A Capacitive Biosensor for Cancer Diagnosis Using a Functionalized Microneedle and a 13.7b-Resolution Capacitance-to-Digital Converter from 1 to 100nF. - Seung-Woo Song; Jukwan Na; Moon Hyung Jang; Hyeyeon Lee; Hyesoo Lee; Yongbeom Lim; Heonjin Choi; Youngcheol Chae (ISSCC, 2019)

A CMOS VEGF Sensor for Cancer Diagnosis Using a Peptide Aptamer-Based Functionalized Microneedle. - Seung-Woo Song; Jukwan Na; Moon Hyung Jang; Hyeyeon Lee; Hyesoo Lee; Yongbeom Lim; Heonjin Choi; Youngcheol Chae (IEEE Trans. Biomed. Circuits Syst., 2019)

A Highly-Digital PWM-Based Impedance Monitoring IC with 143.2dB DR and 17.7fFrms Resolution. - Hyeonho Han; Woojun Choi; Jaehyun Kim; Jaesuk Sung; Heonjin Choi; Youngcheol Chae (VLSI Technology and Circuits, 2023)

A Wireless Neurostimulator Using Body-Coupled Link for Multisite Stimulation in Freely Behaving Animals. - Taejune Jeon; Byeongseol Kim; Changuk Lee; Danbi Ahn; Daerl Park; Jaesuk Sung; Hee Young Kim; Heonjin Choi; Joonsung Bae; Youngcheol Chae (VLSI Technology and Circuits, 2024)

A Highly Digital 143.2-dB DR Sub-1° Phase Error Impedance Monitoring IC With Pulsewidth Modulation Frontend. - Hyeonho Han; Byungchoul Park; Jaesuk Sung; Heonjin Choi; Youngcheol Chae (IEEE J. Solid State Circuits, 2024)

Impact of Impedance Levels on Recording Quality in Flexible Neural Probes. - Juyeon Han; Jungsik Choi; Hyeonyeong Jeong; Daerl Park; Eunji Cheong; Jaesuk Sung; Heonjin Choi (Sensors, 2024)

Coil Driver Design for High Frequency Magnetic Stimulation Using Nanoparticles. - Jeonghyun Choi; Hyungeun Kim; Mingu Song; Junte Heo; Yunji Hwang; Sanggeon Park; Yeowool Huh; Jeiwon Cho; Heonjin Choi; Jinho Jeong 001 (ICEIC, 2025)