Optimization of Power Allocation for Multiusers in Multi-Spot-Beam Satellite Communication Systems

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left">Adopted coding and modulation mode of each user</td><td align="center"><span style="width: 31.5625px;"><svg height="16.9" id="M115" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 31.5625 16.9" width="31.5625" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,27.625,16.7)"><path d="M244 607q0 -25 -15.5 -43t-37.5 -18q-19 0 -32 13t-13 35q0 21 15 41t39 20q20 0 32 -14t12 -34zM222 91q-29 -33 -79 -68t-75 -35q-13 0 -19 7.5t-6 31t10 65.5l62 253q5 26 -1 26q-21 0 -72 -43l-13 24q43 40 91 68t71 28q30 0 10 -78l-71 -274q-8 -30 3 -30
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</svg></span></td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Mode 1</td><td align="center">71.25 Mbps</td></tr><tr><td align="left">Mode 2</td><td align="center">79.02 Mbps</td></tr><tr><td align="left">Mode 3</td><td align="center">64.24 Mbps</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Total system capacity of three different coding and modulation modes.

Mathematical Problems in Engineering

tab7

Table 7

Table 7: Optimization of Power Allocation for Multiusers in Multi-Spot-Beam Satellite Communication Systems 