233266 ⎘
Circuit arrangements or apparatus for igniting or operating discharge lamps; Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices Arrangements for protecting lamps or circuits against abnormal operating conditions
Sub-classes:Method, operating device, and lighting system
#2Luminary control systems
#3Arc discharge detecting circuit, light source driving apparatus having the same and method of driving a light source using the same
#4Apparatus and method for driving backlight of liquid crystal display apparatus
#5Electronic HID ballast with current source/sink to power recessed can insulation detector
#6Reference signal generator and PWM control circuit for LCD backlight
#7Electronic operating device having an output network for operating at least one discharge lamp
#8Lighting device for cold-cathode tube and control method thereof
#9Surge protection module for luminaires and lighting control devices
#10ILLUMINATION DEVICE
#11Ballast mounted connector receptacle
#12Driving circuit and method for preventing lamp from blasting
#13Fluorescent tube power supply and backlight
#14Ballast with socket-to-fixture voltage limiting
#15LIGHT SOURCE SIMULATING DEVICE
#16Apparatus and method for driving liquid crystal display device
#17DRIVING DEVICE OF BACKLIGHT UNIT, LIQUID CRYSTAL DISPLAY APPARATUS HAVING THE SAME, AND CONTROL METHOD THEREOF
#18Power control of a fluorescent lamp
#19Apparatus and method for driving backlight of liquid crystal display apparatus
#20Liquid crystal display with flat fluorescent lamp and controlling method thereof
#21High frequency power source control circuit and protective circuit apparatus
#22Apparatus and method for driving a lamp unit, and liquid crystal display device using the same
#23Method for driving backlight unit
#24Power supply, backlight apparatus, and display device
#25Driving device of light source for display device