Sum capacity maximization for MIMO-OFDMA based cognitive radio networks.
Hamid Shahrokh ShahrakiKamal Mohamed-PourLorenzo VangelistaPublished in: Phys. Commun. (2014)
Keyphrases
- cognitive radio networks
- cognitive radio
- transmission scheme
- spectrum sensing
- physical layer
- multiple input multiple output
- channel allocation
- base station
- user centric
- wireless communication
- power allocation
- resource allocation
- communication systems
- cellular systems
- multipath
- application layer
- cross layer
- wireless sensor networks
- mimo systems
- ofdm system
- fading channels
- wireless networks
- data transmission
- social networks
- cellular networks
- key technologies
- energy consumption
- computer simulation
- context aware
- sensor networks