Display device and method of manufacturing display device
US11599229B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 23, 2019 |
| Grant date | Mar 7, 2023 |
| Priority date | — |
| Expiry date | Sep 23, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/1201
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided is a display device including a display panel having a plurality of pixel regions, a first insulating layer on the display panel, having a first refractive index, and having a plurality of first openings defined in regions which overlap the plurality of pixel regions, a second insulating layer directly on the first insulating layer and having a plurality of second openings defined in regions which correspond to the plurality of first openings, and a third insulating layer covering the display panel, the first insulating layer, and the second insulating layer and having a second refractive index higher than the first refractive index, wherein the third insulating layer may overlap the plurality of pixel regions on a plane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.