A Sub-10 nA DC-Balanced Adaptive Stimulator IC With Multi-Modal Sensor for Compact Electro-Acupuncture Stimulation. - Kiseok Song; Hyungwoo Lee; Sunjoo Hong; Hyunwoo Cho; Unsoo Ha; Hoi-Jun Yoo (IEEE Trans. Biomed. Circuits Syst., 2012)

Bio-feedback iontophoresis patch for controllable transdermal drug delivery. - Kiseok Song; Unsoo Ha; Jaehyuk Lee; Hoi-Jun Yoo (BioCAS, 2013)

A 0.7pJ/bit 2Gbps self-synchronous serial link receiver using gated-ring oscillator for inductive coupling communication. - Unsoo Ha; Hyunwoo Cho; Hoi-Jun Yoo (ISCAS, 2013)

1.2Gb/s 3.9pJ/b mono-phase pulse-modulation inductive-coupling transceiver for mm-range board-to-board communication. - Hyunwoo Cho; Unsoo Ha; Taehwan Roh; Dongchurl Kim; Jeahyuck Lee; Yunje Oh; Hoi-Jun Yoo (ISSCC, 2013)

An 87mA·min iontophoresis controller IC with dual-mode impedance sensor for patch-type transdermal drug delivery system. - Kiseok Song; Unsoo Ha; Jaehyuk Lee; Kyeongryeol Bong; Hoi-Jun Yoo (ISSCC, 2013)

3.8 mW electrocardiogram (ECG) filtered electrical impedance tomography IC using I/Q homodyne architecture for breast cancer diagnosis. - Yongsu Lee; Unsoo Ha; Kiseok Song; Hoi-Jun Yoo (ISCAS, 2014)

18.4 A 4.9mΩ-sensitivity mobile electrical impedance tomography IC for early breast-cancer detection system. - Sunjoo Hong; Kwonjoon Lee; Unsoo Ha; Hyunki Kim; Yongsu Lee; Youchang Kim; Hoi-Jun Yoo (ISSCC, 2014)

18.5 A 2.14mW EEG neuro-feedback processor with transcranial electrical stimulation for mental-health management. - Taehwan Roh; Kiseok Song; Hyunwoo Cho; Dongjoo Shin; Unsoo Ha; Kwonjoon Lee; Hoi-Jun Yoo (ISSCC, 2014)

An impedance and multi-wavelength near-infrared spectroscopy IC for non-invasive blood glucose estimation. - Kiseok Song; Unsoo Ha; Seongwook Park; Hoi-Jun Yoo (VLSIC, 2014)

An 87-mA · min Iontophoresis Controller IC With Dual-Mode Impedance Sensor for Patch-Type Transdermal Drug Delivery System. - Kiseok Song; Unsoo Ha; Jaehyuk Lee; Kyeongryeol Bong; Hoi-Jun Yoo (IEEE J. Solid State Circuits, 2014)

A multimodal stress monitoring system with canonical correlation analysis. - Unsoo Ha; Changhyeon Kim; Yongsu Lee; Hyunki Kim; Taehwan Roh; Hoi-Jun Yoo (EMBC, 2015)

A 24-mW 28-Gb/s wireline receiver with low-frequency equalizing CTLE and 2-tap speculative DFE. - Minseo Kim; Joonsung Bae; Unsoo Ha; Hoi-Jun Yoo (ISCAS, 2015)

21.9 A wearable EEG-HEG-HRV multimodal system with real-time tES monitoring for mental health management. - Unsoo Ha; Yongsu Lee; Hyunki Kim; Taehwan Roh; Joonsung Bae; Changhyeon Kim; Hoi-Jun Yoo (ISSCC, 2015)

A 4.9 mΩ-Sensitivity Mobile Electrical Impedance Tomography IC for Early Breast-Cancer Detection System. - Sunjoo Hong; Kwonjoon Lee; Unsoo Ha; Hyunki Kim; Yongsu Lee; Youchang Kim; Hoi-Jun Yoo (IEEE J. Solid State Circuits, 2015)

An Impedance and Multi-Wavelength Near-Infrared Spectroscopy IC for Non-Invasive Blood Glucose Estimation. - Kiseok Song; Unsoo Ha; Seongwook Park; Joonsung Bae; Hoi-Jun Yoo (IEEE J. Solid State Circuits, 2015)

A Wearable EEG-HEG-HRV Multimodal System With Simultaneous Monitoring of tES for Mental Health Management. - Unsoo Ha; Yongsu Lee; Hyunki Kim; Taehwan Roh; Joonsung Bae; Changhyeon Kim; Hoi-Jun Yoo (IEEE Trans. Biomed. Circuits Syst., 2015)

An EEG-NIRS ear-module SoC for wearable drowsiness monitoring system. - Unsoo Ha; Hoi-Jun Yoo (A-SSCC, 2016)

A multimodal drowsiness monitoring ear-module system with closed-loop real-time alarm. - Unsoo Ha; Hoi-Jun Yoo (BioCAS, 2016)

A 82nW chaotic-map true random number generator based on sub-ranging SAR ADC. - Minseo Kim; Unsoo Ha; Yongsu Lee; Kyuho Lee 001; Hoi-Jun Yoo (ESSCIRC, 2016)

30-fps SNR equalized electrical impedance tomography IC with fast-settle filter and adaptive current control for lung monitoring. - Jaehyuk Lee; Unsoo Ha; Hoi-Jun Yoo (ISCAS, 2016)

A multimodal headpatch system for patient brain monitoring in OR and PACU. - Unsoo Ha; Hoi-Jun Yoo; Joonsung Bae (BioCAS, 2017)

A 24 μW 38.51 mΩrms resolution bio-impedance sensor with dual path instrumentation amplifier. - Kwantae Kim; Kiseok Song; Kyeongryeol Bong; Jaehyuk Lee; Kwonjoon Lee; Yongsu Lee; Unsoo Ha; Hoi-Jun Yoo (ESSCIRC, 2017)

27.2 A 25.2mW EEG-NIRS multimodal SoC for accurate anesthesia depth monitoring. - Unsoo Ha; Jaehyuk Lee; Jihee Lee; Kwantae Kim; Minseo Kim; Taehwan Roh; Sangsik Choi; Hoi-Jun Yoo (ISSCC, 2017)

A 82-nW Chaotic Map True Random Number Generator Based on a Sub-Ranging SAR ADC. - Minseo Kim; Unsoo Ha; Kyuho Jason Lee; Yongsu Lee; Hoi-Jun Yoo (IEEE J. Solid State Circuits, 2017)

Learning Food Quality and Safety from Wireless Stickers. - Unsoo Ha; Yunfei Ma; Zexuan Zhong; Tzu-Ming Hsu; Fadel Adib (HotNets, 2018)

A 0.8V 82.9µW In-Ear BCI Controller System with 8.8 PEF EEG Instrumentational Amplifier and Wireless BAN Transceiver. - Jaehyuk Lee; Kyoung-Rog Lee; Unsoo Ha; Ji-Hoon Kim 004; Kwonjoon Lee; Hoi-Jun Yoo (VLSI Circuits, 2018)

An EEG-NIRS Multimodal SoC for Accurate Anesthesia Depth Monitoring. - Unsoo Ha; Jaehyuk Lee; Minseo Kim; Taehwan Roh; Sangsik Choi; Hoi-Jun Yoo (IEEE J. Solid State Circuits, 2018)

A 0.8-V 82.9- $ mu$ W In-Ear BCI Controller IC With 8.8 PEF EEG Instrumentation Amplifier and Wireless BAN Transceiver. - Jaehyuk Lee; Kyoung-Rog Lee; Unsoo Ha; Ji-Hoon Kim 004; Kwonjoon Lee; Surin Gweon; Jaeeun Jang; Hoi-Jun Yoo (IEEE J. Solid State Circuits, 2019)

Contactless seismocardiography via deep learning radars. - Unsoo Ha; Salah Assana; Fadel Adib (MobiCom, 2020)

Food and Liquid Sensing in Practical Environments using RFIDs. - Unsoo Ha; Junshan Leng; Alaa Khaddaj; Fadel Adib (NSDI, 2020)

WiStress: Contactless Stress Monitoring Using Wireless Signals. - Unsoo Ha; Sohrab Madani; Fadel Adib (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021)

Wireless, Batteryless, and Secure Implantable System-on-a-Chip for 1.37mmHg Strain Sensing with Bandwidth Reconfigurability for Cross-Tissue Adaptation. - Mohamed R. Abdelhamid; Unsoo Ha; Utsav Banerjee; Fadel Adib; Anantha P. Chandrakasan (CICC, 2022)

Demo: Enabling Battery-Free Wireless Underwater Imaging. - Jack Rademacher; Waleed Akbar; Sayed Saad Afzal; Osvy Rodriguez; Nazish Naeem; Purui Wang; Mario Doumet; Unsoo Ha; Reza Ghaffarivardavagh; Fadel Adib (WUWNet, 2022)