When the GPS positioning system terminal is used for vehicle positioning through hardware and software, it is called vehicle GPS positioning system. But the light has the positioning is not good enough, but also the positioning information to the alarm center or car GPS positioning system holder there, we call the third party. So the GPS positioning system also includes GSM network communication (mobile phone communication). The satellite positioning information is sent to the third party by SMS through GSM network, the text message is interpreted by microcomputer, and the vehicle position is displayed on the electronic map. In this way, the vehicle GPS positioning system is realized. (triple star -GPS positioning system); At the same time, the corresponding detection sensor installed in the car, using the GSM network communication function of GPS positioning, can also send the anti-theft alarm information to the third party, or send the alarm phone, SMS directly to the owner's mobile phone, complete the car GPS anti-theft alarm. As can be seen here, the GSM network part of the car GPS positioning is actually a smart phone, and the third party can communicate with each other, but also the vehicle was robbed, the driver was robbed, kidnapped and other information sent to the third party, so the car GPS positioning is positioning, anti-theft, anti-robbery.

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