Title:
蛍光ランプ給電用安定器及び蛍光ランプ給電方法
Document Type and Number:
Japanese Patent JP2004518258
Kind Code:
A
Abstract:
A ballast for feeding a fluorescent lamp, comprising a power supply unit controlled by an input variable, dimming means for adjusting the desired power through the lamp, and a control circuit for adapting the input variable from a starting value to a final value, the actual value through the lamp being at least substantially equal to the adjusted power value, said control circuit additionally comprising processor means capable of determining the starting value in dependence upon the adjusted power value.
Inventors:
Arnold Waveway
Marcel Bay
Marcel Bay
Application Number:
JP2002558785A
Publication Date:
June 17, 2004
Filing Date:
December 19, 2001
Export Citation:
Assignee:
Koninklijke Philips Electronics N.V.
International Classes:
H05B37/02; H05B41/392; (IPC1-7): H05B37/02; H05B41/392
Attorney, Agent or Firm:
Kosaku Sugimura