| 摘要 |
A method for conducting a transaction with a mobile telephone subscriber who may or may not be authorized to use a mobile payment system, the method comprising: using an incoming call from a mobile telephone subscriber located at a point of sale equipped with a telemetry device to recognize the mobile telephone number from which the incoming call was made; searching for the mobile telephone number in a database of authorized users which comprises a multiplicity of records, each record including a mobile telephone number of an authorized user and particulars of a payment account associated therewith; if the searched-for mobile telephone number is found in the database of authorized users, authorizing and conducting a sale; and if the searched-for mobile telephone number is not found in the database of authorized users, performing a user registration process including the following: prompting the user to supply particulars of his payment account; authorizing the payment account; and if the payment account is authorized, generating an electronic record including the user's telephone number and particulars of the payment account and conducting a sale. |
