Light-emitting device
US10361342B2 · kind B2 · utility
2Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2017 |
| Grant date | Jul 23, 2019 |
| Priority date | — |
| Expiry date | Jun 26, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/857
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light-emitting device comprises a semiconductor stack comprising a first semiconductor layer, a second semiconductor layer, and an active layer formed between the first semiconductor layer and the second semiconductor layer; a first pad electrically connected to the first semiconductor layer; a second pad comprising multiple sidewalls electrically connected to the second semiconductor layer; and a metal layer formed on the semiconductor stack, wherein the metal layer surrounds the multiple sidewalls of the second pad and the metal layer is separated from the second pad.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.