Joint Spectrum Sensing and Resource Allocation for OFDM-based Transmission with a Cognitive Relay.
S. Eman MahmoodiK. P. SubbalakshmiRajarathnam ChandramouliBahman AbolhassaniPublished in: CoRR (2015)
Keyphrases
- resource allocation
- cognitive radio
- wireless systems
- spectrum sensing
- multiple input multiple output
- cognitive radio networks
- wireless communication
- base station
- communication systems
- orthogonal frequency division multiplexing
- data transmission
- wireless networks
- fading channels
- resource allocation problems
- ofdm system
- resource management
- mimo systems
- power allocation
- multi hop
- cellular networks
- optimal resource allocation
- allocation problems
- wireless sensor networks
- key technologies
- communication networks
- resource allocation decisions
- channel estimation
- energy efficient
- scarce resources
- wireless channels
- computer systems
- multiple description coding
- energy consumption
- sensor networks
- cooperative
- distributed resource allocation