One of the main requirements coming from different clients is to add an "anti-theft alarm" function to our gps trackers, which will trigger the loud BEEP BEEP alarm whenever the motorcyc...
The working mode of GPS positioning system is to use the basic triangulation positioning principle of satellite. The GPS receiver first finds the location of more than three satellites, and then c...
In addition to the common GPS, we can often see A-GPS on some mobile terminals such as mobile phones. A-GPS is called the Assisted Global Positioning System (AGPS). It can use the information of m...
For many logistics companies, how to manage the use of vehicles and understand the situation of goods in the transportation process is a very practical and urgent need. At present, through the veh...
1. Satellite trajectory There are 24 GPS satellites orbiting the earth along six orbits (every four satellites in a group). Generally, no more than 12 satellites are on the same side of the earth...
Since December 27, 2011, the automobile GPS positioning system has started to provide continuous passive positioning, navigation, time service and other trial operation services to China and surro...
From the current mainstream models in the market, the main anti-theft methods include engine immobilization system (IMMO), remote keyless entry (RKE), keyless access control (PKE), two-way smart k...
Since China's first man-made satellite was put into orbit in 1970, 30 different satellites have been launched, creating favorable conditions for the space survey work of New China. In the earl...
For car users, the GPS monitoring system has powerful anti-theft and navigation functions. In the United States and Western Europe, it has been popular for a long time. Cars, trucks and buses are ...
GPS positioning accuracy can be inspected under static and dynamic conditions, and the dynamic positioning effect is better than the static positioning. The nominal positioning parameters of the G...