A Compact UWB Indoor and Through-Wall Radar with Precise Ranging and Tracking

<table>Signal system model, where the received signal <svg height="8.1625004" id="M16" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 7.6750002 8.1625004" width="7.6750002" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> is constructed of three additive parts: the clutter <svg height="12.3875" id="M17" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 13.225 12.3875" width="13.225" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,0,0,-.012,7.613,12.188)"><path d="M391 364q0 -28 -20.5 -53.5t-50 -43.5t-70 -34t-73.5 -25t-68 -17v-29q0 -48 20 -81t65 -33q73 0 157 76l16 -23q-107 -113 -221 -113q-21 0 -40.5 6.5t-39 22t-31.5 47t-12 75.5q0 69 33.5 139.5t95.5 114.5q77 55 143 55q42 0 69 -24.5t27 -59.5zM313 350
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</svg>, the target signal <svg height="12.3875" id="M18" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 12.35 12.3875" width="12.35" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>, and the noise <svg height="8.3999996" id="M19" style="vertical-align:-0.1911pt" version="1.1" viewbox="0 0 7.6750002 8.3999996" width="7.6750002" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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International Journal of Antennas and Propagation

fig4

Figure 4

Figure 4: A Compact UWB Indoor and Through-Wall Radar with Precise Ranging and Tracking 