Unsoo Ha

33 papers A* 1C 4Misc 2Journal 9Unranked 17
YearRankTypeTitle / Venue / Authors
2022 — conf
Demo: Enabling Battery-Free Wireless Underwater Imaging.
WUWNet
Jack Rademacher, Waleed Akbar, Sayed Saad Afzal, Osvy Rodriguez, Nazish Naeem, Purui Wang, Mario Doumet, Unsoo Ha, Reza Ghaffarivardavagh, Fadel Adib
2022 — conf
Wireless, Batteryless, and Secure Implantable System-on-a-Chip for 1.37mmHg Strain Sensing with Bandwidth Reconfigurability for Cross-Tissue Adaptation.
CICC
Mohamed R. Abdelhamid, Unsoo Ha, Utsav Banerjee, Fadel Adib, Anantha P. Chandrakasan
2021 J jnl
WiStress: Contactless Stress Monitoring Using Wireless Signals.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Unsoo Ha, Sohrab Madani, Fadel Adib
2020 A* conf
Contactless seismocardiography via deep learning radars.
MobiCom
Unsoo Ha, Salah Assana, Fadel Adib
2020 Misc conf
Food and Liquid Sensing in Practical Environments using RFIDs.
NSDI
Unsoo Ha, Junshan Leng, Alaa Khaddaj, Fadel Adib
2019 J jnl
A 0.8-V 82.9- $\mu$ W In-Ear BCI Controller IC With 8.8 PEF EEG Instrumentation Amplifier and Wireless BAN Transceiver.
IEEE J. Solid State Circuits
Jaehyuk Lee, Kyoung-Rog Lee, Unsoo Ha, Ji-Hoon Kim, Kwonjoon Lee, Surin Gweon, Jaeeun Jang, Hoi-Jun Yoo
2018 — conf
A 0.8V 82.9µW In-Ear BCI Controller System with 8.8 PEF EEG Instrumentational Amplifier and Wireless BAN Transceiver.
VLSI Circuits
Jaehyuk Lee, Kyoung-Rog Lee, Unsoo Ha, Ji-Hoon Kim, Kwonjoon Lee, Hoi-Jun Yoo
2018 J jnl
An EEG-NIRS Multimodal SoC for Accurate Anesthesia Depth Monitoring.
IEEE J. Solid State Circuits
Unsoo Ha, Jaehyuk Lee, Minseo Kim, Taehwan Roh, Sangsik Choi, Hoi-Jun Yoo
2018 Misc conf
Learning Food Quality and Safety from Wireless Stickers.
HotNets
Unsoo Ha, Yunfei Ma, Zexuan Zhong, Tzu-Ming Hsu, Fadel Adib
2017 — conf
27.2 A 25.2mW EEG-NIRS multimodal SoC for accurate anesthesia depth monitoring.
ISSCC
Unsoo Ha, Jaehyuk Lee, Jihee Lee, Kwantae Kim, Minseo Kim, Taehwan Roh, Sangsik Choi, Hoi-Jun Yoo
2017 — conf
A 24 μW 38.51 mΩrms resolution bio-impedance sensor with dual path instrumentation amplifier.
ESSCIRC
Kwantae Kim, Kiseok Song, Kyeongryeol Bong, Jaehyuk Lee, Kwonjoon Lee, Yongsu Lee, Unsoo Ha, Hoi-Jun Yoo
2017 J jnl
A 82-nW Chaotic Map True Random Number Generator Based on a Sub-Ranging SAR ADC.
IEEE J. Solid State Circuits
Minseo Kim, Unsoo Ha, Kyuho Jason Lee, Yongsu Lee, Hoi-Jun Yoo
2017 — conf
A multimodal headpatch system for patient brain monitoring in OR and PACU.
BioCAS
Unsoo Ha, Hoi-Jun Yoo, Joonsung Bae
2016 C conf
30-fps SNR equalized electrical impedance tomography IC with fast-settle filter and adaptive current control for lung monitoring.
ISCAS
Jaehyuk Lee, Unsoo Ha, Hoi-Jun Yoo
2016 — conf
A 82nW chaotic-map true random number generator based on sub-ranging SAR ADC.
ESSCIRC
Minseo Kim, Unsoo Ha, Yongsu Lee, Kyuho Lee, Hoi-Jun Yoo
2016 — conf
A multimodal drowsiness monitoring ear-module system with closed-loop real-time alarm.
BioCAS
Unsoo Ha, Hoi-Jun Yoo
2016 — conf
An EEG-NIRS ear-module SoC for wearable drowsiness monitoring system.
A-SSCC
Unsoo Ha, Hoi-Jun Yoo
2015 — conf
21.9 A wearable EEG-HEG-HRV multimodal system with real-time tES monitoring for mental health management.
ISSCC
Unsoo Ha, Yongsu Lee, Hyunki Kim, Taehwan Roh, Joonsung Bae, Changhyeon Kim, Hoi-Jun Yoo
2015 C conf
A 24-mW 28-Gb/s wireline receiver with low-frequency equalizing CTLE and 2-tap speculative DFE.
ISCAS
Minseo Kim, Joonsung Bae, Unsoo Ha, Hoi-Jun Yoo
2015 J jnl
A 4.9 mΩ-Sensitivity Mobile Electrical Impedance Tomography IC for Early Breast-Cancer Detection System.
IEEE J. Solid State Circuits
Sunjoo Hong, Kwonjoon Lee, Unsoo Ha, Hyunki Kim, Yongsu Lee, Youchang Kim, Hoi-Jun Yoo
2015 J jnl
A Wearable EEG-HEG-HRV Multimodal System With Simultaneous Monitoring of tES for Mental Health Management.
IEEE Trans. Biomed. Circuits Syst.
Unsoo Ha, Yongsu Lee, Hyunki Kim, Taehwan Roh, Joonsung Bae, Changhyeon Kim, Hoi-Jun Yoo
2015 — conf
A multimodal stress monitoring system with canonical correlation analysis.
EMBC
Unsoo Ha, Changhyeon Kim, Yongsu Lee, Hyunki Kim, Taehwan Roh, Hoi-Jun Yoo
2015 J jnl
An Impedance and Multi-Wavelength Near-Infrared Spectroscopy IC for Non-Invasive Blood Glucose Estimation.
IEEE J. Solid State Circuits
Kiseok Song, Unsoo Ha, Seongwook Park, Joonsung Bae, Hoi-Jun Yoo
2014 — conf
18.4 A 4.9mΩ-sensitivity mobile electrical impedance tomography IC for early breast-cancer detection system.
ISSCC
Sunjoo Hong, Kwonjoon Lee, Unsoo Ha, Hyunki Kim, Yongsu Lee, Youchang Kim, Hoi-Jun Yoo
2014 — conf
18.5 A 2.14mW EEG neuro-feedback processor with transcranial electrical stimulation for mental-health management.
ISSCC
Taehwan Roh, Kiseok Song, Hyunwoo Cho, Dongjoo Shin, Unsoo Ha, Kwonjoon Lee, Hoi-Jun Yoo
2014 C conf
3.8 mW electrocardiogram (ECG) filtered electrical impedance tomography IC using I/Q homodyne architecture for breast cancer diagnosis.
ISCAS
Yongsu Lee, Unsoo Ha, Kiseok Song, Hoi-Jun Yoo
2014 J jnl
An 87-mA · min Iontophoresis Controller IC With Dual-Mode Impedance Sensor for Patch-Type Transdermal Drug Delivery System.
IEEE J. Solid State Circuits
Kiseok Song, Unsoo Ha, Jaehyuk Lee, Kyeongryeol Bong, Hoi-Jun Yoo
2014 — conf
An impedance and multi-wavelength near-infrared spectroscopy IC for non-invasive blood glucose estimation.
VLSIC
Kiseok Song, Unsoo Ha, Seongwook Park, Hoi-Jun Yoo
2013 — conf
1.2Gb/s 3.9pJ/b mono-phase pulse-modulation inductive-coupling transceiver for mm-range board-to-board communication.
ISSCC
Hyunwoo Cho, Unsoo Ha, Taehwan Roh, Dongchurl Kim, Jeahyuck Lee, Yunje Oh, Hoi-Jun Yoo
2013 C conf
A 0.7pJ/bit 2Gbps self-synchronous serial link receiver using gated-ring oscillator for inductive coupling communication.
ISCAS
Unsoo Ha, Hyunwoo Cho, Hoi-Jun Yoo
2013 — conf
An 87mA·min iontophoresis controller IC with dual-mode impedance sensor for patch-type transdermal drug delivery system.
ISSCC
Kiseok Song, Unsoo Ha, Jaehyuk Lee, Kyeongryeol Bong, Hoi-Jun Yoo
2013 — conf
Bio-feedback iontophoresis patch for controllable transdermal drug delivery.
BioCAS
Kiseok Song, Unsoo Ha, Jaehyuk Lee, Hoi-Jun Yoo
2012 J jnl
A Sub-10 nA DC-Balanced Adaptive Stimulator IC With Multi-Modal Sensor for Compact Electro-Acupuncture Stimulation.
IEEE Trans. Biomed. Circuits Syst.
Kiseok Song, Hyungwoo Lee, Sunjoo Hong, Hyunwoo Cho, Unsoo Ha, Hoi-Jun Yoo