Spectrum sensing for cognitive OFDM system using free probability theory.
Lei WangBaoyu ZhengJingwu CuiSulan TangHaie DouPublished in: IWCMC (2010)
Keyphrases
- probability theory
- cognitive radio
- ofdm system
- wireless communication
- spectrum sensing
- cognitive radio networks
- wireless networks
- belief functions
- computer simulation
- communication networks
- decision theory
- wireless sensor networks
- conditional independence
- inference rules
- estimation algorithm
- belief change
- wifi
- cellular networks
- base station
- fading channels
- end to end
- data mining
- key technologies
- communication systems
- bit error rate
- multipath
- bayesian networks
- decision making