Organic light-emitting display device including pixel defining layer with openings and black matrix with openings
US10896939B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2019 |
| Grant date | Jan 19, 2021 |
| Priority date | — |
| Expiry date | Mar 10, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/131
Abstract
An organic light-emitting display device includes a plurality of pixels. Each of the pixels includes a first electrode, a second electrode, and an organic emission layer between the first electrode and the second electrode. The display device further includes a pixel-defining layer surrounding an outer portion of the first electrode and including a plurality of circular first openings, each of the circular first openings overlapping at least a portion of a respective pixel of the plurality of pixels. The display device additionally includes an encapsulation layer arranged on the second electrode, a black matrix arranged on the encapsulation layer and including a plurality of circular second openings, each of the circular second openings overlapping a respective circular first opening of the plurality of circular first openings, and a plurality of color filters, each of the color filters overlapping a respective circular second opening of the plurality of circular second openings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.