Driver circuit of light sources
US8963445B2 · kind B2 · utility
2Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 5, 2013 |
| Grant date | Feb 24, 2015 |
| Priority date | — |
| Expiry date | Sep 21, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a driver circuit for light sources, in particular LEDs, comprising a selection circuit, comprising at least one selection circuit element defined by an electric quantity having one of a plurality of pre-established electric quantity levels, and an electronic control unit (ECU), comprising a reference circuit, suitable for providing a reference electric quantity, and a regulation circuit of the driver current, suitable for establishing a driver current of the light sources on the basis of said reference electric quantity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.