Adaptive Subband Selection in OFDM-Based Cognitive Radios for Better System Coexistence.
Pingzhou TuXiaojing HuangEryk DutkiewiczPublished in: CrownCom (2008)
Keyphrases
- subband
- filter bank
- adaptive wavelet
- multiresolution
- locally adaptive
- wavelet transform
- image compression
- wavelet coefficients
- feature vectors
- bit rate
- wavelet decomposition
- energy compaction
- high frequency
- wavelet domain
- frequency domain
- subband coding
- discrete wavelet transform
- subband decomposition
- image coding
- low pass
- wavelet packet
- wavelet subbands
- image coder
- perfect reconstruction
- wavelet coding
- low frequency
- reconstruction error
- multiscale
- communication systems
- multipath
- transform coefficients
- image processing
- multiple description coding
- image denoising
- visual quality
- vector quantization
- high quality
- feature extraction