Compact Millimeter-Wave Wideband Bandpass Filter Design Using Triple-Mode Rectangular Ridge Resonator

Q Yang, W Zhang, H Yi, J Sheng, C Guo… - IEEE Microwave and …, 2024 - ieeexplore.ieee.org
A novel rectangular air-filled cavity with three parallel ridges is proposed to realize a triple-
mode resonator. The resonant frequencies of the first excited triple mode (TE, TE, and TE …