Organic light-emitting device and apparatus including the same
US12396362B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 15, 2021 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Mar 1, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/20
Abstract
Provided are an organic light-emitting device and an apparatus including the same. The organic light-emitting device includes a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode. The organic layer includes an emission layer, a first region between the first electrode and the emission layer, a second region between the emission layer and the second electrode, and an auxiliary layer between the first region and the emission layer, and the emission layer includes a first compound, a second compound, a third compound, and a fourth compound. The organic light-emitting device exhibits a low driving voltage and a long lifespan.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.