Patent · US Expired

Inverter for multi-tube type backlight

US6515427B2 · kind B2 · utility

53Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 2001
Grant dateFeb 4, 2003
Priority date
Expiry dateNov 26, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05B41/2821
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The inverter for multi-tube type backlight includes two step-up transformers of one-side grounded type, wherein the two step-up tranformers respectively output electric power to one or a plurality of cold cathode tubes, and wherein outputs of the two step-up tranformers are of identical frequency but of mutually reversed phases.

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