Design of an Impulse Radiating Antenna Using a Curved TEM-Wire Fed Parabola

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="341206.fig.0013a" src="https://static.hindawi.com/articles/ijap/volume-2012/341206/figures/341206.fig.0013a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b> Incident voltage waveform</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="341206.fig.0013b" src="https://static.hindawi.com/articles/ijap/volume-2012/341206/figures/341206.fig.0013b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b><svg height="18.362499" id="M71" style="vertical-align:-5.76984pt" version="1.1" viewbox="0 0 18.375 18.362499" width="18.375" 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="M609 650l-19 -162l-30 -2q2 69 -14 94q-9 18 -28.5 26t-74.5 8h-88q-30 0 -37 -6.5t-12 -36.5l-41 -212h103q48 0 69 5.5t32 19t26 50.5h29l-40 -198h-30q2 58 -11.5 70.5t-85.5 12.5h-99l-30 -167q-17 -87 3 -101q18 -15 111 -15q59 0 89 7t54 27q8 7 15.5 16t16 21.5
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<g transform="matrix(.012,0,0,-.012,10.8,15.188)"><path d="M556 393q0 -39 -36 -106q-42 -78 -185 -279q-47 -66 -81 -108t-117 -135l-112 -26l-8 22q150 90 251 219q-6 136 -39 340q-8 53 -21 53q-6 0 -27 -19.5t-38 -42.5l-16 26q80 111 127 111q23 0 35 -28t20 -90q18 -137 27 -263h2q142 200 142 279q0 24 -14 48q-4 7 5 26
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</svg> component</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="341206.fig.0013c" src="https://static.hindawi.com/articles/ijap/volume-2012/341206/figures/341206.fig.0013c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b> Fourier transform of <svg height="18.362499" id="M72" style="vertical-align:-5.76984pt" version="1.1" viewbox="0 0 18.375 18.362499" width="18.375" 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="M609 650l-19 -162l-30 -2q2 69 -14 94q-9 18 -28.5 26t-74.5 8h-88q-30 0 -37 -6.5t-12 -36.5l-41 -212h103q48 0 69 5.5t32 19t26 50.5h29l-40 -198h-30q2 58 -11.5 70.5t-85.5 12.5h-99l-30 -167q-17 -87 3 -101q18 -15 111 -15q59 0 89 7t54 27q8 7 15.5 16t16 21.5
l14 20.5t15 23.5t13.5 21.5l29 -10q-52 -129 -71 -163h-500l6 28q66 4 83 17.5t28 73.5l77 409q11 61 -0.5 75.5t-78.5 18.5l10 28h467z" id="x1D438"></path></g>
<g transform="matrix(.012,0,0,-.012,10.8,15.188)"><path d="M556 393q0 -39 -36 -106q-42 -78 -185 -279q-47 -66 -81 -108t-117 -135l-112 -26l-8 22q150 90 251 219q-6 136 -39 340q-8 53 -21 53q-6 0 -27 -19.5t-38 -42.5l-16 26q80 111 127 111q23 0 35 -28t20 -90q18 -137 27 -263h2q142 200 142 279q0 24 -14 48q-4 7 5 26
q13 28 43 28q18 0 30 -15.5t12 -39.5z" id="x1D466"></path></g>
</svg> components</td></tr></table></td></tr></table>

<table>Calculated E-field obtained from a commercial simulator at a distance of 10 m from the center of the parabolic antenna. The incident voltage peak is 7.07 V.</table>

International Journal of Antennas and Propagation

fig13

Figure 13

Figure 13: Design of an Impulse Radiating Antenna Using a Curved TEM-Wire Fed Parabola 