Army looks for alternatives to GPS as enemies threaten to jam signals (spacenews.com) 3 points by tshannon 6y ago ↗ HN
[–] chris5745 6y ago ↗ I imagine if accelerometers were sensitive enough they could be used in place of GPS, once a device was calibrated with position and orientation. [–] tshannon 6y ago ↗ Yeah I always wondered if you could ever get accurate enough measurements from cameras and position of stars at night or sun during the day with an accurate clock.
[–] tshannon 6y ago ↗ Yeah I always wondered if you could ever get accurate enough measurements from cameras and position of stars at night or sun during the day with an accurate clock.
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