[HN Gopher] London Underground hosts tests for 'quantum compass'...
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       London Underground hosts tests for 'quantum compass' that could
       replace GPS
        
       Author : beejiu
       Score  : 8 points
       Date   : 2024-06-15 20:03 UTC (2 hours ago)
        
 (HTM) web link (www.theguardian.com)
 (TXT) w3m dump (www.theguardian.com)
        
       | mojomark wrote:
       | This work proposes a more accurate means of dead reckoning using
       | a quantum-level source for inertial measurement in an Inertial
       | Navitagation System (INS). Useful for robotic navigation
       | underground, inside RF-shielded structures, on other planetary
       | bodies, or underwater. The issue of localization error drift
       | reduction from INS's seems very much like a Moore's law
       | challenge, though I haven't mapped out the advances in intertial
       | measurement accuracy/precision by year to see if the projected
       | rate is similar or not. In any event, pretty cool; we'll see if
       | this one pans out.
        
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       (page generated 2024-06-15 23:01 UTC)