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Balanced tri-band bandpass filter using sext-mode stepped-impedance square ring loaded resonators.
Baoping Ren
Zhewang Ma
Haiwen Liu
Xuehui Guan
Pin Wen
Chuanyun Wang
Masataka Ohira
Published in:
IEICE Electron. Express (2018)
Keyphrases
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bandpass
frequency band
low pass
waveguide
high pass
frequency domain
high frequency
subband
low frequency
filter bank
discrete wavelet transform
transfer function
wavelet decomposition
filter responses
return loss
geometric distortions
grey level
contrast enhancement
textured images
feature vectors