Bidirectional CPW Fed Quad-Band DRA for WLAN/WiMAX Applications

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2022/3763555/figures/3763555.fig.004a.svgz" name="3763555.fig.004a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>S11 without DR</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2022/3763555/figures/3763555.fig.004b.svgz" name="3763555.fig.004b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>S11 with dielectric loading of permittivity 10</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2022/3763555/figures/3763555.fig.004c.svgz" name="3763555.fig.004c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>S11 with dielectric loading of permittivity 20</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2022/3763555/figures/3763555.fig.004d.svgz" name="3763555.fig.004d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>S11 with dielectric loading of permittivity 30</td></tr></table>

<div>Effect of loading with different permittivity material on S-parameters.</div>

Wireless Communications and Mobile Computing

Bidirectional CPW Fed Quad-Band DRA for WLAN/WiMAX Applications

Figure 4