| 摘要 |
PURPOSE: A method and system for providing a mart coupon are provided to enable a user to conveniently utilize the coupon by obtaining the coupon through a smart phone and calculating a product through a coupon stored in a smart phone. CONSTITUTION: A mart application for connecting a first and second APs(Access Points)(120,130) wirelessly is installed. A mart server(150) transmits a coupon to a smart phone(110), which is installed in the mart application through the first access point. A payment terminal(140) transmits information about at least one product, which a user bought, to the smart phone through the second access point. The smart phone executes the mart application. If the coupon data is received from the mart server, the mart application stores the received coupon. |
