Optimal power control under interference temperature constraints in cognitive radio network

Subcarrier allocation based on water-filling level in OFDMA-based cognitive radio networks

T Peng, W Wang, Q Lu, W Wang - … International Conference on …, 2007 - ieeexplore.ieee.org
Cognitive radio makes it possible for an unlicensed user to access a spectrum unoccupied
by the licensed user. In this paper, the resource allocation is investigated for OFDMA-based …
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