Fig. 6

First path power level (dBm) of UWB signal in crowd counting experiment (exp028) between nodes (a) ‘0’ and ‘3’ of UWB system 1 (yellow nodes) and (b) ‘3’ and ‘4’ of UWB system 2 (blue nodes).
First path power level (dBm) of UWB signal in crowd counting experiment (exp028) between nodes (a) ‘0’ and ‘3’ of UWB system 1 (yellow nodes) and (b) ‘3’ and ‘4’ of UWB system 2 (blue nodes).