0.6-V, Sub-nW, second-order lowpass filters using flipped voltage followers.
Chutham SawigunPrajuab PawarangkoonPublished in: APCCAS (2016)
Keyphrases
- low pass
- high pass
- bandpass
- filter responses
- filter design
- perfect reconstruction
- high frequency
- finite impulse response
- frequency domain
- filter bank
- subband
- gaussian filter
- nonlinear filters
- discrete wavelet transform
- frequency response
- higher order
- low frequency
- contrast enhancement
- low pass filter
- wavelet transform
- wavelet decomposition
- image fusion
- frequency band
- digital filters
- multiscale
- wavelet domain
- spatial domain
- image compression
- denoising
- multiresolution
- feature vectors