Improvement of coverage probability by subband scheme in CDMA macro-micro cellular system.
Kohji TakeoPublished in: PIMRC (1996)
Keyphrases
- subband
- filter bank
- wavelet transform
- scalar quantization
- image compression
- multiresolution
- wavelet coefficients
- high frequency
- locally adaptive
- feature vectors
- wavelet decomposition
- bit rate
- image coding scheme
- frequency domain
- energy compaction
- subband coding
- lattice vector quantization
- low frequency
- low pass
- discrete wavelet transform
- subband decomposition
- reconstruction error
- probability distribution
- wavelet domain
- image coder
- image coding
- multiscale
- frequency band
- video coder
- perfect reconstruction
- quantization scheme
- wavelet subbands
- contourlet transform
- vector quantization
- rate distortion
- visual quality
- fading channels
- image segmentation
- video signals
- transform coefficients
- probability model
- multipath
- wavelet packet