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https://wodewangzhishime.blogspot.com/2021/10/httpswodewangzhishime_30.html

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Ref: https://wodewangzhishime.blogspot.com/2021/07/httpswodewangzhishime_10.html

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1) The emission tower receive a signal from your Sim card (without longitude and latitude) . . 

2) The emission tower meassure the (longitude and latitude) of the received signal. . 

3) The emission tower return a signal to your Iphone (with longitude and latitude) 

4) Using the return singal (with longitude and latitude) , you can see your physical address in your google map.