If you aren't in the military, "mGPS" usually refers to or micro GPS trackers. These are the tools we use daily for navigation and safety. Popular Uses for Micro GPS
I can provide or technical setup guides once I know your goal!
Low-power modes are essential for portable "m-type" devices.
It is much harder for enemies to block than civilian signals.
By using multiple systems, your device can find your location faster and with fewer "dead zones" in big cities.