LED package including converter confinement
US10658558B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2017 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Oct 10, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/882
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A light-emitting device is disclosed, including: a substrate; a light-emitting diode (LED) formed on a first surface of the substrate, the LED being arranged to emit primary light; a fence disposed on a second surface of the substrate, the fence including a plurality of walls arranged to define a cell; a light-converting structure disposed in the cell, the light-converting structure being arranged to convert at least a portion of the primary light to secondary light having a wavelength that is different from the wavelength of the primary light; and a reflective element formed on one or more outer surfaces of the walls of the fence, such that the reflective element and the light-converting structure are disposed on opposite sides of the walls of the fence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.