min LEE ,  Hyun Shik LEE

IPC: H10K59/80 ,  H10K59/35

CPC classification number: H10K59/879 ,  H10K59/35 ,  H10K59/873

Abstract: A display device includes a light emitting device disposed on a substrate, a capping layer disposed on the light emitting device, and an encapsulation layer disposed on the capping layer. The capping layer includes a first surface facing the encapsulation layer, the first surface of the capping layer includes a protrusion protruding toward the encapsulation layer, and a height of the protrusion is greater than or equal to about 600 angstroms in a cross-sectional view.

公开(公告)号：US20200212138A1

公开(公告)日：2020-07-02

申请号：US16536428

申请日：2019-08-09

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Min LEE ,  Yujin KANG ,  Hyomin KO ,  Daehyeon KIM ,  JUWON LEE

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/50 ,  H01L51/44 ,  G06K9/00 ,  G06F3/044

Abstract: Provided is a display device including a light emitting device and a light receiving device. The light receiving device includes a first light receiving electrode and a light receiving layer. The light receiving device receives a second light reflected from an external object and generates current.

公开(公告)号：US20160308157A1

公开(公告)日：2016-10-20

申请号：US15197355

申请日：2016-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se-Jin CHO ,  Chang-Ho LEE ,  Dae-Yup SHIN ,  Young-Mok SON ,  Il-Soo OH ,  Hee-Joo KO ,  Jin-Young YUN ,  Bo-Ra LEE ,  Yeon-Woo LEE ,  Beom-Joon KIM ,  Pyung-Eun JEON ,  Hyun-Ju CHOI ,  Chang-Min LEE

IPC: H01L51/50 ,  C07D213/38 ,  C07D239/26

CPC classification number: H01L51/5004 ,  C07D213/38 ,  C07D239/26 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1044 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0077 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5206 ,  H01L2251/308 ,  H01L2251/552

Abstract: Provided is an organic light-emitting device including a first electrode, a second electrode disposed opposite to the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron-transporting layer disposed between the emission layer and the second electrode. The electron-transporting layer includes a first electron-transporting material and a second electron-transporting material. The lowest unoccupied molecular orbital (LUMO) energy level of the first electron-transporting material (EL1) and the lowest unoccupied molecular orbital (LUMO) energy level of the second electron-transporting material (EL2) satisfy the equation 0.1 eV≦|EL1−EL2|≦0.3 eV.

Abstract translation: 本发明提供一种有机发光装置，其包括：第一电极，与第一电极相对设置的第二电极，设置在第一电极和第二电极之间的发射层，以及设置在发光层和第二电极之间的电子传输层 电极。 电子传输层包括第一电子传输材料和第二电子传输材料。 第二电子传输材料（EL2）的第一电子传输材料（EL1）的最低未占据分子轨道（LUMO）能级和最低未占分子轨道（LUMO）能级满足等式0.1eV≤| EL1- EL2 |≤0.3eV。

公开(公告)号：US20140374713A1

公开(公告)日：2014-12-25

申请号：US14267103

申请日：2014-05-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se-Jin CHO ,  Chang-Ho LEE ,  Dae-Yup SHIN ,  Young-Mok SON ,  Il-Soo OH ,  Hee-Joo KO ,  Jin-Young YUN ,  Bo-Ra LEE ,  Yeon-Woo LEE ,  Beom-Joon KIM ,  Pyung-Eun JEON ,  Hyun-Ju CHOI ,  Chang-Min LEE

IPC: H01L51/50 ,  H01L51/00

CPC classification number: H01L51/5004 ,  C07D213/38 ,  C07D239/26 ,  C09K11/06 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1044 ,  H01L51/0058 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0077 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5206 ,  H01L2251/308 ,  H01L2251/552

Abstract: Provided is an organic light-emitting device including a first electrode, a second electrode disposed opposite to the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron-transporting layer disposed between the emission layer and the second electrode. The electron-transporting layer includes a first electron-transporting material and a second electron-transporting material. The lowest unoccupied molecular orbital (LUMO) energy level of the first electron-transporting material (EL1) and the lowest unoccupied molecular orbital (LUMO) energy level of the second electron-transporting material (EL2) satisfy the equation 0.1 eV≦|EL1−EL2|≦0.3 eV.

Abstract translation: 本发明提供一种有机发光装置，其包括：第一电极，与第一电极相对设置的第二电极，设置在第一电极和第二电极之间的发射层，以及设置在发光层和第二电极之间的电子传输层 电极。 电子传输层包括第一电子传输材料和第二电子传输材料。 第一电子传输材料（EL1）的最低未占分子轨道（LUMO）能级和第二电子传输材料（EL2）的最低未占分子轨道（LUMO）能级满足等式0.1eV＆nlE; | EL1- EL2 |＆nlE; 0.3 eV。

公开(公告)号：US20170104038A1

公开(公告)日：2017-04-13

申请号：US15232383

申请日：2016-08-09

Applicant: Samsung Display Co., Ltd.

Inventor： Chang-Min LEE ,  Beom Joon KIM ,  Hyun Ju CHOI

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

CPC classification number: H01L27/3213 ,  H01L27/3216 ,  H01L27/3218 ,  H01L27/3244 ,  H01L51/5056 ,  H01L51/5088 ,  H01L51/5218 ,  H01L51/5234 ,  H01L51/5265 ,  H01L2251/558

Abstract: An organic light emitting element including a first electrode; an auxiliary layer disposed on the first electrode; a yellow emission layer disposed on the auxiliary layer; and a second electrode disposed on the yellow emission layer, wherein a distance between the first electrode and the yellow emission layer is within one among a first range of 20 nanometers to 30 nanometers, a second range of 170 nanometers to 220 nanometers, and a third range of 280 nanometers to 380 nanometers.