Light emitting device
US11557694B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 19, 2021 |
| Grant date | Jan 17, 2023 |
| Priority date | — |
| Expiry date | Apr 18, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/034
Abstract
A light emitting device includes: a plurality of light emitting stacked layers, including a first surface and a second surface, wherein the second surface is electrically opposite to the first surface; a mesa structure; a current blocking layer disposed on the first surface, including a sidewall; and a transparent conductive layer disposed on the first surface; and a first pad electrode, disposed on the transparent conductive layer and on the first surface; wherein a retract distance of the transparent conductive layer with respect to an edge of the mesa structure is less than 3 μm; and wherein a retract distance of the transparent conductive layer with respect to an edge of the sidewall of the current blocking layer is less than 3 μm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.