A Compact Quasi-Yagi Antenna with High Gain by Employing the Bent Arms and Split-Ring Resonators

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">Bandwidth/(band) (GHz)</td><td class="align_center">Radiation efficiency</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Reference</td><td class="align_center">0.34 (2.3∼2.68)</td><td class="align_center">0.95418</td></tr><tr><td class="align_left">Rectangle shape</td><td class="align_center">0.35 (2.285∼2.635)</td><td class="align_center">0.95504</td></tr><tr><td class="align_left">Trapezoid shape</td><td class="align_center">0.3 (2.275∼2.575)</td><td class="align_center">0.95598</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Detailed comparison of the presented antennas.</div>

International Journal of Antennas and Propagation

tab1

Table 1

Table 1: A Compact Quasi-Yagi Antenna with High Gain by Employing the Bent Arms and Split-Ring Resonators 