Joint PAPR reduction and sidelobe suppression in NC-OFDM based cognitive radio using wavelet packet and SC techniques.
Amira I. ZakiAlaa A. HendyWaleed K. BadawiEhab Farouk BadranPublished in: Phys. Commun. (2019)
Keyphrases
- wavelet packet
- cognitive radio
- ofdm system
- wireless communication
- frequency selective
- communication systems
- orthogonal frequency division multiplexing
- spectrum sensing
- channel estimation
- cognitive radio networks
- denoising
- filter bank
- wireless networks
- subband
- wireless systems
- multiple input multiple output
- communication networks
- wavelet transform
- fading channels
- computer simulation
- wavelet packet decomposition
- frequency band
- estimation algorithm
- edge detection
- wireless sensor networks
- bit error rate
- wireless channels
- quadtree
- multiresolution
- wavelet decomposition
- cellular networks
- wifi
- base station
- non stationary
- multiscale
- multipath
- sensor nodes
- image coding
- computationally efficient
- sensor networks