H - Electricity – 04 – M
Patent
H - Electricity
04
M
379/5
H04M 11/00 (2006.01)
Patent
CA 2022293
A switching system and method of remote switching and/or regulating an electrically operated device by the use of the DTMF telephone or modem signals. A switching and/or regulating element is actuated and/or controlled by the system upon detecting a specific code generated remotely by telephone or modem. The system allows to remotely monitor environmental sounds, the status of the device and/or the variables controlled by this device by the use of signals generated by the system. The system also allows a bi-directional communication by transmitting sounds or spelling words, spelling data and sentences generated by a voice synthesizer for monitoring outside the premises by the use of a telephone for human understanding. The system may use unlimited types of messages which can also describe the status of any type of physical variable sensed on the premises and/or transmits modulated data of the messages described above for out of the premises computer communication linked by the telephone network via a modem. The system also provides for auto-dialing telephone numbers to reach a human and/or computers after detecting external elements malfunctioning.
Attallah Arnaldo
Swabey Ogilvy Renault
LandOfFree
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