Improvement of the Angle of Arrival Measurement Accuracy for Indoor UWB Localization

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/js/volume-2020/2603861/figures/2603861.fig.003a.svgz" name="2603861.fig.003a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The pulse at the impulse generator output</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/js/volume-2020/2603861/figures/2603861.fig.003b.svgz" name="2603861.fig.003b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The pulse at the antenna <svg height="11.927pt" id="M7" style="vertical-align:-3.291101pt" version="1.1" viewbox="-0.0498162 -8.6359 15.3285 11.927" width="15.3285pt" 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="M686 28C612 35 607 44 591 112C563 234 541 360 519 489L489 666L457 658L147 121C100 40 89 36 24 28L17 0H240L250 28C168 34 159 41 190 101L262 237H482C495 180 503 137 510 91C517 47 514 35 441 28L433 0H677L686 28ZM475 280H285L429 541H431L475 280Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,10.244,3.132)"><path d="M245 635C92 635 37 457 37 312C37 149 91 -12 244 -12C395 -12 449 166 449 312C449 469 395 635 245 635ZM243 598C332 598 358 454 358 312C358 173 334 26 245 26C158 26 128 174 128 313S152 598 243 598Z"></path></g></svg> input</td></tr></table>

<div>Shapes of the generated IR-UWB signal.</div>

Journal of Sensors

fig3

Figure 3

Figure 3: Improvement of the Angle of Arrival Measurement Accuracy for Indoor UWB Localization 