This applet describes and demonstrates how GPS works. The Global Positioning System (GPS) is actually a constellation of 27 Earth-orbiting satellites (24 in operation and three extras in case one fails)implemented by the U.S. military for military navigation.
%0 Electronic Source %A Hwang, Fu-Kwun %D April 23, 2007 %T NTNU Java: How GPS works %V 2013 %N 7 December 2013 %8 April 23, 2007 %9 application/java %U http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=465.0
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