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Tunable Quasi-Reflectionless Bandpass Filters Using Substrate Integrated Coaxial Resonators.
Kunchen Zhao
Roberto Gómez-García
Dimitra Psychogiou
Published in:
IEEE Trans. Circuits Syst. II Express Briefs (2022)
Keyphrases
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bandpass
frequency domain
frequency band
low pass
subband
textured images
geometric distortions
wavelet transform
grey level
wavelet coefficients
filter bank
low frequency