Autonomous vehicles and advanced driver assistance systems need robust and precise positioning to enable reliable operations. This is especially important in the early transitional phase of the ...

Since the dawn of GPS, researchers have worked to improve the accuracy of estimated positioning, navigation and timing (PNT) from the receiver-derived pseudorange, carrier-phase and Doppler ...

Accurate smartphone positioning in dense urban environments remains challenging due to signal blockage, multipath effects, ...

MACHINE FEED DRIVES that use ball screws that incorporate rotary encoders are prone to position measurement error as a result of thermally induced expansion because ...

Construction surveyors must account for many factors — seen and unseen — when preparing a site for building. From visible topography to invisible property lines, countless aspects require accurate ...

There was experiments to test the performance of the different positioning frameworks with Starlink satellites before year 2024. The results showed meter level accuracy. The unprecedented results from ...