K-Band Waveguide Resonator Bandpass Filter Structure With Adjustable Transmission Zeros for Producing Various Symmetric and Asymmetric Responses. - Lee, Sanggu; Lee, Jongheun; Lee, Boyoung; Lim, Jaehwan; Han, Jaesub; Lee, Juseop (IEEE Access, 2025)

Practical Circuit-Based Design Approach for Waveguide Lowpass Filter With Extremely Steep Skirt Response. - Lee, Sanggu; Lee, Jongheun; Baek, Duckki; Lee, Pilyong; Lee, Juseop (IEEE Access, 2024)

Transmission-Line Schematic for Harmonic-Controlled Bandpass Filters. - Lee, Jongheun; Song, Minhyup; Lee, Juseop (IEEE Access, 2023)

Resonator Reuse Approach for Implementing Narrowband Bandpass-Bandstop Cascade Based on Mode Orthogonality. - Lee, Boyoung; Lee, Gyuwon; Lee, Jongheun; Lee, Juseop (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

Two-Layered Cross-Coupled Post-Loaded SIW Filter With Microstrip Ports. - Lee, Boyoung; Lee, Gyuwon; Lee, Juseop (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

Dual-Mode Waveguide Cavity Filters and Diplexer With Fractional Bandwidths Around 0.2%. - Lee, Jongheun; Jeong, Seong-Wook; Lee, Boyoung; Lee, Myeong Shin; Lee, Juseop (2023)

All-Port-Reflectionless Narrowband Filtering Power Divider Topology With Generic Equations. - Lee, Boyoung; Lee, Jongheun; Lee, Gyuwon; Lee, Juseop (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)

Transmission-Line Bandpass Filter Structures With Infinite Reflectionless Range. - Lee, Jongheun; Lee, Juseop (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)

Topology and Design Formulas for Four-Way Filtering Power Divider With Wide Isolation Range. - Lee, Boyoung; Lee, Gyuwon; Lee, Juseop (IEEE Access, 2021)

Practical Design Method of Distributed-Element Reflectionless Bandstop Filters. - Lee, Jongheun; Lee, Juseop (2021)

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

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

Absorptive Bandpass Filter with a Pair of Transmission Zeros. - Jeong, Seong-Wook; Lee, Juseop (2020)

Ka-Band Surface-Mount Cross-Coupled SIW Filter With Multi-Layered Microstrip-to-GCPW Transition. - Lee, Gyuwon; Lee, Boyoung; Jeong, Jang-Yong; Lee, Juseop (IEEE Access, 2019)

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

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

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

Frequency-tunable bandstop-bandpass dual-function microwave filter. - Lee, Kangho; Lee, Tae-Hak; Park, Gyu Churl; Sigmarsson, Hjalti H.; Lee, Juseop (IEICE Electron. Express, 2015)

Design of FMCW millimeter-wave radar for helicopter assisted landing. - Rangwala, Mustafa; Lee, Juseop; Sarabandi, Kamal (2007)