Time-varying allpass filters using spectral-shaped noise for signal decorrelation in stereophonic acoustic echo cancellation.
Nisachon TangsangiumvisaiJonathon A. ChambersAnthony G. ConstantinidesPublished in: DSP (2002)
Keyphrases
- impulse response
- high frequency
- wiener filter
- nonlinear filters
- high pass
- low frequency
- bandpass
- adaptive filter
- low pass filter
- spectrum analysis
- median filter
- band pass filters
- additive noise
- removing noise
- acoustic signal
- short time fourier transform
- noise reduction
- ultra wideband
- linear prediction
- noisy environments
- low pass
- signal to noise ratio
- denoising methods
- morphological filters
- frequency domain
- noise level
- non stationary
- sar images
- noise removal
- image denoising
- signal processing
- multipath
- linear filters
- independent component analysis
- image coding
- denoising
- power spectrum
- edge detection