Frequency modulation method and device for high intensity...
High intensity discharge lamp
High-pressure discharge lamp having a pulse starting device,...
Inverter with two switching stages for driving lamp
Lamp lighting apparatus and projector using the same
LED switching arrangement for enhancing electromagnetic...
Method and apparatus for lighting a discharge lamp
Method of detecting an arc in a glow-discharge device and...
Multi-lamp drivers and transformers thereof
Multiple discharge lamp lighting apparatus
Power circuit and illumination apparatus
Protection circuit for fluorescent lamp ballasts
Pulse width modulation apparatus and apparatus for driving...
Split phase inverters for CCFL backlight system
Starting device for discharge lamp
Switching element driving circuit and discharge lamp...
Switching power supply for discharge lamp and method for...