| I.P Abstract & Summary |
Disclosed herein is a payment system using cryptocurrency exchanges. The payment system includes: a payment means of a user who holds cryptocurrency; and a cryptocurrency exchange server configured to operate in conjunction with a payment server, to, when a payment request is made by the payment means, check the payment server for a payment request amount and pay the payment request amount to a payment account of the payment means, to subtract cryptocurrency corresponding to the payment request amount from the cryptocurrency held by the user, and to prepay the payment request amount from a deposit of a deposit account before selling the subtracted cryptocurrency, pay the payment request amount from an amount obtained by selling the cryptocurrency subtracted upon the payment request, or calculate a total amount including the payment request amount and then pay the total amount in a lump on a preset date. |
