Design of Cross-Coupled Bandpass Filters with Flexible Coupling via Half-Mode Substrate-Integrated Waveguide

<div>Simulated electric field distributions of the single-band BPFs at their respective center frequencies: (a) BPF with one TZ in the upper stopband; (b) BPF with one TZ in the lower stopband.</div>

International Journal of RF and Microwave Computer-Aided Engineering

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Figure 13

Figure 13: Design of Cross-Coupled Bandpass Filters with Flexible Coupling via Half-Mode Substrate-Integrated Waveguide 