Patent · US Expired

Method for starting a discharge lamp using high energy initial pulse

US7355354B2 · kind B2 · utility

10Cited by
104References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 2004
Grant dateApr 8, 2008
Priority date
Expiry dateMay 7, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B20/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The described DC to AC inverter efficiently controls the amount of electrical power used to drive a cold cathode fluorescent lamp (CCFL). Additionally, during striking of the CCFL, a higher energy initial energy pulse is used. During normal operation, a lower energy pulse is used.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.