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A fourth-order bandpass delta-sigma modulator with reduced numbers of op amps.
Bang-Sup Song
Published in:
IEEE J. Solid State Circuits (1995)
Keyphrases
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delta sigma
fourth order
bandpass
noise shaping
high order
frequency domain
partial differential equations
subband
low pass
image coding
analog to digital converter
error diffusion
multiresolution
filter bank
computer vision
low frequency
textured images
bit rate
multiscale
high quality