| 摘要 |
PURPOSE: A backup method for user information between the mobile communication terminals is provided to use information, stored in a user data region of a mobile communication terminal, to another mobile communication terminal by a backup system. CONSTITUTION: A backup method for user data between a first mobile communication terminal through a base station, and a second mobile communication terminal, which can be a backup terminal, comprises the steps of: setting a data backup mode, which the first mobile communication terminal and the second mobile communication terminal set to the data backup mode, when a predetermined key is inputted in a key inputting section of the first mobile communication terminal and the second mobile communication terminal; forming a data link, which the first mobile communication terminal forms the data link with the second mobile communication terminal through the base station, when a call key is inputted from the first mobile communication terminal in the user data backup mode; transmitting the user data of the first mobile communication terminal through the data link, and performing a backup system in a memory of the second mobile communication terminal.
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