| 摘要 |
PURPOSE:To prevent the illegal use of others and the inconvenience due to illegal use by inputting a password to a mobile set in using the system and permitting the communication from the mobile set only when the password is collated with a stored password. CONSTITUTION:In making a call from a mobile set, the user inputs a passcode stored in this mobile set from a pushbutton section. When a control unit CPU confirms the collation between the inputted password and that stored in a memory unit MM, the unit CPU informs the release of the mobile set to the user from a speaker SP via a voice processing unit VCON. The user confirms the release of the mobile set, inputs an opposite party number by the pushbutton section and the opposite party is connected and the communication is enabled. Thus, the inconvenience due to a demand for payment of an unexpected charge for a mobile set registration personnel caused by illegal use of the 3rd party is prevented.
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