Display device that can prevent deterioration of transmittance while preventing contrast deterioration
US11864416B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 20, 2021 |
| Grant date | Jan 2, 2024 |
| Priority date | — |
| Expiry date | Apr 15, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/8792
Abstract
A display device includes: a substrate; a plurality of transistors disposed on the substrate; an insulating layer disposed on the plurality of transistors; a data line and a driving voltage line disposed on the insulating layer; a pixel electrode disposed on the data line or the driving voltage line; a pixel defining layer disposed on the pixel electrode and including a pixel opening that overlaps the pixel electrode; a light emitting element layer disposed in the pixel opening; and a common electrode disposed on the light emitting element layer, wherein the pixel opening includes a first sub-pixel opening and a second sub-pixel opening and a first blocking portion that is disposed between the first sub-pixel opening and the second sub-pixel opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.