Polychrome lighting device having primary colors and white-light sources with microprocessor adjustment means and remote control
US5961201A · kind A · utility
46Cited by
8References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 14, 1997 |
| Grant date | Oct 5, 1999 |
| Priority date | — |
| Expiry date | Jan 14, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21S10/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A polychrome lighting device, including at least one light source for each one of the three primary colors and elements for adjusting the light sources, the adjustment elements being adapted to independently control the adjustment of the luminous intensity of the light sources in order to combine the light beams emitted by the sources into a light beam having the desired shade of color, remote control elements being also provided for setting, storing, and retrieving desired luminous intensity values of the light sources and therefore desired light colors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.