Vector Sensor Reference Manual 138
Figure C-4 Extrapolated WAAS Ionospheric Correction Map
Figure C-5 Broadcast EGNOS Ionospheric Correction Map
Figure C-6 Extrapolated EGNOS Ionospheric Correction Map
Radiobeacon DGPS
Many Marine authorities, such as Coast Guards, have installed networks of radiobeacons that
broadcast DGPS corrections to users of this system. With the increasing utility of these networks
for terrestrial applications, there is an increasing trend towards densification of these networks
inland.