Display apparatus using semiconductor light-emitting device
US11658203B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 26, 2018 |
| Grant date | May 23, 2023 |
| Priority date | — |
| Expiry date | Aug 9, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/857
Abstract
Discussed is a display apparatus including a substrate having a wiring electrode; and a semiconductor light-emitting device that emits light to an upper surface thereof, has a conductive electrode electrically connected to the wiring electrode on a lower surface thereof, and has at least a side surface of which is covered by a passivation layer, wherein the conductive electrode comprises: an insulating region further covered by the passivation layer, and a concave-convex region exposed by the passivation layer and electrically connected to the wiring electrode, a surface of the concave-convex portion being formed with concavity and convexity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.