Patent · US Active

Retrofit LED lighting system for replacement of fluorescent lamp

US9243757B2 · kind B2 · utility

23Cited by
9References
10Claims
0Family size

Inventors

Key dates

Filing dateDec 9, 2013
Grant dateJan 26, 2016
Priority date
Expiry dateDec 9, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B20/30
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A LED retrofit lamp for replacement of socket fitted CFL lamp driven by fluorescent ballast is provided. The retrofit lamp comprises a plurality of LEDS in connection with the fluorescent ballast. The circuit of the lamp comprises a bridge rectifier that converts the AC waveform into DC.

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