Bandwidth Enhancement of Antenna Arrays Utilizing Mutual Coupling between Antenna Elements

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="690713.fig.0011a" src="https://static.hindawi.com/articles/ijap/volume-2010/690713/figures/690713.fig.0011a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>A two-element Vivaldi array</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="690713.fig.0011b" src="https://static.hindawi.com/articles/ijap/volume-2010/690713/figures/690713.fig.0011b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Definition of element configuration</td></tr></table></td></tr></table>

<table>Schematic graph of Vivaldi antenna array.</table>

International Journal of Antennas and Propagation

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Figure 11

Figure 11: Bandwidth Enhancement of Antenna Arrays Utilizing Mutual Coupling between Antenna Elements 