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  2. 1978
    • According to 2 sources
    Originally called the Navstar Global Positioning System, the outlines of the current GPS were conceived at the Pentagon in 1973. Testing began the following year, and the first operational GPS satellite was launched in 1978.
    In fact, GPS technology was brainstormed as early as the 1960s, with many of the first GPS technologies put into place in the mid to late ‘70s. The story of GPS in fleet vehicles began in 1978, when the experimental Block-I GPS satellite (created by Rockwell International) was launched into space.
     
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    Global Positioning System - Wikipedia

    The GPS project was started by the U.S. Department of Defense in 1973. The first prototype spacecraft was launched in 1978 and the full constellation of 24 satellites became operational in 1993. Civilian use by the United States military was limited to an average of 100 meter uncertainty in location by broadcasting … See more

    The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radio navigation system owned by the United States government and operated by the See more

    Applications image
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    The current GPS consists of three major segments. These are the space segment, a control segment, and a user segment. The See more

    The navigational signals transmitted by GPS satellites encode a variety of information including satellite positions, the state of the internal … See more

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    The GPS project was launched in the United States in 1973 to overcome the limitations of previous navigation systems, combining ideas … See more

    The GPS satellites carry very stable atomic clocks that are synchronized with one another and with the reference atomic clocks at the ground … See more

    While originally a military project, GPS is considered a dual-use technology, meaning it has significant civilian applications as well.
    GPS has become a … See more

    Problem statement
    The receiver uses messages received from satellites to determine the satellite positions and time … See more

     
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  5. A brief history of GPS - PCWorld

  6. A Brief History of GPS - Aerospace Corporation

    WEBFeb 2, 2021 · Transit operated for 28 years until 1996, when the Defense Department replaced it with the current Global Positioning System (GPS). Advancing GPS Innovation. Testing a transmitter for Project 621B in 1972.

  7. GPS History : A Timeline of the Facts You Need

    WEBLearn how GPS was invented after Russia launched Sputnik in 1957 and how it evolved over the years to become a vital system for navigation and location. Find out the key dates, facts, and uses of GPS in this timeline.

  8. Part 1: The Origins of GPS, and the Pioneers Who Launched the …

  9. History of the Global Positioning System or GPS

    WEBGPS, or the Global Positioning System, was invented by the U.S. Department of Defense (D.O.D) and Ivan Getting, and cost taxpayers $12 billion. Eighteen satellites—six in each of three orbital planes spaced …

  10. GPS - National Geographic Society

  11. Who really discovered GPS? - BBC Science Focus …

    WEBLearn the fascinating history and science behind GPS, the technology that changed our lives and navigation.

  12. The GPS started as unwanted US military tech. This is how it …

  13. Global Positioning System History - NASA

  14. Celebrating 10 years of GPS for the masses - CNET

  15. GPS: The birth of the commercial GPS industry and how it …

  16. GPS - NASA

  17. GPS History: The Evolution of Global Positioning - Tedium: The …

  18. A position in history: 25 years of GPS - Airforce Technology

  19. Dec. 8, 1993: Location, Location, Location - WIRED

  20. The Story of GPS - Road & Track

  21. GPS - Ages of Exploration - Mariners' Museum and Park

  22. Why the Military Released GPS to the Public - Popular Mechanics

  23. Twenty Years of GPS and Instrument Flight

  24. Garmin GPS Models | Release Date History - POI Factory

  25. The History of GPS Vehicle Tracking - Skypatrol

  26. Automotive navigation system - Wikipedia

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