Comparison Study of Resource Allocation Strategies for OFDM Multimedia Networks

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="781520.fig.004a" src="https://static.hindawi.com/articles/jece/volume-2012/781520/figures/781520.fig.004a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>With 1 group of 128 subcarriers (<svg height="12.975" id="M55" style="vertical-align:-4.77652pt" version="1.1" viewbox="0 0 14.3375 12.975" width="14.3375" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,12.975)">
<g transform="translate(72,-61.62)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑛</tspan>
</text>
<text transform="matrix(1,0,0,-1,-65.74,63.31)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑔</tspan>
</text>
</g>
</g>
</svg> = 1)</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="781520.fig.004b" src="https://static.hindawi.com/articles/jece/volume-2012/781520/figures/781520.fig.004b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>With 128 groups of 1 subcarrier (<svg height="12.975" id="M56" style="vertical-align:-4.77652pt" version="1.1" viewbox="0 0 14.3375 12.975" width="14.3375" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,12.975)">
<g transform="translate(72,-61.62)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑛</tspan>
</text>
<text transform="matrix(1,0,0,-1,-65.74,63.31)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑔</tspan>
</text>
</g>
</g>
</svg> = 128) </td></tr></table></td></tr></table>

<table>Number of bits per subcarrier considering two distinct bandwidth granularities.</table>

Journal of Electrical and Computer Engineering

fig4

Figure 4

Figure 4: Comparison Study of Resource Allocation Strategies for OFDM Multimedia Networks 