Qurratul-Ain Minhas

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—Power management is a critical issue in ad hoc networks due to limited availability of energy resources at the nodes. Multihop routing approach can increase the connectivity and energy consumption by providing short-range and low power links. This results in additional energy consumption by the relaying nodes, whereas the energy utilization of the source(More)
Development of a system in which several unlicensed users strive to access the vacant licensed bands is a highly challenging task, especially in ad hoc networks where no centralized infrastructure exists. These unlicensed users, also called cognitive radios, must compete for the available frequency slots. The convergence of this system is difficult to(More)
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