Global Positioning System - Wikipedia
Entry on the Global Positioning System (GPS), the only fully-functional satellite navigation system.
en.wikipedia.org

Global Positioning System
Public information about the Global Positioning System (GPS) and other space-based positioning, navigation, and timing (PNT) systems
www.gps.gov

Global Positioning System: Definition from Answers.com
Global Positioning System n. ( Abbr. GPS ) A system of satellites, computers, and receivers that is able to determine the latitude and longitude of
www.answers.com

The Global Positioning System
Outlines the system's development, capabilities, and applications.
www.colorado.edu

Global Positioning System
The Global Positioning System "The United States Government shall... The Global Positioning System (GPS) is a U.S.-owned utility that provides users ...
www.gps.gov

USNO NAVSTAR Global Positioning System
USNO NAVSTAR Global Positioning System. The following Global Positioning System (GPS) information is obtained from ... The GPS is a DoD developed, worldwide, satellite-based ...
tycho.usno.navy.mil

What is GPS?
What Is GPS? The Global Positioning System (GPS) is a navigation and precise-positioning tool. ... Developed by the Department of Defense in 1973, GPS was ...
scign.jpl.nasa.gov

All About GPS
Shockwave-animation enhanced tutorial presented by Trimble Navigation.
www.trimble.com

Garmin: What is GPS?
The global positioning system is a satellite-based navigation system consisting ... The Global Positioning System (GPS) is a satellite-based navigation system made ...
www.garmin.com

NOAA's National Ocean Service: Global Positioning
Global Positioning System satellite used for precise positioning and navigation. The Global Positioning System (GPS) includes a constellation of satellites ...
oceanservice.noaa.gov