Reconfigured and Notched Tapered Slot UWB Antenna for Cognitive Radio Applications

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td align="left" rowspan="2">Frequency <br/>(GHz)</td><td align="center" colspan="4">Total efficiency (%)</td></tr><tr class="thead"><td align="center">UWB</td><td align="center">Notched UWB</td><td align="center">Band I</td><td align="center">Band II</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left">3.4</td><td align="center">87</td><td align="center">88</td><td align="center">90</td><td align="center">40</td></tr><tr><td align="left">5</td><td align="center">90</td><td align="center">87</td><td align="center">30</td><td align="center">91</td></tr><tr><td align="left">5.8</td><td align="center">85</td><td align="center">45</td><td align="center">55</td><td align="center">88</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Journal of Antennas and Propagation

tab3

Table 3

Table 3: Reconfigured and Notched Tapered Slot UWB Antenna for Cognitive Radio Applications 