Power supply apparatus for traveling-wave tube which...

Power supply circuit and portable device

Power supply circuit and power supply control method therein

Power supply circuit device for a high intensity discharge lamp

Power supply circuit for a gas discharge lamp

Power supply circuit for traffic signal lights utilizing LEDs

Power supply circuit that is stable against sudden load change

Power supply device and liquid crystal display device using...

Power supply device for energizing discharge lamp

Power supply device for light elements and method for...

Power supply dynamic load for traffic and pedestrian signal

Power supply for a gas discharge device

Power supply for a high intensity discharge or fluorescent lamp

Power supply for a hot-filament cathode

Power supply for an ac discharge lamp

Power supply for brightness control of a gas-discharge tube

Power supply for gas discharge lamp

Power supply for hybrid illumination system

Power supply for lighting incandescent lamp wth high-brightness

Power supply for outdoor lighting systems using high frequency