| 摘要 |
The present invention relates to a USB power supply apparatus and a method thereof. In the present invention, one or more USB ports are installed to one side of a PC power, and the standby power of the PC power is applied to an external device connected to one of the USB ports. The separate USB port provided to one side of the PC power according to the present invention, makes it possible to supply standby power from the PC power, via the USB port to which an external device is connected even when the PC is turned off. As such, the present invention is advantageous in that stable power supply to the external device connected to the USB port is achieved regardless of the operational state of the PC system, unnecessary power waste of the PC can be reduced, and lifespan of the PC can be increased. |
