Global positioning systems (GPS) use satellites to connect with GPS devices and determine their location. Receivers in the devices connect with four or more satellites in the atmosphere and use the distance from the sate... More »

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Some top-rated GPS locators include the Spot Gen3, PocketFinder Personal and Amber Alert GPS devices. These systems feature tracking beacons that can help adventurers in the wild alert emergency personnel or help parents... More »

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Find real-time satellite locations on websites like In-The-Sky.org and NASA.gov. The former offers a flat map projection, while both sites provide an interactive 3D globe of the Earth with many satellites shown as they o... More »

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Tracking a Metro PCS mobile device's location using GPS technology is possible as satellites communicate with wireless device service towers which communicate data to and from devices. For the data obtained through track... More »

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GPS navigation systems are satellite navigation systems that connect systems on Earth, such as computers and car navigation devices, with satellites in space. The GPS, or Global Positioning System, operates using 24 sate... More »

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A global positioning system, or GPS, works by a process called trilateration. There are anywhere from 24 to 32 satellites, a master control station with four control and monitoring stations and GPS receivers all working ... More »

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Although most modern cellphones have global positioning system transceivers in them, GPS units do not have a dedicated phone number assigned to them. GPS units operate on an entirely different principle. More »

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