LED light source for supplemental lighting for plants and lamp with light source
US11419278B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2019 |
| Grant date | Aug 23, 2022 |
| Priority date | — |
| Expiry date | Jan 4, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P60/14
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An upside-down type LED light source for supplemental lighting for plants includes a substrate, an LED chip, a first glue powder layer, and a second glue powder layer; the LED chip is mounted on one surface of the substrate; the LED chip being a blue LED chip; the first glue powder layer is disposed between the LED chip and the substrate, and the LED chip is covered by the second glue powder layer; the LED chip is fixed on the substrate through the first glue powder layer, wherein the first glue powder is a mixture of a glue and red phosphors; and the second glue powder layer covers the LED chip and completely wraps the LED chip; the second glue powder layer is one of a mixture of the glue and yellow phosphors, and a mixture of the glue and infrared phosphors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.