As people travel, it’s second nature to utilize GPS. However, what happens when GPS is not an option? For the Army, the ...

This paper proposes a road-slope estimation algorithm to improve the performance and efficiency of intelligent vehicles. The algorithm integrates three types of road-slope measurements from a GPS ...

Big battery life, enhanced mapping, audio capabilities... we've tested the best GPS watches to see how they stack up against ...

With dependable battery life, wide GNSS compatibility, and an attractive price, Garmin's eTrex Solar stands out as a top-tier GPS tracker.

Outdoor autonomous robots generally use GPS sensors for position measurement. GPS sensors have poor positioning accuracy in complex environments (etc. tunnels, forests, and dense building areas). In ...

There are huge, invisible structures in the ionosphere that are high above the surface of the Earth. These structures are ...