Security system with two signal reporting

Details Security system with two signal reporting Security system with two signal reporting

H - Electricity

04

M

H04M 11/04 (2006.01) G08B 25/08 (2006.01)

Patent

CA 2203323

A security system having two distinct channels of communication and which uses a single communication device provides improved security. The system monitors a host of security alarm panels connected to a telephone system. A status signal is communicated between each control panel and a scanner placed at a switching station of the telephone system to confirm the integrity of the communication channel. An alarm event continues to be reported to a monitoring station using the telephone system in the normal manner.

L'invention est un système de sécurité amélioré utilisant deux canaux de communication distincts et un seul dispositif de communication. Le système de l'invention surveille un groupe de panneaux d'alerte connectés à un système téléphonique. Un signal de situation est transmis entre chaque panneau de contrôle et un dispositif d'exploration installé dans une station de commutation du système téléphonique pour confirmer l'intégrité du canal de communication. Les alertes continuent d'être signalées à une station de surveillance au moyen du système téléphonique de la façon usuelle.

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