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Astronomy · L2 · How GPS Trilateration Works

The steps a GPS receiver takes to turn satellite signals into a location.

Astronomy
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Multiple GPS satellitesbroadcast timed signalsReceiver picks upsignals from each satelliteMeasures signal travel timefor each satelliteConverts each travel timeinto a distanceCombines distances from4+ satellites (trilateration)Position and clockcorrection calculated
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