Display device having black matrix
US10777621B2 · kind B2 · utility
8Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2018 |
| Grant date | Sep 15, 2020 |
| Priority date | — |
| Expiry date | Jul 13, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display device includes a pixel defining layer disposed on a substrate and defining a plurality of openings, a plurality of organic light emitting elements disposed in the openings, a first black matrix disposed on the pixel defining layer, a thin film encapsulation layer disposed on the organic light emitting elements and the first black matrix, a plurality of touch sensor portions disposed on the thin film encapsulation layer and overlapping with the pixel defining layer, a second black matrix disposed on the touch sensor portions, and a polarizing film disposed on the second black matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.