Multiwideband Bandpass Filter Based on Folded Quad Cross-Stub Stepped Impedance Resonator

Figure 13

Comparison between the simulated and measured results of the MW-BPF using a QC-SSIR and FQC-SSIR in terms of the (a) transmission coefficients (S₂₁) and (b) reflection coefficients (S₁₁).

(a)

(b)