System and method for payment based on Open API using RESTful web service

摘要

PURPOSE: An opened interface based payment system using an REST(Representational State Transfer) web service and method thereof are provided to enable a communication network service provider to design payment processing functions based on an opened interface through a wired and wireless communication network. CONSTITUTION: An opened service application server(10) calls an opened interface related to product or service purchase cost payment from a opened service gateway(12). The opened service gateway executes a payment interface. The opened service gateway provides payment resources as a web service based on REST. A charging server(14) charges costs for the web service based on the REST.