01 · ALONE
Alone, a machine only guesses.
GPS drifts by meters. Indoors, underground, or jammed, it has nothing at all.
~8 M OF DOUBTU.S. DOT · SIXTH AVENUE
02 · MEASURING DISTANCE
Every machine is a reference point.
Each machine times a radio pulse to its neighbors and gets a distance. Every pair is measured. Five machines pin down each other’s positions.
5 MACHINES · 10 DISTANCESEVERY PAIR MEASURED
03 · ACCURATE TO 10 CM
Accurate to within 10 cm.
On Sixth Avenue in Manhattan, raw GPS was wrong by eight meters. Quorium got it to within ten centimeters. Recorded for the U.S. DOT.
GPS OFF BY 8 M · CORRECTED TO 10 CMU.S. DOT · SIXTH AVENUE
04 · GPS BLOCKED
There is no satellite to jam.
Kill GPS entirely. With satellites blocked and heavy dust in the air, vehicles navigated to within ten centimeters, by their own estimate, in U.S. Army trials. Under active radio jamming, its convoys lost performance gradually instead of failing.
±10 CM, GPS BLOCKEDU.S. ARMY