Beamforming and power allocation in the downlink of MIMO cognitive radio systems based on multiobjective optimization.
Seyyed Mohammad Javad Asgari TabatabaeeMohssen Abbasi Jannat-AbadPublished in: Int. J. Commun. Syst. (2020)
Keyphrases
- multiple input multiple output
- cognitive radio
- power allocation
- multiobjective optimization
- wireless channels
- mimo systems
- communication systems
- wireless communication
- fading channels
- multi objective
- spectrum sensing
- cognitive radio networks
- wireless networks
- bit error rate
- code division multiple access
- min max
- base station
- key technologies
- multipath
- channel estimation
- vlsi architecture
- video transmission
- data transmission
- physical layer
- ofdm system
- cellular networks
- multiple objectives
- swarm intelligence
- computer systems