The NextNav technology relies on the 900 MHz frequency band to pinpoint users with respect to the position of mobile cell ...

New devices navigate without the help of satellites or the risk of enemies jamming signals.

Abstract: This paper presents Lite VLoc, a hierarchical vi-sual localization framework that uses a lightweight topo-metric map to represent the environment. The method consists of three sequential ...

Abstract: Safe navigation for Antarctic expeditions is critically challenged by harsh environmental conditions, particularly in areas with complex sea ice distributions. Ensuring secure routes between ...