Telephone alarm monitoring system

Details Telephone alarm monitoring system Telephone alarm monitoring system

H - Electricity

04

M

379/6

H04M 11/04 (2006.01)

Patent

CA 2018661

ABSTRACT A telephone monitoring system comprises a telephone set including a numeric keypad for dialling the telephone numbers of subscribers to be called, a circuit for storing at least one telephone number, a circuit for accessing the storage circuit to permit user entry of at least one stored telephone number through the keypad, a circuit for initiating dialling of at least one stored number in response to a dialling imitation signal, a circuit for generating the dialling initiation signal in response to an alarm condition detected by a monitoring device, a circuit for detecting a response by the called subscriber, and a circuit for transmitting a predetermined signal over the open telephone line to the called subscriber indicative of the alarm condition. The system has the advantage that subscribers can arrange for monitoring of their presences by friends and neighbours without the need to subscribe to a central service.

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