Organic light emitting display device
US9928777B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2017 |
| Grant date | Mar 27, 2018 |
| Priority date | — |
| Expiry date | Jun 20, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/3031
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An OLED device including a first emission region, a second emission region, and a transmission region, a pixel circuit disposed on a substrate, a first pixel electrode reflecting light disposed in the first emission region, a second pixel electrode transmitting light disposed in the second emission region, a light emitting layer disposed on the first and second pixel electrodes, a common electrode transmitting light disposed on the light emitting layer and including first, second, and third common electrodes respectively overlapping the first emission region, the second emission region, and the transmission region, and a capping layer disposed on the common electrode and including first, second, and third capping layers respectively overlapping the first emission region, the second emission region, and the transmission region, in which at least two of the first capping layer, the second capping layer, and the third capping layer have different thicknesses from each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.