Light emitting device and display device including the same
US10978658B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2019 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | Aug 23, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A light emitting device, a method of manufacturing the same, and a display device including the same are disclosed. The light emitting device including a first electrode and a second electrode facing each other, an emission layer disposed between the first electrode and the second electrode, the emission layer including quantum dots, and a charge auxiliary layer disposed between the emission layer and the second electrode, wherein the emission layer includes a first surface facing the charge auxiliary layer and an opposite second surface, the quantum dots include a first organic ligand on a surface of the quantum dots, in the emission layer, an amount of the first organic ligand in a portion adjacent to the first surface is larger than an amount of the first organic ligand in a portion adjacent to the second surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.