초록 ▼

A system for transmitting data between a subscriber site and at least one monitoring station, comprising a sensor circuit for generating data responsive to an event at the subscriber site, a first transmission circuit responsive to said sensor circuit and being operable to transmit data in a first f

A system for transmitting data between a subscriber site and at least one monitoring station, comprising a sensor circuit for generating data responsive to an event at the subscriber site, a first transmission circuit responsive to said sensor circuit and being operable to transmit data in a first format from the subscriber site to the monitoring station over an RF telecommunications network, a second transmission circuit responsive to said sensor circuit and being operable to transmit data from the subscriber site to the monitoring station over a second telecommunications network. A programmable converter module converts between an alarm signal format and an RF cellular technology format.

대표청구항 ▼

[ We claim:] [1.] An apparatus for monitoring RF cellular format data received from a cellular network, comprising:first means for interfacing the apparatus to the cellular network;means for translating the RF cellular format data from the cellular network into alarm format data, said means for tran

[ We claim:] [1.] An apparatus for monitoring RF cellular format data received from a cellular network, comprising:first means for interfacing the apparatus to the cellular network;means for translating the RF cellular format data from the cellular network into alarm format data, said means for translating programmable to translate to and from a format selected from the group consisting of ARDIS, RAM DATA and CELEMATRY and a plurality of RF cellular formats; andsecond means for interfacing the apparatus to a monitoring station receiver.