Wideband spectrum sensing based on group testing utilizing polyphase filter banks.
Shilian ZhengXiaoniu YangPublished in: DSP (2014)
Keyphrases
- filter bank
- spectrum sensing
- group testing
- cognitive radio networks
- image coding
- cognitive radio
- subband
- multiresolution
- signal processing
- multiscale
- perfect reconstruction
- discrete cosine transform
- wavelet packet
- frequency band
- wireless communication
- frequency domain
- computationally efficient
- finite impulse response
- reconstruction error
- wavelet filters
- lifting scheme
- image compression
- low pass
- wavelet transform
- building blocks
- wireless sensor networks