Ji Hoon Suh, Haidam Choi, Yoontae Jung, Sein Oh, Hyungjoo Cho, Nahm Il Koo, Seong Joong Kim, Chisung Bae, Sohmyung Ha, Minkyu Je, "A Synchronous-Sampling Impedance-Readout IC with Baseline-Cancellation-Based Two-Step Conversion for Fast Neural Electrical Impedance Tomography," IEEE Asian Solid-State Circuits Conference (A-SSCC), Nov. 2022.
Donghyeok Cho, Nahm Il Koo, Taekwang Jang, Seonghwan Cho, "An Offset Charge Compensating Biphasic Neurostimulation for Faradaic DC-Current Reduction," IEEE International Symposium on Circuits and Systems (ISCAS), May 2021.
Nahm Il Koo, Hyojun Kim, Seonghwan Cho, "A 22.6μW Biopotential Amplifier with Adaptive Common-Mode Interference Cancellation Achieving Total-CMRR of 104dB and CMI Tolerance of 15Vpp in 180nm CMOS," IEEE International Solid-State Circuits Conference (ISSCC), pp. 396-398, Feb. 2021.
Eunseok Lee, Sujin Park, Nahm Il Koo, Seonghwan Cho, "A Low-Power Piezoelectric Speaker Driver Using LC Oscillator for Acoustic Communication," International SoC Design Conference (ISOCC), pp. 85-86, Oct. 2019.
Nahm Il Koo, Seonghwan Cho, "A 27.8μW Biopotential Amplifier Tolerant to 30Vpp Common-Mode Interference for Two-Electrode ECG Recording in 180nm CMOS," IEEE International Solid-State Circuits Conference (ISSCC), pp. 366-368, Feb. 2019.
Nahm Il Koo, "A Hybrid Equalizer for Protection of 1st-Order Delta-Sigma Modulator against Side-Channel Attack," IEEE Access, 2025.
Nahm Il Koo, "Design of Low Power and Low Noise Instrumentation Amplifier for Biopotential Acquisition: A Review," IEEE Access, 2024.
Nahm Il Koo, Hyojun Kim, Seonghwan Cho, "A 43.3-μW Biopotential Amplifier with Tolerance to Common-Mode Interference of 18 Vpp and T-CMRR of 105 dB in 180-nm CMOS," IEEE Journal of Solid-State Circuits, vol. 58, no. 2, pp. 508-519, Feb. 2023.
Nahm Il Koo, Seonghwan Cho, "A 24.8-μW Biopotential Amplifier Tolerant to 15-Vpp Common-Mode Interference for Two-Electrode ECG Recording in 180-nm CMOS," IEEE Journal of Solid-State Circuits, vol. 56, no. 2, pp. 591-600, Feb. 2021.