IN-VEHICLE INFOTAINMENT SYSTEM CONNECTED TO DIFFERENT TYPES OF USB DEVICES AND CHARGING METHOD PERFORMED BY INFOTAINMENT SYSTEM USING USB DEVICE AS INTERMEDIATE MEDIUM

Disclosed is an in-vehicle infotainment (IVI) system connected to a USB device by a USB cable. The IVI system includes a USB charging unit outputting internal power for low-speed charging, a switch unit outputting external power for high-speed charging, and a micro controller unit determining a USB connector type of a USB device according to a connector identification signal received from the USB device through the USB cable and controlling an operation of the USB charging unit and the switch unit to transfer the internal power or the external power to the USB device through the USB cable according to a result of determining the USB connector type.