Burst-mode for low power operation of RF fluorescent lamps
US10418233B2 · kind B2 · utility
2Cited by
128References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2019 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Jan 30, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B41/38
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An RF fluorescent lamp comprising an electric ballast comprising an inverter circuit operating at a first frequency that provides the voltage and current with reference to local ground to a switching node connected to a first end of a winding of a power coupler, a timing circuit operating at a second frequency equal to or less than half the first frequency, and an enable circuit activated by the timing circuit that enables and disables the inverter circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.