发明名称 |
WARNING INFORMATION SYSTEM AND CONTROL DEVICE |
摘要 |
PROBLEM TO BE SOLVED: To invite a worker in a monitoring area of a security system to pay more attention to the security system.SOLUTION: A warning information system comprises a communication device 1, a portable terminal device 6 and a control device 2. The communication device 1 has a communication area 4 including areas in which sensor targets 5 are installed. The portable terminal device 6 transmits information including a measurement result of field intensity of a radio wave received from the communication device 1 and its own ID to the communication device 1. The control device 2 performs control whether to transmit warning information to the portable terminal device 6 according to a result of comparison between the measurement result of field intensity transmitted from the portable terminal device 6 and a field intensity threshold corresponding to a transmission frequency at which warning information was transmitted to the portable terminal device 6 in the past or a reception frequency at which warning information was received by the portable terminal device 6 in the past. |
申请公布号 |
JP2014092939(A) |
申请公布日期 |
2014.05.19 |
申请号 |
JP20120243167 |
申请日期 |
2012.11.02 |
申请人 |
FUJITSU LTD |
发明人 |
OKAZUMI MITSUNOBU;IMAGAWA TAKESHI;SHINOZAKI KAZUMI |
分类号 |
G08B25/10;G08B21/00;G08B25/04 |
主分类号 |
G08B25/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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