A Low Power Dual-Mode Sigma-Delta Modulator for GSM/WCDMA Receivers. - Inhee Lee 001; Youngcheol Chae; Gunhee Han (ICECS, 2007)

A 0.7V 36μW 85dB-DR Audio ΔΣ Modulator Using Class-C Inverter. - Youngcheol Chae; Inhee Lee 001; Gunhee Han (ISSCC, 2008)

A case for custom silicon in enabling low-cost information technology for developing regions. - Zhiyoong Foo; David Devescery; Thomas Schmid 002; Nathan Clark; R. Frank; Mohammad Hassan Ghaed; Ye-Sheng Kuo; Inhee Lee 001; Youn Sung Park; Zach Renner; Nathaniel Slottow; Vikas Vinay; et al. (ACM DEV, 2010)

A 695 pW standby power optical wake-up receiver for wireless sensor nodes. - Gyouho Kim; Yoonmyung Lee; Suyoung Bang; Inhee Lee 001; Yejoong Kim; Dennis Sylvester; David T. Blaauw (CICC, 2012)

A modular 1mm3 die-stacked sensing platform with optical communication and multi-modal energy harvesting. - Yoonmyung Lee; Gyouho Kim; Suyoung Bang; Yejoong Kim; Inhee Lee 001; Prabal Dutta; Dennis Sylvester; David T. Blaauw (ISSCC, 2012)

A 635pW battery voltage supervisory circuit for miniature sensor nodes. - Inhee Lee 001; Suyoung Bang; Yoonmyung Lee; Yejoong Kim; Gyouho Kim; Dennis Sylvester; David T. Blaauw (VLSIC, 2012)

A low-power VGA full-frame feature extraction processor. - Dongsuk Jeon; Yejoong Kim; Inhee Lee 001; Zhengya Zhang; David T. Blaauw; Dennis Sylvester (ICASSP, 2013)

A fully integrated switched-capacitor based PMU with adaptive energy harvesting technique for ultra-low power sensing applications. - Suyoung Bang; Yoonmyung Lee; Inhee Lee 001; Yejoong Kim; Gyouho Kim; David T. Blaauw; Dennis Sylvester (ISCAS, 2013)

A 470mV 2.7mW feature extraction-accelerator for micro-autonomous vehicle navigation in 28nm CMOS. - Dongsuk Jeon; Yejoong Kim; Inhee Lee 001; Zhengya Zhang; David T. Blaauw; Dennis Sylvester (ISSCC, 2013)

A Modular 1 mm3 Die-Stacked Sensing Platform With Low Power I2C Inter-Die Communication and Multi-Modal Energy Harvesting. - Yoonmyung Lee; Suyoung Bang; Inhee Lee 001; Yejoong Kim; Gyouho Kim; Mohammad Hassan Ghaed; Pat Pannuto; Prabal Dutta; Dennis Sylvester; David T. Blaauw (IEEE J. Solid State Circuits, 2013)

A Low-Cost Audio Computer for Information Dissemination Among Illiterate People Groups. - Zhiyoong Foo; David Devescery; Mohammad Hassan Ghaed; Inhee Lee 001; Abishek Madhavan; Youn Sung Park; Aswin S. Rao; Zach Renner; Nathan Roberts; Aaron Schulman; Vikas Vinay; Michael Wieckowski; et al. (IEEE Trans. Circuits Syst. I Regul. Pap., 2013)

Circuits for a Cubic-Millimeter Energy-Autonomous Wireless Intraocular Pressure Monitor. - Mohammad Hassan Ghaed; Gregory K. Chen; Razi-Ul Haque; Michael Wieckowski; Yejoong Kim; Gyouho Kim; Yoonmyung Lee; Inhee Lee 001; David Fick; Daeyeon Kim; Mingoo Seok; Kensall D. Wise; et al. (IEEE Trans. Circuits Syst. I Regul. Pap., 2013)

A 5.8nW, 45ppm/°C on-chip CMOS wake-up timer using a constant charge subtraction scheme. - Seokhyeon Jeong; Inhee Lee 001; David T. Blaauw; Dennis Sylvester (CICC, 2014)

MBus: A 17.5 pJ/bit/chip portable interconnect bus for millimeter-scale sensor systems with 8 nW standby power. - Ye-Sheng Kuo; Pat Pannuto; Gyouho Kim; Zhiyoong Foo; Inhee Lee 001; Benjamin P. Kempke; Prabal Dutta; David T. Blaauw; Yoonmyung Lee (CICC, 2014)

Circuit techniques for miniaturized biomedical sensors. - Inhee Lee 001; Yejoong Kim; Suyoung Bang; Gyouho Kim; Hyunsoo Ha; Yen-Po Chen; Dongsuk Jeon; Seokhyun Jeong; Wanyeong Jung; Mohammad Hassan Ghaed; Zhiyoong Foo; Yoonmyung Lee; et al. (CICC, 2014)

A 23pW, 780ppm/°C resistor-less current reference using subthreshold MOSFETs. - Myungjoon Choi; Inhee Lee 001; Tae-Kwang Jang; David T. Blaauw; Dennis Sylvester (ESSCIRC, 2014)

Chip-on-mud: Ultra-low power ARM-based oceanic sensing system powered by small-scale benthic microbial fuel cells. - Gyouho Kim; Adriane Wolfe; Richard Bell; Suyoung Bang; Yoonmyung Lee; Inhee Lee 001; Yejoong Kim; Lewis Hsu; Jeffrey Kagan; Meriah Arias-Thode; Bart Chadwick; Dennis Sylvester; et al. (ISCAS, 2014)

27.8 A static contention-free single-phase-clocked 24T flip-flop in 45nm for low-power applications. - Yejoong Kim; Wanyeong Jung; Inhee Lee 001; Qing Dong 001; Michael B. Henry; Dennis Sylvester; David T. Blaauw (ISSCC, 2014)

A millimeter-scale wireless imaging system with continuous motion detection and energy harvesting. - Gyouho Kim; Yoonmyung Lee; Zhiyoong Foo; Pat Pannuto; Ye-Sheng Kuo; Benjamin P. Kempke; Mohammad Hassan Ghaed; Suyoung Bang; Inhee Lee 001; Yejoong Kim; Seokhyeon Jeong; Prabal Dutta; et al. (VLSIC, 2014)

Low power battery supervisory circuit with adaptive battery health monitor. - Inhee Lee 001; Yoonmyung Lee; Dennis Sylvester; David T. Blaauw (VLSIC, 2014)

An Energy Efficient Full-Frame Feature Extraction Accelerator With Shift-Latch FIFO in 28 nm CMOS. - Dongsuk Jeon; Michael B. Henry; Yejoong Kim; Inhee Lee 001; Zhengya Zhang; David T. Blaauw; Dennis Sylvester (IEEE J. Solid State Circuits, 2014)

An ultra-low-power biomedical chip for injectable pressure monitor. - Inhee Lee 001; Wanyeong Jung; Hyunsoo Ha; Seokhyeon Jeong; Yejoong Kim; Gyouho Kim; Zhiyoong Foo; Jae-Yoon Sim; Dennis Sylvester; David T. Blaauw (BioCAS, 2015)

8.2 Batteryless Sub-nW Cortex-M0+ processor with dynamic leakage-suppression logic. - Wootaek Lim; Inhee Lee 001; Dennis Sylvester; David T. Blaauw (ISSCC, 2015)

A fully-integrated 40-phase flying-capacitance-dithered switched-capacitor voltage regulator with 6mV output ripple. - Suyoung Bang; Jae-sun Seo; Inhee Lee 001; Seokhyeon Jeong; Nathaniel Ross Pinckney; David T. Blaauw; Dennis Sylvester; Leland Chang (VLSIC, 2015)

An Injectable 64 nW ECG Mixed-Signal SoC in 65 nm for Arrhythmia Monitoring. - Yen-Po Chen; Dongsuk Jeon; Yoonmyung Lee; Yejoong Kim; Zhiyoong Foo; Inhee Lee 001; Nicholas B. Langhals; Grant H. Kruger; Hakan Oral; Omer Berenfeld; Zhengya Zhang; David T. Blaauw; et al. (IEEE J. Solid State Circuits, 2015)

A 5.8 nW CMOS Wake-Up Timer for Ultra-Low-Power Wireless Applications. - Seokhyeon Jeong; Inhee Lee 001; David T. Blaauw; Dennis Sylvester (IEEE J. Solid State Circuits, 2015)

A 2 mW, 50 dB DR, 10 MHz BW 5 × Interleaved Bandpass Delta-Sigma Modulator at 50 MHz IF. - Inhee Lee 001; Gunhee Han; Youngcheol Chae (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)

System-On-Mud: Ultra-Low Power Oceanic Sensing Platform Powered by Small-Scale Benthic Microbial Fuel Cells. - Inhee Lee 001; Gyouho Kim; Suyoung Bang; Adriane Wolfe; Richard Bell; Seokhyeon Jeong; Yejoong Kim; Jeffrey Kagan; Meriah Arias-Thode; Bart Chadwick; Dennis Sylvester; David T. Blaauw; et al. (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)

21.4 A >78%-efficient light harvester over 100-to-100klux with reconfigurable PV-cell network and MPPT circuit. - Inhee Lee 001; Wootaek Lim; Alan Teran; Jamie Phillips; Dennis Sylvester; David T. Blaauw (ISSCC, 2016)

Millimeter-scale computing platform for next generation of Internet of Things. - Tae-Kwang Jang; Myungjoon Choi; Yao Shi 001; Inhee Lee 001; Dennis Sylvester; David T. Blaauw (IEEE RFID, 2016)

A 380pW dual mode optical wake-up receiver with ambient noise cancellation. - Wootaek Lim; Tae-Kwang Jang; Inhee Lee 001; Hun-Seok Kim; Dennis Sylvester; David T. Blaauw (VLSI Circuits, 2016)

A 66pW discontinuous switch-capacitor energy harvester for self-sustaining sensor applications. - Xiao Wu 002; Yao Shi 001; Supreet Jeloka; Kaiyuan Yang 001; Inhee Lee 001; Dennis Sylvester; David T. Blaauw (VLSI Circuits, 2016)

Battery Voltage Supervisors for Miniature IoT Systems. - Inhee Lee 001; Yoonmyung Lee; Dennis Sylvester; David T. Blaauw (IEEE J. Solid State Circuits, 2016)

A Constant Energy-Per-Cycle Ring Oscillator Over a Wide Frequency Range for Wireless Sensor Nodes. - Inhee Lee 001; Dennis Sylvester; David T. Blaauw (IEEE J. Solid State Circuits, 2016)

Subthreshold voltage reference with nwell/psub diode leakage compensation for low-power high-temperature systems. - Inhee Lee 001; Dennis Sylvester; David T. Blaauw (A-SSCC, 2017)

A 1.02nW PMOS-only, trim-free current reference with 282ppm/°C from -40°C to 120°C and 1.6% within-wafer inaccuracy. - Qing Dong 001; Inhee Lee 001; Kaiyuan Yang 001; David T. Blaauw; Dennis Sylvester (ESSCIRC, 2017)

11.2 A 1Mb embedded NOR flash memory with 39µW program power for mm-scale high-temperature sensor nodes. - Qing Dong 001; Yejoong Kim; Inhee Lee 001; Myungjoon Choi; Ziyun Li; Jingcheng Wang; Kaiyuan Yang 001; Yen-Po Chen; Junjie Dong; Minchang Cho; Gyouho Kim; Wei-Keng Chang; et al. (ISSCC, 2017)

A Subthreshold Voltage Reference With Scalable Output Voltage for Low-Power IoT Systems. - Inhee Lee 001; Dennis Sylvester; David T. Blaauw (IEEE J. Solid State Circuits, 2017)

A 20-pW Discontinuous Switched-Capacitor Energy Harvester for Smart Sensor Applications. - Xiao Wu 002; Yao Shi 001; Supreet Jeloka; Kaiyuan Yang 001; Inhee Lee 001; Yoonmyung Lee; Dennis Sylvester; David T. Blaauw (IEEE J. Solid State Circuits, 2017)

Autonomous Microsystems for Downhole Applications: Design Challenges, Current State, and Initial Test Results. - Myungjoon Choi; Yuefei Sui; Inhee Lee 001; Ryan Meredith; Yushu Ma; Gyouho Kim; David T. Blaauw; Yogesh B. Gianchandani; Tao Li 049 (Sensors, 2017)

A 0.04MM316NW Wireless and Batteryless Sensor System with Integrated Cortex-M0+ Processor and Optical Communication for Cellular Temperature Measurement. - Xiao Wu 002; Inhee Lee 001; Qing Dong 001; Kaiyuan Yang 001; Dongkwun Kim; Jingcheng Wang; Yimai Peng; Yiqun Zhang 002; Mehdi Saligane; Makoto Yasuda; Kazuyuki Kumeno; Fumitaka Ohno; et al. (VLSI Circuits, 2018)

A 179-Lux Energy-Autonomous Fully-Encapsulated 17-mm3 Sensor Node with Initial Charge Delay Circuit for Battery Protection. - Inhee Lee 001; Gyouho Kim; Eunseong Moon; Seokhyeon Jeong; Dongkwun Kim; Jamie Phillips; David T. Blaauw (VLSI Circuits, 2018)

Bioelectronic Interface between Biomolecular Logic Systems and Microelectronics. - Maria Gamella; Inhee Lee 001; Nataliia Guz; David T. Blaauw; Evgeny Katz (Int. J. Unconv. Comput., 2018)

An Adiabatic Sense and Set Rectifier for Improved Maximum-Power-Point Tracking in Piezoelectric Harvesting with 541% Energy Extraction Gain. - Yimai Peng; Kyojin David Choo; Sechang Oh 001; Inhee Lee 001; Tae-Kwang Jang; Yejoong Kim; Jongyup Lim; David T. Blaauw; Dennis Sylvester (ISSCC, 2019)

A 1.74.12 mm3 Fully Integrated pH Sensor for Implantable Applications using Differential Sensing and Drift-Compensation. - Taewook Kang; Inhee Lee 001; Sechang Oh 001; Tae-Kwang Jang; Yejoong Kim; Hyochan Ahn; Gyouho Kim; Se-Un Shin; Seokhyeon Jeong; Dennis Sylvester; David T. Blaauw (VLSI Circuits, 2019)

A 31 pW-to-113 nW Hybrid BJT and CMOS Voltage Reference with 3.6% ±3σ-inaccuracy from 0○C to 170 ○C for Low-Power High-Temperature IoT Systems. - Inhee Lee 001; David T. Blaauw (VLSI Circuits, 2019)

A 10mm3 Light-Dose Sensing IoT2 System With 35-To-339nW 10-To-300klx Light-Dose-To-Digital Converter. - Inhee Lee 001; Eunseong Moon; Yejoong Kim; Jamie Phillips; David T. Blaauw (VLSI Circuits, 2019)

Migrating Monarch Butterfly Localization Using Multi-Sensor Fusion Neural Networks. - Mingyu Yang; Roger Hsiao; Gordy Carichner; Katherine Ernst; Jaechan Lim; Delbert A. Green II; Inhee Lee 001; David T. Blaauw; Hun-Seok Kim (CoRR, 2019)

An Efficient Piezoelectric Energy Harvesting Interface Circuit Using a Sense-and-Set Rectifier. - Yimai Peng; Kyojin David Choo; Sechang Oh 001; Inhee Lee 001; Tae-Kwang Jang; Yejoong Kim; Jongyup Lim; David T. Blaauw; Dennis Sylvester (IEEE J. Solid State Circuits, 2019)

Migrating Monarch Butterfly Localization Using Multi-Modal Sensor Fusion Neural Networks. - Mingyu Yang; Roger Hsiao; Gordy Carichner; Katherine Ernst; Jaechan Lim; Delbert A. Green II; Inhee Lee 001; David T. Blaauw; Hun-Seok Kim (EUSIPCO, 2020)

26.9 A 0.19×0.17mm2 Wireless Neural Recording IC for Motor Prediction with Near-Infrared-Based Power and Data Telemetry. - Jongyup Lim; Eunseong Moon; Michael Barrow; Samuel R. Nason; Paras R. Patel; Parag G. Patil; Sechang Oh 001; Inhee Lee 001; Hun-Seok Kim; Dennis Sylvester; David T. Blaauw; Cynthia A. Chestek; et al. (ISSCC, 2020)

A Millimeter-Scale Computing System with Adaptive Dynamic Load Power Tracking. - Seokhyeon Jeong; Yejoong Kim; Yuyang Li 001; Inhee Lee 001 (A-SSCC, 2021)

An 111pW Voltage Reference with a Diode-Leakage-Decoupling Replica for High-Temperature Miniature IoT Systems. - Yuyang Li 001; Inhee Lee 001 (CICC, 2021)

A Stacked-Photovoltaic-Cell Energy Harvester with >81% Indoor Light Harvesting Efficiency for Millimeter-Scale Energy-Autonomous Sensor Nodes. - Yuyang Li 001; Eunseong Moon; Jamie Phillips; Inhee Lee 001 (ESSCIRC, 2021)

An Energy Autonomous Light Intensity Sensor for Monarch Butterfly Migration Tracking. - Yuyang Li 001; Yejoong Kim; Eunseong Moon; Yuxin Gao; Jamie Phillips; Inhee Lee 001 (ESSDERC, 2021)

Developing a Miniature Energy-Harvesting-Powered Edge Device with Multi-Exit Neural Network. - Yuyang Li 001; Yawen Wu; Xincheng Zhang; Ehab A. Hamed; Jingtong Hu; Inhee Lee 001 (ISCAS, 2021)

A 36pW CMOS Voltage Reference With Independent TC and Output Level Calibration for Miniature Low-Power Systems. - Yuyang Li 001; Inhee Lee 001 (ISCAS, 2022)

A 156pW Gate-Leakage Based Voltage/Current Reference for Low-Power IoT Systems. - Abhishek Pullela; Ashfakh Ali; Arpan Jain; Inhee Lee 001; Zia Abbas (ISCAS, 2022)

A 0.033-mm2 21.5-aF to 114.9-aF Resolution Continuous-Time Δ Σ Capacitance-to-Digital Converter Achieving Parasitic Capacitance Immunity Up to 480 pF. - Hyeyeon Lee; Changuk Lee; Inhee Lee 001; Youngcheol Chae (IEEE J. Solid State Circuits, 2022)

Tracking the Migration of the Monarch Butterflies with the World's Smallest Computer. - Inhee Lee 001; Roger Hsiao; Gordy Carichner; Chin-Wei Hsu; Mingyu Yang; Sara Shoouri; Katherine Ernst; Tess Carichner; Yuyang Li 001; Jaechan Lim; Cole R. Julick; Eunseong Moon; et al. (GetMobile Mob. Comput. Commun., 2022)

Energy-Aware Adaptive Multi-Exit Neural Network Inference Implementation for a Millimeter-Scale Sensing System. - Yuyang Li 001; Yawen Wu; Xincheng Zhang; Jingtong Hu; Inhee Lee 001 (IEEE Trans. Very Large Scale Integr. Syst., 2022)

A 23.9 µW 13.6-bit Period Modulation-Based Capacitance-to-Digital Converter with Dynamic Current Mirror Front-end Achieving Capacitor Range of 1 to 68 pF. - Hyeyeon Lee; Donguk Seo; Young-Jin Woo; Yoonmyung Lee; Inhee Lee 001; Youngcheol Chae (A-SSCC, 2023)

An 18.5nW, 62.9dB PSRR, Switched-Capacitor Bandgap Voltage Reference using Low Power Clock Generator Circuit for Biomedical Applications. - Samriddhi Agarwal; Shameer Basha Yerragudi; Naveen Dasari; Inhee Lee 001; Zia Abbas (ISCAS, 2023)

A 162nW, 0.845pJ/step Resistance-to-Digital Converter for Miniature Battery-Powered Sensing Systems. - Arnab Dey; Inhee Lee 001; Ashfakh Ali; Arpan Jain; Abhishek Pullela; Zia Abbas (ISCAS, 2023)

A 7 nW, 1 kHz, -40-170°C Relaxation Oscillator with Switch-Leakage Compensation for Low-Power High-Temperature IoT Systems. - Ashfakh Huluvallay; Abhishek Pullela; Ehab A. Hamed; Arpan Jain; Naveen Dasari; Zia Abbas; Inhee Lee 001 (ISCAS, 2023)

A 0.5V, pico-watt, 0.06%/V / 0.03%/V low supply sensitive current/voltage reference without using amplifiers and resistors. - Bhartipudi Sahishnavi; Sampath Kumar; Ashfakh Ali; Arnab Dey; Inhee Lee 001; Zia Abbas (ISCAS, 2023)

An RC Delay-Based Pressure-Sensing System With Energy-Efficient Bit-Level Oversampling Techniques for Implantable IOP Monitoring Systems. - Donguk Seo; Minsik Cho; Minhyeok Jeong; Gicheol Shin; Inhee Lee 001; David T. Blaauw; Yoonmyung Lee (IEEE J. Solid State Circuits, 2023)

A 5-mm2, 4.7-μW Convolutional Neural Network Layer Accelerator for Miniature Systems. - Yuyang Li 001; Yejoong Kim; Inhee Lee 001 (IEEE Trans. Very Large Scale Integr. Syst., 2023)

mSAIL: Milligram-Scale Multi-Modal Sensor Platform for Monarch Butterfly Migration Tracking. - Inhee Lee 001; Roger Hsiao; Gordy Carichner; Chin-Wei Hsu; Mingyu Yang; Sara Shoouri; Katherine Ernst; Tess Carichner; Yuyang Li 001; Jaechan Lim; Cole R. Julick; Eunseong Moon; et al. (Commun. ACM, 2024)

Dynamic Neural Fields Accelerator Design for a Millimeter-Scale Tracking System. - Yuyang Li 001; Vijay Shankaran Vivekanand; Rajkumar Kubendran; Inhee Lee 001 (IEEE Trans. Very Large Scale Integr. Syst., 2024)

A 3.47 NEF 175.2dB FOMs Direct Digitization Front-End Featuring Delta Amplification for Enhanced Dynamic Range and Energy Efficiency in Bio-Signal Acquisition. - Kyeongwon Jeong; Can Livanelioglu; Jiawei Liao; Inhee Lee 001; Taekwang Jang (ISSCC, 2025)

Low-Power Voltage Reference: Review & Progress. - Abhishek Pullela; Ashfakh Huluvallay; Arpan Jain; Zia Abbas; Inhee Lee 001 (VTS, 2025)

A Sub-1-V Capacitively-Biased Voltage Reference With an Auto-Zeroed Buffer and a TC of 18-ppm/°C. - Heungsik Eum; Kofi A. A. Makinwa; Inhee Lee 001; Youngcheol Chae (IEEE Trans. Circuits Syst. II Express Briefs, 2025)

A Picowatt CMOS Voltage Reference Using Independent TC and Output Level Calibrations. - Yuyang Li 001; Ryan Caginalp; Inhee Lee 001 (IEEE Trans. Very Large Scale Integr. Syst., 2025)

Low-Power Subthreshold Voltage References for High-Temperature Applications. - Youngwoo Ji; Yuyang Li 001; Inhee Lee 001 (IEEE Trans. Circuits Syst. I Regul. Pap., 2025)

Hybrid Timestamping Using Crystal and RC Oscillators for Shock-Resistant Precision. - Ehab A. Hamed; Gordy Carichner; Delbert A. Green II; Hun-Seok Kim; Inhee Lee 001 (IEEE Trans. Very Large Scale Integr. Syst., 2025)