Lamp fault detection
Lamp lighting circuit with an overload protection capability
Lamp protection circuit for electronic ballasts
Lamp with safety features
LED lighting system
Light circuit for discharge lamp
Light control with overload/short-circuit protection circuit...
Light source controlling circuit and portable electronic...
Light source controlling circuit and portable electronic...
Lightbulb life extender
Lighting apparatus for discharge lamp
Lighting apparatus with improved current overload protection cir
Lighting circuit for vehicular discharge lamp
Lighting system
Limited current circuit of digital inverter for LCD backlight
Liquid level detection circuit for control of liquid level respo
Low line voltage detection control module and method for a fluor
Low voltage illumination system
Luminaire diagnostic and configuration identification system
Luminaire diagnostic system