A Practical Framework for Energy-Efficient Node Activation in Heterogeneous LTE Networks

<div>Total number of per hexagon overloaded RBs over a day, reported as a percentage of the number of available RBs, obtained in<i> Site-B</i> with uniform user distribution.</div>

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Figure 21

Figure 21: A Practical Framework for Energy-Efficient Node Activation in Heterogeneous LTE Networks 