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Frequency-Reconfigurable Input-Reflectionless Bandpass Filter and Filtering Power Divider With Constant Absolute Bandwidth.
Maoyu Fan
Kaijun Song
Li Yang
Roberto Gómez-García
Published in:
IEEE Trans. Circuits Syst. II Express Briefs (2021)
Keyphrases
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bandpass
frequency domain
low pass
frequency band
subband
high pass
textured images
low frequency
geometric distortions
zero crossing
high frequency
wavelet transform
image compression
filter bank
spatial domain
grey level
digital images
pairwise
color images