HCE PAYMENT METHOD FOR SELECTING COMUNICATION MODE OF TRANSPORTATION FEE BY HCE TYPE AND MOBILE TERMINAL THEREOF

摘要

Disclosed is a transportation card payment method capable of minimizing inconvenience caused by a communication failure of a mobile terminal while increasing reliability of a payment means. According to the present specification, a payment method using transportation card, in a situation where data communication is restricted due to a power saving mode, enables data communication by executing a host card emulation (HCE) transportation card payment program forcibly or increases reliability of communication by switching a Wi-Fi mode into a mobile data mode forcibly. In addition, the method can prevent user inconvenience due to a communication failure by storing in advance of a session key additionally, which is necessary for payment.