The Economist just published an article on alternatives to GPS and GNSS.
SBQuantum and David Roy-Guay are a big part of the story.
The problem is real. A team led by Todd Humphreys at the University of Texas at Austin traced GPS disruptions since 2019 to a constellation of Russian satellites.
SBQ’s NV-diamond magnetometers can match readings of the Earth’s magnetic field to maps and, crucially provide data on both the strength AND direction of the field.
Read the full story at The Economist.
Free subscription required.