Hierarchic Power Allocation for Spectrum Sharing in OFDM-Based Cognitive Radio Networks

Tian Zhang Wei Chen Zhu Han Zhigang Cao

Published in: CoRR (2012)

Keyphrases

cognitive radio networks
power allocation
spectrum sensing
cognitive radio
user centric
communication systems
wireless communication
multiple input multiple output
wireless systems
multipath
low complexity
fading channels
computational complexity
orthogonal frequency division multiplexing
mimo systems