Patent Number: 6,683,418

Title: Inverter type illumination lighting apparatus

Abstract: An illumination lighting apparatus has a resonance load circuit including adischarge tube, a power supply circuit for generating DC voltage fromcommercial AC voltage, and an inverter for converting the generated DCvoltage into an AC voltage and supplying the AC voltage to the resonanceload circuit. Further, a control circuit is provided which controlselectric power supplied to the resonance load circuit in response tooperating parameters of the discharge tube immediately after lighting ofthe discharge tube.

Inventors: Shoji; Hiroyuki (Hitachi, JP), Miyazaki; Hideki (Hitachi, JP), Kawabata; Kenji (Ome, JP)

Assignee:

International Classification: H05B 41/39 (20060101); H05B 41/38 (20060101); H05B 41/295 (20060101); H05B 41/28 (20060101); H05B 037/02 ()

Expiration Date: 01/22016