Spatial Spectrum-Based Imaging for UWB Through-the-Wall MIMO Arrays

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="825403.fig.003a" src="https://static.hindawi.com/articles/ijap/volume-2014/825403/figures/825403.fig.003a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Rectangle</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="825403.fig.003b" src="https://static.hindawi.com/articles/ijap/volume-2014/825403/figures/825403.fig.003b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Isosceles trapezoid</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="825403.fig.003c" src="https://static.hindawi.com/articles/ijap/volume-2014/825403/figures/825403.fig.003c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Gapped rectangle</td></tr></table></td></tr></table>

<table>Geometric shapes of the spatial spectrum support area.</table>

International Journal of Antennas and Propagation

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Figure 3

Figure 3: Spatial Spectrum-Based Imaging for UWB Through-the-Wall MIMO Arrays 