A power line communication based technique for detecting...
A power load-leveling system and packet electrical storage
A power signaling based technique for detecting islanding...
A power supply
A power supply
A power supply and battery charging system
A power supply for a battery charger
A power supply system of an electronic switching electric...
A power supply unit with a safety device and a massage...
A rechargeable power supply
A self-adjusting voltage filtering technique compensating...
A self-healing power grid and method thereof
A switching system
A system comprising a load inductively powered from an...
A system for controlling power consumption at a user of...
A system for discharging electrical power from a...
A system for transmitting electric power
A usb charger, its switch control system and method, and a...
A wind power plant
A.c. electric supply arrangements