Global Positioning Systems

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Where am I This existential question occupies people for millennia and they search for different ways to orient themselves. For centuries explorers tried to find out a universal method which to enable them to locate their position on the planet and to accurately predict their destination.


Kleppner (n.d.) in his article explains how GPS has turned from military technology into civilian one, helping society transmit information which saves human lives. The applications of GPS are countless. Emergency cars apply the GPS to locate the destination and map the fastest route to it. GPS is also used to search for vessels which have been lost at sea. Airlines use GPS to organize their flight plans and to facilitate the landing at airports. Pilots also apply GPS in order to obtain aerial photos, to navigate, crop-dust and survey.
Rose (n.d.) points out two main functions that GPS devices for automobiles have - mapping and navigation and vehicle tracking. There are various GPS navigation devices available for automobile drivers. The GPS represents a receiver which is preliminary loaded with address information and road maps. After entering the desired address, the GPS synthesizes the information according to the current location, speed of travel, and direction and the driver, or the receiver can obtain and calculate the most efficient route to the desired destination (Rose, n.d.).
The GPS devices for automobiles can estimate detours and re-estimate routes of travel as fluctuations from the preliminary entered routes. Drivers can arrange preferences that allow them to command the route which the GPS provides. ...
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