Fast warmup ballast for HID lamps

Fault management method for electronic ballast

Feedback control system of an electronic ballast which detects a

Feeding device for discharge lamp

Field emission lamp structures

Filament heating apparatus

Filament lamp light quantity control method and filament...

Filament lamp light source unit and filament lamp light...

Fitting for compact electric discharge lamps

Fixed frequency, variable duty cycle, square wave dimmer for hig

Fixed lamp frequency synchronization with the resonant tank...

Fixed lamp frequency synchronization with the resonant tank...

Fixed operating frequency inverter for cold cathode...

Flashing and diming fluorescent lamps for a gaming device

Flashing and dimming fluorescent lamps for a gaming device

Flashing discharge tube-use power supply and control method...

Flashlight boost regulator

Flexible lighting segment

Flicker preventing apparatus of fluorescent lamp

Flickering mode control system for a high intensity...