International Journal of Navigation and Observation / 2015 / Article / Fig 8

Research Article

Enhancing Weak-Signal Carrier Phase Tracking in GNSS Receivers

Figure 8

The observed Doppler on PRN 17 during the pedestrian data collection. Highlighted are the transition from standing to walking, at approximately 60 seconds, and the most harsh Doppler perturbations induced by the pedestrian dynamics, at approximately 235 seconds.