Detection of Low RCS Unmanned Air Systems Using K-Band Continuous Wave Doppler Radar

Figure 10

Polar plots of FFT peaks received by the radar: (a) during calibration phase, (b) with target-UAS hovering at 150 m East (90°), (c) at 150 m Northeast (107°), and (d) at 150 m North (180°).

(a)

(b)

(c)

(d)