Circuit for powering a fluorescent lamp having a transistor common to both inverter and the boost converter and method for operating such a circuit
US5434477A · kind A · utility
63Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 1993 |
| Grant date | Jul 18, 1995 |
| Priority date | — |
| Expiry date | Mar 22, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S315/07
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A circuit with a transistor common to both the inverter and the boost converter powers a gas discharge lamp. In a half-bridge inverter, a boost inductor is coupled between the rectifier and the junction between two switching circuits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.