A Dual Band High Efficiency Class-F GaN Power Amplifier Using a Novel Harmonic-Rejection Load Network. - Yongchae Jeong; Girdhari Chaudhary; Jongsik Lim (IEICE Trans. Electron., 2012)

Dual-band negative group delay circuit using defected microstrip structure. - Girdhari Chaudhary; Phirun Kim; Junhyung Jeong; Yongchae Jeong; Jongsik Lim (RWS, 2015)

High frequency-selectivity impedance transformer. - Phirun Kim; Girdhari Chaudhary; Junsik Park; Yongchae Jeong; Jongsik Lim (RWS, 2015)

Power divider with tunable positive and negative group delays using parasitic compensated PIN diode. - Girdhari Chaudhary; Phirun Kim; Junhyung Jeong; Yongchae Jeong (RWS, 2016)

Reflection-Type Topologies With Arbitrary Wideband Flat Group Delays Using Coupled Lines. - Girdhari Chaudhary; Yongchae Jeong (IEEE Access, 2018)

Differential Fed Antenna With High Self-Interference Cancellation for In-Band Full-Duplex Communication System. - Girdhari Chaudhary; Junhyung Jeong; Yongchae Jeong (IEEE Access, 2019)

A design of source-degenerated CMOS active negative group delay circuit using bonding wire. - Girdhari Chaudhary; Junhyung Jeong; Qi Wang; Yongchae Jeong (IEICE Electron. Express, 2019)

Frequency Selective Impedance Transformer With High-Impedance Transforming Ratio and Extremely High/Low Termination Impedances. - Yongchae Jeong; Girdhari Chaudhary; Phirun Kim (IEEE Trans. Circuits Syst. I Regul. Pap., 2021)

Frequency Tunable Impedance Matching Nonreciprocal Bandpass Filter Using Time-Modulated Quarter-Wave Resonators. - Girdhari Chaudhary; Yongchae Jeong (IEEE Trans. Ind. Electron., 2022)

Arbitrary Termination Complex Impedances Tunable Bandpass Filter Using Single and Dual-Mode Resonators. - Girdhari Chaudhary; Yongchae Jeong (IEEE Access, 2023)

Quasi-Elliptic Higher-Order Tunable Bandpass Filter With Constant Absolute Bandwidth Using Synchronously Tuned Dual-Mode Resonators. - Girdhari Chaudhary; Yongchae Jeong (IEEE Access, 2023)

Dual-Band Filtering Power Divider With Tunable First Passband Frequency and Isolator Functionality. - Girdhari Chaudhary; Yongchae Jeong (IEEE Access, 2024)

Attention-Based Deep Neural Network for High-Dimensional Microwave Modeling of Non-Reciprocal Bandpass Filters. - Girdhari Chaudhary; Yao Meng; Dong Sun Park; Yongchae Jeong (IEEE Access, 2025)