Fast Two-Dimensional Direction-of-Arrival Estimation of Multiple Signals in Coprime Planar Array

<figure class="figure-group responsive"><div class="sub-figure" id="a"><object data="https://static-preview.hindawi.com/articles/js/volume-2019/6782587/figures/6782587.fig.005a.svgz" name="6782587.fig.005a" type="image/svg+xml"></object><div class="fig-label">(a)  = 7 circular signals</div></div><div class="sub-figure" id="b"><object data="https://static-preview.hindawi.com/articles/js/volume-2019/6782587/figures/6782587.fig.005b.svgz" name="6782587.fig.005b" type="image/svg+xml"></object><div class="fig-label">(b)  = 16 noncircular signals</div></div></figure>

<p>Distribution of azimuth and elevation estimation (a) Unitary-ESPRIT (b) NC-Unitary-ESPRIT.</p>

Journal of Sensors

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Figure 5

Figure 5: Fast Two-Dimensional Direction-of-Arrival Estimation of Multiple Signals in Coprime Planar Array 