Split-radix FFT pruning for the reduction of computational complexity in OFDM based Cognitive Radio system.
Yihu XuMyoung-Seob LimPublished in: ISCAS (2010)
Keyphrases
- cognitive radio
- computational complexity
- communication systems
- wireless communication
- spectrum sensing
- floating point
- fourier transform
- wireless systems
- cognitive radio networks
- cooperative spectrum sensing
- multiple input multiple output
- wireless networks
- orthogonal frequency division multiplexing
- power control
- ofdm system
- low complexity
- fast fourier transform
- frequency domain
- key technologies
- cellular networks
- computer systems
- base station
- wireless channels
- lightweight
- information systems
- communication networks
- fading channels
- discrete fourier transform
- wifi