REAL-TIME PAYMENT METHOD FOR FUTURE PAYMENT TYPE OF PREPAID CARD BASED MOBILE APP

摘要

One embodiment of the present invention can provide a real time payment method of a deferred prepaid card based on a mobile app comprising the steps of: a) a prepaid card company server charging an amount having a limit to a mobile app card of a mobile terminal, and registering a deferred payment card linked to the mobile app card in a deferred card company server; b) the prepaid card company server receiving a payment request for usage in real time for each card use from the mobile terminal, and approving payment if the request corresponds to a set condition; c) the prepaid card company server checking the using amount of the mobile app card according to the set condition, requesting a purchase of the usage from the deferred card company server, and when the purchase request is approved, restoring a limit of the amount of the mobile terminal; and d) when a cancel request from the mobile terminal is received, canceling the registered mobile app card. The present invention can pay in real time for usage of a mobile app card in the prepaid card company server, and stores and manages a charging amount, a use history, and remaining amount information of the mobile app card, such that security can be improved.