摘要 |
The invention relates to a method and a system for performing a payment transaction between a customer's mobile telephone, a sales location's payment terminal and a payment operator's operator system. The transaction is initiated by the mobile telephone. Data concerning the transaction are then transferred from the payment terminal via an electrical or optical communication port to the mobile telephone and from the mobile telephone via a network to the operator system. The operator system registers data concerning the transaction for subsequent charging, invoicing or other settlement. Furthermore, a confirmation of this registration is transmitted back to the mobile telephone and on through the electrical or optical communication port to the payment terminal. The transaction is concluded by an indication being provided that it has been executed and registered. |