| 摘要 |
PURPOSE: A mobile payment method, a system thereof, and a device thereof are provided to transmit OTP(One Time Password) information according to selected payment unit information to a corresponding payment device without an input from a user and to perform safer payment through authentication according to the selected payment unit information. CONSTITUTION: A product providing device(122) transmits product information to a connected terminal(110) and transmits payment request information of the terminal to a mobile payment device(130). The mobile payment device receives payment unit information and OTP information corresponding to the payment unit information from the terminal after receiving the payment request information. The mobile payment device authenticates the OTP information through an external device corresponding to the payment unit information and processes the payment of the payment request information. [Reference numerals] (110) Terminal; (112) Mobile payment application; (120) Communication network; (122) Product providing device; (130) Mobile payment device; (140) Communication service provider device; (142) Communication service provider OTP device; (150) Phone bill agent device; (160) Added value communication network; (162) Card company device; (164) Card company OTP device; |
