Error detector in an operating device for lighting devices
US8664896B2 · kind B2 · utility
0Cited by
12References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2008 |
| Grant date | Mar 4, 2014 |
| Priority date | — |
| Expiry date | Aug 13, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A control circuit for an operating device for lighting devices, wherein a return signal is supplied to an input of the control circuit by the lighting device, and the control circuit has an error detection block that recognizes at least two different types of lighting device errors by means of the return signal applied at said input.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.