| 摘要 |
PROBLEM TO BE SOLVED: To provide a wireless security system for suppressing jamming of a signals, even if the signal is transmitted from a management device to a plurality of detectors. SOLUTION: The wireless security system comprises the management device 11 for transmitting a plurality of signals, where each different ID is added wirelessly; and a plurality of detectors 12 that retain each inherent ID and specific timing information, receives a signal where the inherent ID is added, in a plurality of signals in which the ID transmitted from the management device 11 is added, and transmits the signal where the specific ID is added to the management device 11 wirelessly, at a timing based on the specific timing information. COPYRIGHT: (C)2005,JPO&NCIPI
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