Electroluminescent display device
US11367850B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2019 |
| Grant date | Jun 21, 2022 |
| Priority date | — |
| Expiry date | Mar 5, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/876
Abstract
An electroluminescent display device includes a substrate including a first sub pixel, a second sub pixel, and a third sub pixel, a first electrode in each of the first to third sub pixels on the substrate, an emission layer on the first electrode, and a second electrode on the emission layer, wherein the first sub pixel is provided with a first emission area including a first sub emission area and a second sub emission area, and the first sub emission area is configured to emit mixed light of first colored light and second colored light, wherein the second colored light is different from the first colored light, and the second sub emission area is configured to emit the second colored light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.