Device and method for detecting the presence of an operating...

Details Device and method for detecting the presence of an operating... Device and method for detecting the presence of an operating...

H - Electricity

04

K

H04K 3/00 (2006.01) H04Q 7/38 (2006.01) H04Q 7/36 (2006.01)

Patent

CA 2319028

The invention concerns an equipment for detecting a cellular telephone in a protected zone characterised in that it comprises at least a HF receiver circuit whereof the output is connected to a microcomputer controlled so as to detect at least a service code representing the operation of a cellular telephone system and for transmitting a warning signal in the event such a service code is detected.

Equipement de détection de téléphone cellulaire dans une zone protégée caractérisé en ce qu'il comporte au moins un circuit de réception HF dont la sortie est reliée à un micro-calculateur commandé de façon à détecter au moins un code de service représentatif du fonctionnement d'un équipement de téléphonie cellulaire et pour émettre un signal d'alarme en cas de détection d'un tel code de service.

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