Weighted Least Squares Based Spectral Precoder for OFDM Cognitive Radio.
Ravinder KumarAnshul TyagiPublished in: IEEE Wirel. Commun. Lett. (2015)
Keyphrases
- weighted least squares
- cognitive radio
- communication systems
- least squares
- wireless communication
- spectrum sensing
- wireless systems
- cognitive radio networks
- orthogonal frequency division multiplexing
- missing data
- multiple input multiple output
- error function
- conjugate gradient
- generalization error
- wireless networks
- ofdm system
- base station
- computer systems
- cellular networks
- motion parameters
- fading channels
- wireless channels
- artificial neural networks
- wireless sensor networks
- deterministic annealing
- computer simulation
- maximum likelihood