A GPS - or global positioning system - is a handy tool for hillwalkers. We examine how to use GPS for hiking navigation ...

Abstract: The most famous absolute self-positioning is GPS (Global Positioning System). However, GPS cannot be used in indoor and underground environments. Thus, relative positioning methods such as ...

A Global Leader A World-Class Navigation Satellite System. So, BeiDou. It’s not just another satellite system; it’s really ...

Abstract: Recently, buildings in cities are becoming increasingly larger, resulting in more complex indoor environments. As a result, there is a demand for providing indoor Location-Based Services ...