Axial Ratio-Tuned Circularly Polarized Square Patch Antenna with Long Stubs

<div>Simulated results of the proposed antenna with different lengths <span class="nowrap"><svg height="11.8174pt" id="M63" style="vertical-align:-3.1815pt" version="1.1" viewbox="-0.0498162 -8.6359 13.3712 11.8174" width="13.3712pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M541 160L512 170C485 116 462 88 439 67C411 41 376 35 318 35C272 35 238 37 224 48C207 61 205 85 212 121L290 533C305 611 308 615 391 622L397 650H139L133 622C217 615 221 612 206 533L126 118C111 41 103 34 23 26L17 0H474C489 31 528 124 541 160Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,8.294,3.132)"><path d="M389 0V32C297 38 291 46 291 118V635C234 613 175 595 109 583V556L161 554C203 552 207 547 207 497V118C207 46 201 38 110 32V0H389Z"></path></g></svg>:</span> reflection coefficient and AR.</div>

International Journal of Antennas and Propagation

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Figure 6

Figure 6: Axial Ratio-Tuned Circularly Polarized Square Patch Antenna with Long Stubs 