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2020 – today
- 2026
[c10]Haidam Choi, Gichan Yun, Ji-Hoon Suh, Seonwoo Park, Donghyeon Yi, Sohmyung Ha, Minkyu Je:
A 43.8-to-662.0μW 27.5-to-878.9fps Frame-Rate-Scalable Duty-Cycled Electrical Impedance Tomography System with MIMO Current-Balancing IA. ISSCC 2026: 618-620- 2025
- [j3]Gichan Yun
, Sein Oh, Heewon Choee, Haidam Choi, Sohmyung Ha, Minkyu Je:
A 2.0-mW 70.1-dB SNDR 7.8-MHz BW Continuous-Time Noise-Shaping SAR ADC Using Fully Parallelized Quantization. IEEE Trans. Circuits Syst. II Express Briefs 72(11): 1570-1574 (2025) - [c9]Gichan Yun, Haidam Choi, Yoontae Jung, Jiho Myung, Sein Oh, Sohmyung Ha, Minkyu Je:
28.2 A 189.3dB-FoMs 14.5fJ/Conversion-Step Continuous-Time Noise-Shaping SAR Capacitance-to-Digital Converter. ISSCC 2025: 1-3 - 2024
- [j2]Haidam Choi, Song-I Cheon, Gichan Yun, Sein Oh, Ji-Hoon Suh, Sohmyung Ha, Minkyu Je:
A Bio-Impedance Readout IC With Complex-Domain Noise-Correlated Baseline Cancellation. IEEE J. Solid State Circuits 59(11): 3538-3548 (2024) - [j1]Song-I Cheon, Haidam Choi, Hyoju Kang, Ji-Hoon Suh, Seonghyun Park, Soon-Jae Kweon, Minkyu Je, Sohmyung Ha:
Impedance-Readout Integrated Circuits for Electrical Impedance Spectroscopy: Methodological Review. IEEE Trans. Biomed. Circuits Syst. 18(1): 215-232 (2024) - [c8]Jimin Koo, Haidam Choi, Yoontae Jung, Ji-Hoon Suh, Sein Oh, Changhun Seok, Yegeun Kim, Injun Choi, Heewon Choee, Sunglim Han, Jiho Chun, Hoyong Seong, Sohmyung Ha, Minkyu Je:
A 1.27-mW Battery-Powered Multimodal Biosensor Interface IC for Wireless Motion Intention Recognition in Wearable Robots. A-SSCC 2024: 1-3 - [c7]Dongyoon Lee, Song-I Cheon, Hyungjoo Cho, Seonghyun Park, Jiho Chun, Haidam Choi, Gichan Yun, Yoonsang Cho, Sohmyung Ha, Minkyu Je:
A Multi-Node Body-Channel-Communication System Using Adaptive Gain Control with ExG Readout ICs for Moving VR Users. A-SSCC 2024: 1-3 - [c6]Song-I Cheon, Seonghyun Park, Haidam Choi, Yebin Choi, Minho Seok, Young-Ho Cho, Sohmyung Ha, Minkyu Je:
Ultrahigh-G Accelerometer Readout IC with Adaptive Gain Path for Shock Resilience. ISCAS 2024: 1-5 - [c5]Haidam Choi, Ji-Hoon Suh, Gichan Yun, Sein Oh, Song-I Cheon, Sohmyung Ha, Minkyu Je:
A Low-power Δ-ΔΣ-based Bio-impedance Readout IC with Capacitive-feedback Baseline Cancellation. ISCAS 2024: 1-5 - [c4]Song-I Cheon, Haidam Choi, Gichan Yun, Sein Oh, Ji-Hoon Suh, Sohmyung Ha, Minkyu Je:
33.8 A Two-Electrode Bio-Impedance Readout IC with Complex-Domain Noise-Correlated Baseline Cancellation Supporting Sinusoidal Excitation. ISSCC 2024: 556-558 - [c3]Haidam Choi, Gichan Yun, Ji-Hoon Suh, Sein Oh, Song-I Cheon, Yoontae Jung, Sohmyung Ha, Minkyu Je:
A Fully Dynamic 1st-Order Δ-ΔΣ Modulator with a 468mVpp Input Range for Electrical Impedance Tomography Systems. VLSI Technology and Circuits 2024: 1-2 - [c2]Ji-Hoon Suh, Haidam Choi, Yoontae Jung, Sohmyung Ha, Minkyu Je:
A 5.7kfps Fast Neural Electrical Impedance Tomography IC Based on Incremental Zoom Structure with Baseline Cancellation for Peripheral Nerve Monitoring Systems. VLSI Technology and Circuits 2024: 1-2 - 2023
- [c1]Gichan Yun, Kyeongwon Jeong, Haidam Choi, Seunghyeon Nam, Chaerin Oh, Hyunjoo Jenny Lee, Sohmyung Ha, Minkyu Je:
A 2pA/√Hz Current-Conveyor-Assisted Ultrasound Receiver with 25pF CMUT Parasitic Capacitance. A-SSCC 2023: 1-3
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