MULTI-TAP FOR POWER MANAGEMENT AND AN ELECTRIC DEVICE CONTROLLED BY THE SAME, CAPABLE OF PREVENTING THE USE OF AN ELECTRIC DEVICE WHICH DOES NOT SATISFY USE CONDITIONS

摘要

PURPOSE: A multi-tap for power management and an electric device controlled by the same are provided to supply AC power only if a request of using an electric device exists, thereby efficiently managing power.;CONSTITUTION: A DC power supply unit(110) supplies DC power to a connected electric device through a DC port. An AC power supply unit(120) supplies AC power to the electric device through an AC port. A communication unit(140) communicates with the electric device. A controller(130) controls the AC power supply unit to supply the AC power to the electric device if a request of using the electric device is received from the electric device to the communication unit.;COPYRIGHT KIPO 2011