Bandwidth Enhancement of UWB Microstrip Antenna with a Modified Ground Plane

<table>Return loss (<svg height="11.175" id="M37" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 8.7375002 11.175" width="8.7375002" 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="M485 501l-30 -4q-15 64 -35 90q-12 16 -33.5 22t-68.5 6h-74q-21 0 -26.5 -5t-5.5 -26v-458q0 -62 15.5 -78t83.5 -20v-28h-270v28q58 4 72 20t14 78v399q0 61 -13.5 77t-71.5 20v28h433q0 -51 10 -149z" id="x393"></path></g>
</svg>) of antenna with slot dimension.</table>

International Journal of Microwave Science and Technology

fig7

Figure 7

Figure 7: Bandwidth Enhancement of UWB Microstrip Antenna with a Modified Ground Plane 