Compact Lowpass and Dual-Band Bandpass Filter With Controllable Transmission Zero/Center Frequencies/Passband Bandwidth.
Dilip Kumar ChoudharyRaghvendra Kumar ChaudharyPublished in: IEEE Trans. Circuits Syst. II Express Briefs (2020)
Keyphrases
- bandpass
- low pass
- dual band
- high pass
- microstrip
- patch antenna
- frequency domain
- high frequency
- subband
- return loss
- frequency band
- discrete wavelet transform
- filter bank
- low frequency
- contrast enhancement
- wavelet decomposition
- gaussian filter
- multiresolution
- image fusion
- filter responses
- geometric distortions
- visual quality
- waveguide
- wavelet transform
- grey level
- image analysis
- spatial domain
- natural images
- graph cuts