Dynamic Interference Optimization in Cognitive Radio Networks for Rural and Suburban Areas

<div>Algorithm outputs: relative interference with respect to the maximum allowable interference, i.e., minus optimization gain, (<span class="nowrap"><svg height="11.927pt" id="M64" style="vertical-align:-3.291101pt" version="1.1" viewbox="-0.0498162 -8.6359 23.7671 11.927" width="23.7671pt" 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="M535 230V280H52V230H535Z"></path></g><g transform="matrix(.013,0,0,-0.013,7.631,0)"><path d="M673 297H417L411 270C517 261 522 258 506 183L487 92C476 38 428 19 360 19C207 19 123 132 123 287C123 472 243 631 441 631C557 631 617 583 617 469L647 472C650 545 655 604 658 632C625 643 554 666 467 666C201 666 23 502 23 278C23 90 156 -16 339 -16C410 -16 501 6 569 24C566 43 567 70 573 101L589 183C604 259 607 262 667 271L673 297Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,16.458,3.132)"><path d="M750 359C750 550 603 667 427 667C199 667 24 499 24 287C24 100 166 -17 344 -17C573 -17 750 136 750 359ZM645 356C645 196 538 24 350 24C205 24 127 136 127 285C127 471 247 626 422 626C571 626 645 521 645 356Z"></path></g></svg>),</span> see Equation (<a href="https://static.hindawi.com/articles/wcmc/volume-2020/2850528/figures/#EEq3">5</a>). These values are further used for setting the interference to the broadcasting coverage edge by the LTE-A network.</div>

Wireless Communications and Mobile Computing

fig7

Figure 7

Figure 7: Dynamic Interference Optimization in Cognitive Radio Networks for Rural and Suburban Areas 