Light emitting device and projector
US11569636B2 · kind B2 · utility
1Cited by
0References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 26, 2020 |
| Grant date | Jan 31, 2023 |
| Priority date | — |
| Expiry date | Apr 6, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/04253
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light emitting device includes a substrate, a laminated structure provided to the substrate, and including a plurality of columnar parts, and an electrode disposed at an opposite side to the substrate of the laminated structure, wherein the columnar parts have a light emitting layer, the columnar parts are disposed between the electrode and the substrate, light generated in the light emitting layer propagates through the plurality of columnar parts to cause laser oscillation, and the electrode is provided with a hole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.