Low-cost high-performance frequency-tunable substrate-integrated waveguide filter structure and fabrication method. - Seunggoo Nam; Beyoungyoun Koh; Boyoung Lee; Juseop Lee (IEICE Electron. Express, 2016)

K-Band Fully Reconfigurable Pseudo-Elliptic Waveguide Resonator Filter with Tunable Positive and Negative Couplings. - Seunggoo Nam; Boyoung Lee; Beyoungyoun Koh; Changsoo Kwak; Juseop Lee (IEICE Trans. Commun., 2016)

Optimization-Free Design Equations for Narrowband Equal-Division Filtering Power Divider With Pre-Specified Filtering Response and Wideband Isolation. - Boyoung Lee; Seunggoo Nam; Juseop Lee (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)

Practical Design and Implementation Method for Asymmetric-Response Post-Loaded Substrate-Integrated Waveguide Filters. - Sanggu Lee; Seunggoo Nam; Juseop Lee (IEEE Access, 2020)

New Static External Coupling Structure for K-band Frequency-Tunable Constant-Bandwidth Waveguide Filter with Wide Tuning Range. - Boyoung Lee; Seunggoo Nam; Juseop Lee (ICEIC, 2021)