A fourth-order, low-pass, MASH ΔΣ modulator with CBSC technique in 0.18μm CMOS.
Majid ZamaniMassoud DoustiMehdi TaghizadehAmir Hossein Abdollahi NohojiPublished in: CCECE (2011)
Keyphrases
- fourth order
- low pass
- noise removal
- high order
- frequency domain
- high frequency
- high pass
- subband
- partial differential equations
- image interpolation
- filter bank
- low frequency
- wavelet decomposition
- anisotropic diffusion
- discrete wavelet transform
- contrast enhancement
- nonlinear diffusion
- multiresolution
- image fusion
- gaussian filter
- denoising
- edge information
- wavelet transform
- feature vectors
- wavelet coefficients
- edge detection
- estimation error
- pairwise
- locally adaptive
- image sensor
- spatial domain
- noise reduction