Display device
US11984368B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2021 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | Nov 23, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/87
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A display device includes a light emitting area and a sub-area disposed at a side of the light emitting area, a measurement area disposed in the sub-area, measurement patterns and a first electrode extension portion being disposed in the measurement area, a first electrode and a second electrode that are disposed in the light emitting area and spaced apart from each other, and face each other, a first insulating layer disposed on the first electrode and the second electrode, at least a part of the first insulating layer being disposed on the first electrode extension portion, and at least one light emitting element having ends disposed on the first electrode and the second electrode in the light emitting area. The measurement area includes a first measurement area in which a first measurement hole exposing a part of an upper surface of the first electrode extension portion is disposed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.