VCII based electronically tunable multi-mode filter structure with fourth order low-pass function for the HF band applications.
Deniz ÖzenliAbdullah YesilPublished in: Int. J. Circuit Theory Appl. (2023)
Keyphrases
- low pass
- high pass
- high frequency
- fourth order
- low frequency
- bandpass
- noise removal
- gaussian filter
- frequency domain
- subband
- filter responses
- anisotropic diffusion
- filter bank
- discrete wavelet transform
- high order
- partial differential equations
- nonlinear diffusion
- image interpolation
- frequency band
- wavelet decomposition
- wavelet coefficients
- multiresolution
- low pass filter
- wavelet transform
- edge information
- pattern recognition
- noise reduction
- contrast enhancement
- bit rate
- edge detection
- image enhancement
- computational complexity