Patent ID: 8229860

Claim:
A VoIP (Voice over Internet Protocol) payment system for supporting user verification and payment in VoIP configuration by using a secret number input by a user, the system comprising: a user terminal allocated with peculiar IP (Internet Protocol) address and VoIP phone number to receive VoIP communication service, comprising a processor and memory storing executable instructions that when executed by the processor causes the processor to perform the steps of: receiving a secret number from a user as payment information through a popup payment window; and transmitting the IP address and the received secret number to a payment gateway server to receive a payment approval result for the payment information; a payment gateway server comprising a processor and memory storing executable instructions that when executed by the processor causes the processor to perform the steps of: receiving and storing a resident registration number and a secret number from the user terminal through a wire/wireless network; receiving the payment information from the user terminal; verifying the secret number by extracting the IP address and the secret number from the payment information; transmitting, based on the success of the secret number verification, the payment information including the IP address and the registration number to a central communication company server; informing the user terminal of whether the payment is approved according to the user verification result, and determining a final payment approval; and a central communication company server providing VoIP communication service to the user terminal, comprising a processor and memory storing executable instructions that when executed by the processor causes the processor to perform the steps of: storing user information of the user terminal in a customer DB (database), comparing the payment information received from the payment gateway server with the user information stored in the customer DB; transmitting a user verification result to the payment gateway server; and receiving the final payment approval from the payment gateway.