Joint Decoding Order and Power Allocation Design for a NOMA-Based Overlay Cognitive Integrated Satellite-Terrestrial Relay Network

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter name</td><td class="align_center">Parameter value</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Satellite</td><td class="align_center">GEO</td></tr><tr><td class="align_left">Carrier frequency</td><td class="align_center">2 GHz</td></tr><tr><td class="align_left">3 dB angle</td><td class="align_center">0.4°</td></tr><tr><td class="align_left">Maximal satellite gain</td><td class="align_center">48 dB</td></tr><tr><td class="align_left">Maximal relay gain</td><td class="align_center">4 dB</td></tr><tr><td class="align_left">Carrier bandwidth</td><td class="align_center">15 MHz</td></tr><tr><td class="align_left">Noise temperature</td><td class="align_center">300°</td></tr><tr><td class="align_left">Variance of AWGN</td><td class="align_center">1</td></tr><tr><td class="align_left">Frequent heavy shadowing (FHS)</td><td class="align_center"><span style="width: 88.022ptpx;"><svg height="11.5564pt" id="M216" style="vertical-align:-2.45076pt" version="1.1" viewbox="-0.0498162 -9.10564 88.022 11.5564" width="88.022pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,.183)"><path d="M300 -147C201 -63 143 98 143 270S200 602 300 686L282 710C136 610 70 450 70 271V270C70 89 136 -72 282 -170L300 -147Z"></path></g><g transform="matrix(.013,0,0,-0.013,4.515,0)"><path d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"></path></g><g transform="matrix(.013,0,0,-0.013,10.755,0)"><path d="M95 130C70 130 46 113 46 88C46 72 54 64 59 64C93 55 121 33 121 -3C121 -41 93 -68 44 -88L55 -117C117 -98 186 -56 186 22C186 91 131 130 95 130Z"></path></g><g transform="matrix(.013,0,0,-0.013,15.898,0)"><path d="M241 635C89 635 35 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Wireless Communications and Mobile Computing

tab1

Table 1

Table 1: Joint Decoding Order and Power Allocation Design for a NOMA-Based Overlay Cognitive Integrated Satellite-Terrestrial Relay Network 