A novel overlap FFT filter-bank using windowing and smoothing techniques to reduce adjacent channel interference for flexible spectrum access.
Motohiro TanabeAkira SaitoMasahiro UmehiraShigeki TakedaPublished in: ICTC (2016)
Keyphrases
- filter bank
- frequency domain
- image coding
- subband
- spectrum sensing
- signal processing
- perfect reconstruction
- multiresolution
- multiscale
- spectral analysis
- fourier transform
- discrete cosine transform
- finite impulse response
- fast fourier transform
- computationally efficient
- wavelet packet
- reconstruction error
- steerable pyramid
- subband coding
- iir filters
- wavelet filters
- low pass
- spatial domain
- high frequency
- high quality
- image processing