Light-emitting structure
US9196605B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 13, 2011 |
| Grant date | Nov 24, 2015 |
| Priority date | — |
| Expiry date | Oct 2, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/8314
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
An embodiment of the present application discloses a light-emitting structure, comprising a substrate, a first unit and a second unit separately form on the substrate; a trench formed between the first unit and the second unit, and having a bottom portion exposing the substrate, a less steep sidewall and a steeper sidewall steeper than the less steep sidewall; and an electrical connection connecting the first unit and the second unit and covering the first unit, the second unit and the less steep sidewall; wherein the sidewalls directly connect to the bottom portion, and the steeper sidewall is devoid of the electrical connection covering.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.