Pixel, display device including pixel, and method of manufacturing display device
US11569273B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 13, 2021 |
| Grant date | Jan 31, 2023 |
| Priority date | — |
| Expiry date | Sep 13, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10D86/451
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A pixel according to an embodiment of the present disclosure includes a circuit element on a base layer, a protective layer on the circuit element, a first electrode and a second electrode opposite each other on the protective layer, a first insulating layer on the first electrode and the second electrode, a light-emitting element on the first insulating layer at an area between the first electrode and the second electrode, a first contact electrode on a first end of the light-emitting element to connect the first end of the light-emitting element to the first electrode, a second contact electrode on a second end of the light-emitting element to connect the second end of the light-emitting element to the second electrode, and a cavity in the protective layer and the first insulating layer below the light-emitting element corresponding to the area between the first electrode and the second electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.