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IF-sampling fourth-order bandpass ΔΣ modulator for digital receiver applications.
Albert E. Cosand
Joseph F. Jensen
H. Chris Choe
Charles H. Fields
Published in:
IEEE J. Solid State Circuits (2004)
Keyphrases
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fourth order
bandpass
noise removal
high order
frequency domain
anisotropic diffusion
partial differential equations
estimation error
low pass
image interpolation
frequency band
low frequency
high frequency
nonlinear diffusion
edge detection
image fusion
image enhancement
textured images
noise reduction
denoising