Cooperative spectrum sensing over correlated Rayleigh fading channels in cognitive radio using factor graph.
Debasish BeraIndrajit ChakrabartySant S. PathakPublished in: ICC (2014)
Keyphrases
- cognitive radio
- fading channels
- cooperative spectrum sensing
- factor graphs
- wireless communication
- ofdm system
- spectrum sensing
- message passing
- graphical models
- multiple input multiple output
- wireless networks
- belief propagation
- computer simulation
- channel estimation
- wireless sensor networks
- communication networks
- wireless channels
- multipath
- wifi
- code division multiple access
- orthogonal frequency division multiplexing
- base station
- communication systems
- markov random field
- sensor networks
- information systems
- cellular networks
- smart card