Organic light emitting display apparatus and method of manufacturing same
US9806277B2 · kind B2 · utility
4Cited by
0References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 2015 |
| Grant date | Oct 31, 2017 |
| Priority date | — |
| Expiry date | Dec 2, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/873
Abstract
An organic light emitting display apparatus includes a substrate, an organic layer on the substrate, wherein the organic layer includes a first concave portion and a first convex portion on a surface thereof, a first electrode on the organic layer, wherein the first electrode includes a second concave portion and a second convex portion on a surface thereof, a second electrode on the first electrode, and an emission layer between the first and second electrodes. A vertical distance between the second concave portion and the second convex portion is less than that between the first concave portion and the first convex portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.