| 摘要 |
PROBLEM TO BE SOLVED: To prevent burglary by detecting the abnormal movement of a burglary prevention object, and discriminating the browsing or normal movement of documents or the like by a person in charge from the unapproved browsing or abnormal movement of documents or the like by a burglar. SOLUTION: This burglary prevention system configured by mounting a sensor unit 2 on a burglary prevention object 4 wherein the sensor unit 2 and a center device 1 can freely communicate with each other. The sensor unit 2 is provided with an acceleration sensor 251, and the center device 1 is provided with a sensor data collection processing part 15 for determining whether or not the acceleration data are within a predetermined range, and for, when there is no acceleration data in the predetermined range, deciding that any abnormality has been generated in the burglar prevention object when a predetermined time passes, or when the double integrated value of the acceleration data exceeds a predetermined threshold. COPYRIGHT: (C)2007,JPO&INPIT
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