Exact dynamic stiffness matrix of non-symmetric thin-walled beams on elastic foundation using power series method. - Nam-Il Kim; Ji-Hun Lee; Moon-Young Kim (Adv. Eng. Softw., 2005)

10.4 A hybrid inductor-based flying-capacitor-assisted step-up/step-down DC-DC converter with 96.56% efficiency. - Yong-Min Ju; Se-un Shin; Yeunhee Huh; Sang-Hui Park; Jun-Suk Bang; Kiduk Kim; Sung-Won Choi; Ji-Hun Lee; Gyu-Hyeong Cho (ISSCC, 2017)

5.2 An 8Ω 10W 91%-power-efficiency 0.0023%-THD+N multi-level Class-D audio amplifier with folded PWM. - Ji-Hun Lee; Jun-Suk Bang; Kiduk Kim; Hui-Dong Gwon; Sang-Hui Park; Yeunhee Huh; Kye-Seok Yoon; Jong-Beom Baek; Yong-Min Ju; Gibbeum Lee; Homin Park; Hyeon-Min Bae; et al. (ISSCC, 2017)

Switched inductor capacitor buck converter with >85% power efficiency in 100uA-to-300mA loads using a bang-bang zero-current detector. - Jong-Beom Baek; Ji-Hun Lee; Se-Un Shin; Min-Yong Jung; Gyu-Hyeong Cho (CICC, 2018)

11.8 A 96.8%-Efficiency Continuous Input/Output-Current Step-Up/Down Converter Powering Disposable IoTs with Reconfigurable Multi-Cell-Balanced Alkaline Batteries. - Min-Woo Ko; Gyeong-Gu Kang; Ki-Duk Kim; Ji-Hun Lee; Seok-Tae Koh; Tae-Hwang Kong; Sang-Ho Kim; Sungyong Lee; Michael Choi; Jongshin Shin; Gyu-Hyeong Cho; Hyunsik Kim (ISSCC, 2020)

An 8Ω, 1.4W, 0.0024% THD+N Class-D Audio Amplifier with Bridge-Tied Load Half-Side Switching Mode Achieving Low Standby Quiescent Current of 660μA. - Ji-Hun Lee; Gyeong-Gu Kang; Min-Woo Ko; Gyu-Hyeong Cho; Hyun-Sik Kim (VLSI Circuits, 2020)

A 50.7dB-DR Finger-Resistance Extractable Multi-Touch Sensor IC Achieving Finger-Classification Accuracy of 97.7% on 6.7-Inch Capacitive Touch Screen Panel. - Tae-Gyun Song; Dong-Kyu Kim; Jeong-Hyun Cho; Ji-Hun Lee; Hyun-Sik Kim (VLSI Circuits, 2020)

A 5V Dynamic Class-C Paralleled Single-Stage Amplifier with Near-Zero Dead-Zone Control and Current-Redistributive Rail-to-Rail Gm-Boosting Technique. - Seok-Tae Koh; Ji-Hun Lee; Gyeong-Gu Kang; Hyun-Ki Han; Hyun-Sik Kim (ISSCC, 2021)

An 8Ω 5.5W, 0.006% THD+N, 2×VBAT-Swing Switched-Mode Audio Amplifier with Fully-Differential Linear Buck-Boost Topology Achieving Total Efficiency of 87%. - Ji-Hun Lee; Hyun-Sik Kim (VLSI Circuits, 2021)

A 5-V Dynamic Class-C Paralleled Single-Stage Amplifier With Near-Zero Dead-Zone Control and Current-Redistributive Rail-to-Rail Gm-Boosting Technique. - Seok-Tae Koh; Ji-Hun Lee; Gyeong-Gu Kang; Hyun-Ki Han; Hyun-Sik Kim (IEEE J. Solid State Circuits, 2021)

A 50.7-dB-DR Finger-Resistance Extracting Multi-Touch Sensor IC for Soft Classification of Fingers Contacted on 6.7-in Capacitive Touch Screen Panel. - Tae-Gyun Song; Dong-Kyu Kim; Jeong-Hyun Cho; Ji-Hun Lee; Hyun-Sik Kim (IEEE J. Solid State Circuits, 2021)

A 5.6W-Power 96.6%-Efficiency Boost-Oriented SIDO Step-Up/Down DC-DC Converter Embedding Buck Conversion with an Energy-Balancing Capacitor. - Gyeong-Gu Kang; Ji-Hun Lee; Se-Un Shin; Gyu-Hyeong Cho; Hyun-Sik Kim (VLSI Technology and Circuits, 2022)

A 5.8W, 0.00086% THD+N, 118dB PSRR Class-D Audio Amplifier with Passive Output Common-Mode Compensation Technique for Wide Output Power Range. - Inhwan Cho; Moo-Yeol Choi; Jaehyeok Byun; Ji-Hun Lee; Myungjin Lee; Dongsu Kim; Jongwoo Lee (VLSI Technology and Circuits, 2024)