Improvements to control systems for variable parameter lighting fixtures
US4947302A · kind A · utility
175Cited by
6References
20Claims
0Family size
Inventor
Key dates
| Filing date | Oct 18, 1989 |
| Grant date | Aug 7, 1990 |
| Priority date | — |
| Expiry date | Oct 18, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B47/155
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Methods and apparatus are disclosed for improving the performance of variable parameter lighting systems. Such systems that employ relatively modest speed serial communications between the controller and the fixtures or devices, yet which must accommodate the relatively large amount of desired adjustment data that must be transmitted over the data link for each lighting effect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.