AltPNT

Template:Orphan AltPNT refers to the concept of Alternative Positioning, Navigation and Timing as an alternative to GPS and other Global Navigation Satellite Systems (GNSS). Such alternatives include Inertial navigation systems (INS), eLORAN, Terrain-based navigation (TBN), Visual Positioning Systems (VPS) and LiDAR.

Further reading

• USSF Alternative Positioning, Navigation, & Timing Challenge Definition Workshop
• Startups map out strategies to augment or backup GPS
• Competing with Uncle Sam’s free space offerings