Waveguide based light source
US6843590B2 · kind B2 · utility
36Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 2001 |
| Grant date | Jan 18, 2005 |
| Priority date | — |
| Expiry date | Nov 18, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J63/06
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A wave guide based light source having a phosphor film with a large two-dimensional extent and a small thickness. The phosphor film is excited by an excitation means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.