DUPLEX COMMUNICATION APPARATUS FOR MOTOR VEHICLE
A duplex communication apparatus for motor vehicle comprises a sensor, a first cellular phone, an alarm, a RF module, a first decoder, a CPU, a memory, an input, an output, a voice generator, a DTMF decoder, and a speaker. First cellular phone and alarm are switched to a ready state when a motor veh...
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Zusammenfassung: | A duplex communication apparatus for motor vehicle comprises a sensor, a first cellular phone, an alarm, a RF module, a first decoder, a CPU, a memory, an input, an output, a voice generator, a DTMF decoder, and a speaker. First cellular phone and alarm are switched to a ready state when a motor vehicle owner leaves the motor vehicle so that once sensor or both sensor and alarm enabled the apparatus is activated, whereby a two-way communication is established between the owner and the person at the motor vehicle through sensor, CPU, voice generator, a second cellular phone carried by the owner, and speaker. |
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