Ultra low-power sub-band acoustic echo cancellation for wireless headsets.
Julie JohnsonEtienne CornuGary ChoyJohn WdowiakPublished in: ICASSP (5) (2004)
Keyphrases
- ultra low power
- subband
- high frequency
- low power
- wavelet transform
- low frequency
- filter bank
- image compression
- multiresolution
- discrete wavelet transform
- wavelet coefficients
- bit rate
- feature vectors
- wavelet decomposition
- frequency domain
- high speed
- power consumption
- low pass
- frequency band
- contourlet transform
- low cost
- locally adaptive
- audio signal
- wavelet domain
- multiscale
- lifting scheme
- video coding
- perfect reconstruction
- wavelet subbands
- rate distortion
- low complexity
- high pass
- generalized gaussian density