3 ms·
Army looks for alternatives to GPS as enemies threaten to jam signals
- chris5745 7y agoI imagine if accelerometers were sensitive enough they could be used in place of GPS, once a device was calibrated with position and orientation.
- tshannon 7y agoYeah 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.