METHOD FOR FREE GIFT LOTTERY BY INSTANT GAME FOR ELECTRONIC PAYMENT ACTIVATION OF WIRELESS COMMUNICATION TERMINAL, METHOD, AND SYSTEM FOR SUPPLYING FREE GIFT

摘要

PURPOSE: A method for an instant game type free gift lottery for an electronic payment activation of a wireless communication terminal is provided for a user of a wireless communication terminal to play a game in the wireless communication terminal directly and simultaneously with a payment approval when a password is inputted after requesting the payment in the wireless communication terminal. CONSTITUTION: A wireless communication terminal transmits a request through an IrDA or a bluetooth payment unit for requesting a payment and a game probability. A credit card terminal which received a payment request from the payment unit requests a payment request approval. The credit card terminal transmits a credit card approval request and payment information to a card company or a communication company system. The card company judges a payment condition and informs a payment approval and requests an electronic payment authentication approval of a wireless communication terminal and a prize winning probability. The communication company system issues an electronic payment certificate of the wireless communication terminal through an authentication server, creates a dynamic game probability through a game probability server, and designates the dynamic game probability in the wireless communication terminal. A prize winning result is output on a screen of the wireless communication terminal and an internal speaker. Payment information and free gift information of a prize winner are transmitted to the card company system and a communication company system. A receipt is output.