| 摘要 |
<P>PROBLEM TO BE SOLVED: To drastically extend the life of a battery by allowing a communicating means between a voice slave unit and a crime preventing slave unit to be in common, and allowing the trigger of the operation of the crime preventing slave unit to be used only for communication with the crime preventing slave unit. <P>SOLUTION: In a crime preventing unit 30, when the CPU of a control part 37 which is normally in a sleep state is interrupted by a sensor 36, the CPU is operated, and the status of the sensor 36 is confirmed, and a master unit 10 is notified of the abnormal status through a radio communication part 31. The master unit 10 receives the notification of abnormality from the crime preventing slave unit 30 by a radio communication part 11, and collates it with the salve unit information stored in a slave unit information storing part 12, and determines what type of abnormality has been generated in which crime preventing slave unit 30, and makes a speaker which is not shown in Figure of a voice generating part 14 issue warning, and reports it from an external communication part 15 through a telephone line to the outside. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
