Optical converter colour wheel
US10145541B2 · kind B2 · utility
3Cited by
1References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2015 |
| Grant date | Dec 4, 2018 |
| Priority date | — |
| Expiry date | Jul 19, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/3158
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A light converter comprises: a solid-state optical member configured to absorb light of an excitation wavelength and generate light of an emission wavelength; a base; and a mechanical fastener attaching the solid-state optical member to the base. The light converter may be part of a light engine, a phosphor wheel or an automotive headlight. A method of manufacturing such a phosphor wheel is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.