| 摘要 |
An embodiment of the present invention relates to an apparatus for selectively using functions by adding charging and discharging operations to a repeater which is a terminal supporting device and includes a router and an operating method thereof. If the repeater performs charging operation, the charging operation and the discharging operation are not performed at the same time by outputting a signal to prevent discharge of a different device such as a terminal battery. Also, battery capacity information or a charging mode which is the charging information of a repeater battery is outputted on the display unit according to the signal. [Reference numerals] (101) Charging port; (102) Discharge port; (103) Switching & signal generating unit; (303) Terminal; (AA) USB voltage; (BB) Battery voltage (discharge); (CC) Battery voltage (charge) |
