Time delay initialization circuit
Time division modulation with average current regulation for...
Timing of different phases in an ignition circuit
Toggle brightening circuit for powering gas discharge lamps and
Touch dimmer circuit
Touch switching system
Traic dimmable electrodeless fluorescent lamp
Transformer replacement for a solid-state lighting ballast
Transformer tap switching power supply for LED traffic signal
Transformerless electronic ballast for gaseous discharge lamps
Transient detection of end of lamp life condition apparatus...
Transistorized, voltage-controlled dimming circuit
Triple-loop fluorescent lamp driver
Twin dimming controller for backlight system
Two light level ballast
Two-channel AC light dimmer and lighting system
Two-tone dimmer circuit
Two-wire appliance power controller
Two-wire controlled switching
Two-wire dimmer circuit for a screw-in compact fluorescent lamp