EL driver with low side current mirrors
US6297597A · kind A · utility
5Cited by
3References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 14, 2000 |
| Grant date | Oct 2, 2001 |
| Priority date | — |
| Expiry date | Apr 14, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A driver for an EL lamp includes a source of high voltage coupled to a first voltage rail and a second voltage rail and a transistor bridge output coupled to the rails, wherein the bridge output has no current mirrors for the high side transistors in the bridge output.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.