Patent ID: 6246182
Filing Date: 2001-06-12
Classification: H05B,Y02B

Abstract:
A lighting system having a power supply filter circuit having an input end connected to an alternating current power supply, rectifier circuit connected to an output end of the power supply filter circuit, an inverter circuit for outputting a high frequency voltage, the inverter circuit being connected to an output end of the rectifier circuit and having switching elements through which the inverter circuit is controlled by on and off operation thereof, a lamp load which receives a high frequency output from the inverter circuit to light, a power track for providing a supply voltage to the lamp load, said lighting system comprising:a first unit which includes at least the power supply filter circuit, said first unit being interposed between the alternating current power supply and an input end of the power track; anda second unit for outputting a high frequency voltage to the lamp load, said second unit being connected to the power track and being provided as a structure separate from the first unit,thereby at least one second unit is connected wit the power track.