Light-emitting device and electronic apparatus including the same
US12382828B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 3, 2022 |
| Grant date | Aug 5, 2025 |
| Priority date | — |
| Expiry date | May 7, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
Abstract
Provided are a light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode. The interlayer includes an emission layer and an n-doping layer disposed between the emission layer and the second electrode. The emission layer includes a first compound, a second compound, and a light-emitting dopant, the n-doping layer includes a third compound and an n-dopant, and does not include the light-emitting dopant, the first compound includes a hole transport host, the second compound and the third compound each independently include an electron transport host, a bipolar host, or any combination thereof, and the second compound and the third compound are identical to or different from each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.