Power converting method and apparatus
Power efficient voltage to current coverter
Power line conditioner
Power source and method for controlling operational power
Power source device
Power supply adapter systems
Power supply apparatus and method based on parasitic power...
Power supply apparatus and voltage monitoring method
Power supply circuit and a disk drive device provided with...
Power supply switching apparatus
Power supply system with two batteries of different voltage
Power supply unit having multiple power supply outputs
Power transfer device
Programmable controller interface apparatus
Programmable power supply