![GPS The Global Positioning System](https://muyals.com/wp-content/uploads/thumbs_dir/gps-global-positioning-system-tracking-map-qar4yy9havtl91gjk7vrp4lumpbzisoc8wq4q479gg.jpg)
What is GPS?GPS the global positioning system. This system uses the coordinates of four satellites to determine a person's location. GPS works by observing the difference between the received signals from all four satellites. The GPS receiver measures the TOAs of these signals and forms a time ...
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