Effectiveness of GNSS Spoofing Countermeasure Based on Receiver CNR Measurements

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</svg> and NLOS conditions based on <svg height="11.375" id="M150" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 45.0625 11.375" width="45.0625" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,0,0,-.017,.062,11.113)"><path d="M998 650l-8 -28q-71 -4 -86 -16t-22 -69l-50 -397q-3 -28 -4.5 -44t2 -29t6.5 -18.5t17 -10.5t24.5 -6.5t37.5 -3.5l-8 -28h-271l7 28q63 6 78 22t25 90l60 415h-2l-353 -552h-23l-130 536h-2l-70 -254q-44 -158 -47 -188q-5 -38 9 -51t71 -18l-6 -28h-241l8 28
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</svg> (6DOF).</table>

International Journal of Navigation and Observation

fig7

Figure 7

Figure 7: Effectiveness of GNSS Spoofing Countermeasure Based on Receiver CNR Measurements 