Fourth-Order Discrete-Time Variable Centre Frequency Bandpass Sigma-Delta Modulator.

Y. Zhu Said F. Al-Sarawi Cheng-Chew Lim Michael J. Liebelt

Published in: APCCAS (2006)

Keyphrases

sigma delta
bandpass
fourth order
high order
frequency domain
frequency band
low pass
higher order
subband
textured images
markov random field
pairwise
low frequency
partial differential equations
zero crossing
denoising
feature vectors
matlab simulink
filter bank
high frequency
natural images
markov chain