Transformer voltage detection in dimmable lighting systems
US8907588B2 · kind B2 · utility
1Cited by
5References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 14, 2012 |
| Grant date | Dec 9, 2014 |
| Priority date | — |
| Expiry date | Jun 4, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B47/14
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An illumination system detects a peak value of a voltage of a transformer supplying an LED module by analyzing the current value of the voltage and an on-time of the voltage. Based on the detected peak value, a property of the illumination system is adjusted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.