| 摘要 |
PROBLEM TO BE SOLVED: To provide security techniques, using a cellular phone terminal and a compact base station, for canceling trouble, when a user leaves the cellular phone terminal in the house or in the office or leaves it behind left. SOLUTION: A base station (FCL) of a mobile communication system includes a radio section (110) for wirelessly communicating with a mobile unit through wireless communication; a communication section (140) for communicating with the mobile communication system via a communication channel; and a control section (120) for determining whether a position-registered mobile unit is present when fittings become open state, and controls the communication section so as to transmit a predetermined message to a predetermined counter-party side via the communication channel, when it is determined that the position-registered mobile unit does not exist. COPYRIGHT: (C)2011,JPO&INPIT
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