How GPS Works: Clocks, Signals and Spheres
In short: Satellites carrying atomic clocks broadcast their position and time, and a GPS receiver turns signal travel times into distances, spheres and a position on Earth.
A 2:05 short film in the series “How Things Work”, narrated by intellect_voice_01.
Sources used in this film: NASA (Space Communications and Navigation program), “GPS - NASA”; Encyclopaedia Britannica, “Navstar Global Positioning System | navigation | Britannica”; NASA Earthdata (NASA Earth Science Data Systems), “Global Navigation Satellite System | NASA Earthdata”; National Oceanic and Atmospheric Administration (NOAA), National Ocean Service, “What is GPS?”; National Institute of Standards and Technology (NIST), “GPS Data Archive”; NASA, “NASA Navigation Tech Shows Timing Really Is Everything - NASA”.
Sources used in this film
- NASA (Space Communications and Navigation program) — GPS - NASA · View →
- Encyclopaedia Britannica — Navstar Global Positioning System | navigation | Britannica · View →
- NASA Earthdata (NASA Earth Science Data Systems) — Global Navigation Satellite System | NASA Earthdata · View →
- National Oceanic and Atmospheric Administration (NOAA), National Ocean Service — What is GPS? · View →
- National Institute of Standards and Technology (NIST) — GPS Data Archive · View →
- NASA — NASA Navigation Tech Shows Timing Really Is Everything - NASA · View →
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Sources
- Summary by Intellect · source: GPS - NASA
- Also: Encyclopaedia Britannica: Navstar Global Positioning System | navigation | Britannica
- Also: NASA Earthdata (NASA Earth Science Data Systems): Global Navigation Satellite System | NASA Earthdata
- Also: NOAA: What is GPS? · Public domain (US Government work)
- Also: National Institute of Standards and Technology (NIST): GPS Data Archive
- Also: NASA: NASA Navigation Tech Shows Timing Really Is Everything - NASA
To cite this card, link to https://intellectplus.co.uk/app/how-gps-works-clocks-signals-and-spheres.
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