A new spectrum sensing scheme using overlap FFT filter-bank for dynamic spectrum access.
Takanori SatoMasahiro UmehiraPublished in: CrownCom (2011)
Keyphrases
- filter bank
- spectrum sensing
- cognitive radio networks
- cognitive radio
- frequency domain
- image coding
- subband
- signal processing
- multiresolution
- multiscale
- perfect reconstruction
- spectral analysis
- low pass
- computationally efficient
- wavelet packet
- fourier transform
- similarity measure
- wavelet filters
- image data
- spatial domain
- wireless communication
- wavelet decomposition
- wavelet transform
- fast fourier transform
- high frequency
- wavelet coefficients
- image compression