Dimmable LED illuminant system
US9736897B2 · kind B2 · utility
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14Claims
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Assignee
Inventor
Key dates
| Filing date | Jul 31, 2014 |
| Grant date | Aug 15, 2017 |
| Priority date | — |
| Expiry date | Jul 31, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A dimmable LED illuminant system is provided, comprising at least two LED illuminant chains connected in parallel and/or back-to-back and having in each case at least one light emitting diode, wherein the LED illuminant system has a control unit and is fed via a supply, which is designed to receive dimming information supplied via the supply and to switch on and/or off in stages individual ones of the LED illuminant chains connected in parallel/back-to-back depending on the supplied dimming information and for the implementation thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.