A SIW Antipodal Vivaldi Array Antenna Design

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijap/volume-2016/9280234/figures/9280234.fig.0022a.svgz" name="9280234.fig.0022a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Phase is 0 deg</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijap/volume-2016/9280234/figures/9280234.fig.0022b.svgz" name="9280234.fig.0022b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Phase is 90 deg</td></tr></table>

<div>Surface current of the SIW Vivaldi antenna array.</div>

International Journal of Antennas and Propagation

fig22

Figure 22

Figure 22: A SIW Antipodal Vivaldi Array Antenna Design 