Organic electroluminescent display device
US8729533B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 27, 2011 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | Jun 18, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/80523
Abstract
An organic electroluminescent display device includes a first substrate including a display region including a plurality of pixel regions; a first electrode in each pixel region; an organic light emitting layer on the first electrode; a second electrode on the organic light emitting layer and in the display region, wherein the second electrode includes a first metal material having a first wt %, a first work function, and a first sheet resistance, and a second metal material having a second wt % less than the first wt %, a second work function less than the first work function, and a second sheet resistance greater than the first sheet resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.