公开(公告)号：US11832489B2

公开(公告)日：2023-11-28

申请号：US17060660

申请日：2020-10-01

申请人： Samsung Display Co., LTD.

发明人： Pyungeun Jeon ,  Yoojin Sohn ,  Juwon Lee ,  Wonjong Kim

IPC分类号： H10K59/35 ,  H10K50/11 ,  H10K50/15 ,  H10K85/60 ,  H10K101/40 ,  H10K101/30

CPC分类号： H10K59/35 ,  H10K50/11 ,  H10K50/156 ,  H10K85/615 ,  H10K85/624 ,  H10K85/626 ,  H10K85/631 ,  H10K85/633 ,  H10K85/636 ,  H10K85/6572 ,  H10K2101/30 ,  H10K2101/40

摘要： A light-emitting device includes: a plurality of first electrodes respectively disposed in a first subpixel, a second subpixel, and a third subpixel; a second electrode facing the plurality of first electrodes; a first emission layer disposed in the first subpixel to emit a first-color light; a second emission layer disposed in the second subpixel to emit a second-color light; a first layer disposed between the second electrode and each of the first emission layer and the second emission layer, and integrated with the first subpixel, the second subpixel, and the third subpixel; a hole transport region disposed between the plurality of first electrodes and each of the first layer, the first emission layer, and the second emission layer; a first auxiliary layer disposed between the hole transport region and the first emission layer; and a first intermediate layer disposed between the first auxiliary layer and the first emission layer.

公开(公告)号：US20240074270A1

公开(公告)日：2024-02-29

申请号：US18383842

申请日：2023-10-25

申请人： Samsung Display Co., LTD.

发明人： Pyungeun Jeon ,  Yoojin Sohn ,  Juwon Lee ,  Wonjong Kim

IPC分类号： H10K59/35 ,  H10K50/11

CPC分类号： H10K59/35 ,  H10K50/11 ,  H10K50/156

摘要： A light-emitting device includes: a plurality of first electrodes respectively disposed in a first subpixel, a second subpixel, and a third subpixel; a second electrode facing the plurality of first electrodes; a first emission layer disposed in the first subpixel to emit a first-color light; a second emission layer disposed in the second subpixel to emit a second-color light; a first layer disposed between the second electrode and each of the first emission layer and the second emission layer, and integrated with the first subpixel, the second subpixel, and the third subpixel; a hole transport region disposed between the plurality of first electrodes and each of the first layer, the first emission layer, and the second emission layer; a first auxiliary layer disposed between the hole transport region and the first emission layer; and a first intermediate layer disposed between the first auxiliary layer and the first emission layer.

公开(公告)号：US20210175294A1

公开(公告)日：2021-06-10

申请号：US17060660

申请日：2020-10-01

申请人： Samsung Display Co., LTD.

发明人： Pyungeun Jeon ,  Yoojin Sohn ,  Juwon Lee ,  Wonjong Kim

IPC分类号： H01L27/32 ,  H01L51/50

摘要： A light-emitting device includes: a plurality of first electrodes respectively disposed in a first subpixel, a second subpixel, and a third subpixel; a second electrode facing the plurality of first electrodes; a first emission layer disposed in the first subpixel to emit a first-color light; a second emission layer disposed in the second subpixel to emit a second-color light; a first layer disposed between the second electrode and each of the first emission layer and the second emission layer, and integrated with the first subpixel, the second subpixel, and the third subpixel; a hole transport region disposed between the plurality of first electrodes and each of the first layer, the first emission layer, and the second emission layer; a first auxiliary layer disposed between the hole transport region and the first emission layer; and a first intermediate layer disposed between the first auxiliary layer and the first emission layer.

公开(公告)号：US20230309393A1

公开(公告)日：2023-09-28

申请号：US18178383

申请日：2023-03-03

申请人： Samsung Display Co., Ltd.

发明人： Sungsoo Bae ,  Mikyung Kim ,  Sanggyun Kim ,  Hyejeong Park ,  Yoojin Sohn ,  Hyewon Choi ,  Jaeweon Hur

IPC分类号： H10K85/60 ,  H10K59/35

CPC分类号： H10K85/6572 ,  H10K59/35 ,  H10K50/171

摘要： A light-emitting device and an electronic apparatus that includes the light-emitting device are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and an electron transport region between the second electrode and the emission layer. The electron transport region includes an electron injection layer, and the electron injection layer includes a heterocyclic compound.