| 摘要 |
The present invention relates to a method for controlling a smartphone or a tablet PC to be used as a wireless sign pad of a credit card payment terminal. The objective of the present invention is to solve inconvenience of being unable to use a sign pad upon card payment of a customer who is at a long distance since the sign pad is connected with wire to a credit card payment terminal. To achieve the objective, the method of the present invention enables the customer to pay by the credit card at a long distance without a wireless sign pad by connecting a wire/wireless internet sharing unit to a smartphone or a tablet PC by a wireless internet WiFi, and by connecting the credit card payment terminal to the sharing unit in wire to execute an application program serving as a sign pad in the smartphone or the tablet PC. |
