Apparatus and method for controlling lighting brightness through digital conversion
US7919932B2 · kind B2 · utility
1Cited by
5References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2008 |
| Grant date | Apr 5, 2011 |
| Priority date | — |
| Expiry date | Apr 9, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/20
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is an apparatus for controlling lighting brightness including a light control unit that generates a control signal for controlling the brightness of a plurality of lightings; a digital signal generating unit that converts a signal corresponding to the control signal at each period so as to generate non-periodic digital signals; and a driving voltage generating unit that generate driving voltages by converting the digital signals into analog signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.