发明名称 |
PROCESS FOR DETECTING THE PRESENCE OF ACTIVE CELL PHONES IN AN AREA PROTECTED FROM THEIR USE, AND CORREPONDING EQUIPMENT |
摘要 |
A process for detecting the presence of active cell phones in an area protected from their use, comprising the following steps: acquiring the identification signals and codes of the cell base stations or BTS active in the protected area; transmitting radio interference into the protected area in the bands and on the frequencies used internationally for cellular telephony; stopping the emission of the aforesaid radio interference; creating a signal of a virtual BTS, or a local mobile telephone station not connected to the network, having an idenfication code different from those of the real BTS active in the protected area; receiving radio frequency registration signals from cell phones; determining the presence of these cell phones; and signalling their presence to responsible personnel.
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申请公布号 |
WO02056630(A1) |
申请公布日期 |
2002.07.18 |
申请号 |
WO2002IT00020 |
申请日期 |
2002.01.15 |
申请人 |
MESAR S.R.L.;FAGGIONI, FABRIZIO |
发明人 |
FAGGIONI, FABRIZIO |
分类号 |
H04W48/04;(IPC1-7):H04Q7/38 |
主分类号 |
H04W48/04 |
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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