Organic light emitting diode display device
US10332940B2 · kind B2 · utility
3Cited by
0References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2016 |
| Grant date | Jun 25, 2019 |
| Priority date | — |
| Expiry date | Oct 12, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
Abstract
The present disclosure provides an organic light emitting diode display device including: first to third color filter layers disposed corresponding to red, green, and blue sub-pixels, respectively; and a fourth color filter layer alternately arranged including a color layer having the same color as any one of the first to third color filter layers in a white sub-pixel in each of a plurality of pixels, and having a smaller height than the first to third color filter layers. Additional color filter layers may also be included. The display device of the present disclosure has lower reflectance and enhanced black color expression.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.