A Novel Active Spectrum Sensing Scheme for Cognitive MB-OFDM UWB Radio.
Qi LiuLuyong ZhangZheng ZhouYabin YePublished in: CrownCom (2008)
Keyphrases
- cognitive radio
- communication systems
- cooperative spectrum sensing
- spectrum sensing
- wireless systems
- orthogonal frequency division multiplexing
- wireless communication
- cognitive radio networks
- ultra wideband
- space time block
- multiple input multiple output
- channel estimation
- wireless networks
- ofdm system
- computer systems
- key technologies
- cellular networks
- communication networks
- wireless channels
- base station
- frequency selective
- mobile users
- low cost