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An efficient resource allocation scheme for OFDMA-based cooperative cognitive radio networks with minimum power constraint.

Yoones HashemiAli Olfat
Published in: IST (2012)
Keyphrases
  • allocation scheme
  • cognitive radio networks
  • cooperative
  • spectrum sensing
  • channel allocation
  • user centric
  • cognitive radio
  • evaluation method
  • random access
  • multimedia
  • data streams
  • cross layer