The difference between mobile phone GPS positioning and car GPS positioning
The GPS positioning of the mobile phone and the GPS positioning of the car are essentially the same. They are all located by the GPS module and using the global satellite positioning system. The two do not need traffic when positioning, but the signal strength is different. Seeing this, it is estimated that many people will have doubts in their hearts. Since the principle is similar, why are there so many differences between mobile phone GPS positioning and car GPS positioning? For example: 1, mobile phone positioning needs to open traffic or WiFi to locate, the car does not need, why? A: We know that the working principle of car GPS positioning is that the GPS module receives satellite signals, and then combines the electronic maps in the memory to display the set position on the electronic map, which is the position of your car. The GPS positioning principle of the mobile phone is similar to that of the car. When the GPS positioning function of the mobile ph