Hoi Lee
Orcid: 0000-0003-1945-6887
According to our database1,
Hoi Lee
authored at least 91 papers
between 2000 and 2023.
Collaborative distances:
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Bibliography
2023
A 40.68-MHz Active Rectifier With Cycle-Based On-/Off-Delay Compensation for High-Current Biomedical Implants.
IEEE J. Solid State Circuits, February, 2023
A 90%-Efficiency 40.68MHz Single-Stage Dual-Output Regulating Rectifier with ZVS and Synchronous PFM Control for Wireless Powering.
Proceedings of the IEEE International Solid- State Circuits Conference, 2023
2022
IEEE Trans. Circuits Syst. II Express Briefs, 2022
A Wide-Input-Range Low-Profile Adaptive Delay Compensated Hysteretic LED Driver With Enhanced Current Accuracy.
IEEE J. Solid State Circuits, 2022
A 48-80-V Input 2-MHz Adaptive ZVT-Assisted Bus Converter With Light-Load Efficiency Improvement.
IEEE J. Solid State Circuits, 2022
A 2.5-5MHz 87% Peak Efficiency 48V-to-1V Integrated Hybrid DC-DC Converter Adopting Ladder SC Network with Capacitor-Assisted Dual-Inductor Filtering.
Proceedings of the IEEE International Solid-State Circuits Conference, 2022
A 2-5MHz Multiple DC Output Hybrid Boost Converter with Scalable CR Boosting Scheme Achievi 1 ng 91% Efficie 1 ncy at a Conversion Ratio of 12.
Proceedings of the IEEE International Solid-State Circuits Conference, 2022
A 3<sup>rd</sup> Order CT-ΣΔ Modulator with a Hybrid Loop Filter Employing Passive and Continuous-Time Delay Based Integrators.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2022
A 200mA-Load 0.62fs-FOM Active-Capacitor-Assisted Dual-loop Output Capacitorless Low-Dropout Regulator in Standard 65nm CMOS.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2022
2021
A 0.65-mW-to-1-W Photovoltaic Energy Harvester With Irradiance-Aware Auto-Configurable Hybrid MPPT Achieving >95% MPPT Efficiency and 2.9-ms FOCV Transient Time.
IEEE J. Solid State Circuits, 2021
A 1.2-A Dual-Output SC DC-DC Regulator With Continuous Gate-Drive Modulation Achieving ≤0.01-mV/mA Cross Regulation.
IEEE J. Solid State Circuits, 2021
A 2-MHz 9-45-V Input High-Efficiency Three-Switch ZVS Step-Up/-Down Hybrid Converter.
IEEE J. Solid State Circuits, 2021
A 40.68MHz Active Rectifier with Cycle-Based On/Off-Delay Compensation for Biomedical Implants.
Proceedings of the 47th ESSCIRC 2021, 2021
A 5-100V Input Low-Profile Adaptive Delay Compensated Hysteretic LED Driver with Enhanced Current Accuracy.
Proceedings of the IEEE Custom Integrated Circuits Conference, 2021
A 87.2%-Efficiency 27.12MHz Current-Mode Wireless Power Receiver with Ramp-Assisted Energy Delivery Controller for Implantable Devices.
Proceedings of the IEEE Asian Solid-State Circuits Conference, 2021
2020
Introduction to the Special Issue on the 2020 IEEE International Solid-State Circuits Conference (ISSCC).
IEEE J. Solid State Circuits, 2020
11.4 A 48-to-80V Input 2MHz Adaptive ZVT-Assisted GaN-Based Bus Converter Achieving 14% Light-Load Efficiency Improvement.
Proceedings of the 2020 IEEE International Solid- State Circuits Conference, 2020
A 9 - 45V Input 2MHz 3-Switch ZVS Step-up / -down Hybrid Converter with 5x Volume Reduction.
Proceedings of the 2020 IEEE Custom Integrated Circuits Conference, 2020
2019
A High-Efficiency Low-Profile Zero-Voltage Transition Synchronous Non-Inverting Buck-Boost Converter With Auxiliary-Component Sharing.
IEEE Trans. Circuits Syst. I Regul. Pap., 2019
A Current-Density-Enhanced 12V-to-1.2V/10A, AOT-Controlled, 4-Phase Series-Capacitor Buck Converter with Embedded Current Balancing.
Proceedings of the 62nd IEEE International Midwest Symposium on Circuits and Systems, 2019
Ratio Extension Technique for Ladder-/ Dickson- Based Multiple-Output Switched-Capacitor DC-DC Converters.
Proceedings of the 62nd IEEE International Midwest Symposium on Circuits and Systems, 2019
2018
A Current-Accuracy-Enhanced Wide-Input-Range DC-DC LED Driver With Feedforward Synchronous Current Control.
IEEE Trans. Circuits Syst. I Regul. Pap., 2018
A 1-2-MHz 150-400-V GaN-Based Isolated DC-DC Bus Converter With Monolithic Slope-Sensing ZVS Detection.
IEEE J. Solid State Circuits, 2018
A 2MHz 150-to-400V input isolated DC-DC bus converter with monolithic slope-sensing ZVS detection achieving 13ns turn-on delay and 1.6W power saving.
Proceedings of the 2018 IEEE International Solid-State Circuits Conference, 2018
2017
22.5 A 93%-power-efficiency photovoltaic energy harvester with irradiance-aware auto-reconfigurable MPPT scheme achieving >95% MPPT efficiency across 650µW to 1W and 2.9ms FOCV MPPT transient time.
Proceedings of the 2017 IEEE International Solid-State Circuits Conference, 2017
Proceedings of the 2017 IEEE International Solid-State Circuits Conference, 2017
A 1.2A auto-configurable dual-output switched-capacitor DC-DC regulator with continuous gate-drive modulation achieving <0.01mV/mA cross regulation.
Proceedings of the 2017 IEEE Custom Integrated Circuits Conference, 2017
2016
An Auto-Reconfigurable 2×4× AC-DC Regulator for Wirelessly Powered Biomedical Implants With 28% Link Efficiency Enhancement.
IEEE Trans. Very Large Scale Integr. Syst., 2016
A 2 MHz 12-100 V 90% Efficiency Self-Balancing ZVS Reconfigurable Three-Level DC-DC Regulator With Constant-Frequency Adaptive-On-Time V<sup>2</sup> Control and Nanosecond-Scale ZVS Turn-On Delay.
IEEE J. Solid State Circuits, 2016
A 0.4W-to-21W Fast-Transient Global-Search-Algorithm Based Integrated Photovoltaic Energy Harvester With 99% GMPPT Efficiency and 94% Power Efficiency.
IEEE J. Solid State Circuits, 2016
A Wide-Input-Range Efficiency-Enhanced Synchronous Integrated LED Driver With Adaptive Resonant Timing Control.
IEEE J. Solid State Circuits, 2016
12.5 A 2MHz 12-to-100V 90%-efficiency self-balancing ZVS three-level DC-DC regulator with constant-frequency AOT V2 control and 5ns ZVS turn-on delay.
Proceedings of the 2016 IEEE International Solid-State Circuits Conference, 2016
2015
A Reconfigurable 2×2.5×3×4× SC DC-DC Regulator With Fixed On-Time Control for Transcutaneous Power Transmission.
IEEE Trans. Very Large Scale Integr. Syst., 2015
A 2-MHz 60-W Zero-Voltage-Switching Synchronous Noninverting Buck-Boost Converter With Reduced Component Values.
IEEE Trans. Circuits Syst. II Express Briefs, 2015
A 26 W 97%-Efficiency Fast-Settling Dimmable LED Driver With Dual-nMOS-Sensing Based Glitch-Tolerant Synchronous Current Control for High-Brightness Solid-State Lighting Applications.
IEEE J. Solid State Circuits, 2015
Design of On-Chip Gate Drivers With Power-Efficient High-Speed Level Shifting and Dynamic Timing Control for High-Voltage Synchronous Switching Power Converters.
IEEE J. Solid State Circuits, 2015
A Reconfigurable Dual-Output Switched-Capacitor DC-DC Regulator With Sub-Harmonic Adaptive-On-Time Control for Low-Power Applications.
IEEE J. Solid State Circuits, 2015
A 5-115V efficiency-enhanced synchronous LED driver with adaptive resonant timing control.
Proceedings of the 2015 IEEE Custom Integrated Circuits Conference, 2015
Proceedings of the 2015 IEEE Custom Integrated Circuits Conference, 2015
2014
Improvements in Light-Load Efficiency and Operation Frequency for Low-Voltage Current-Mode Integrated Boost Converters.
IEEE Trans. Circuits Syst. II Express Briefs, 2014
A 40 V 10 W 93%-Efficiency Current-Accuracy-Enhanced Dimmable LED Driver With Adaptive Timing Difference Compensation for Solid-State Lighting Applications.
IEEE J. Solid State Circuits, 2014
Building high-frequency high-voltage switching converters for renewable energy systems.
Proceedings of the IEEE 57th International Midwest Symposium on Circuits and Systems, 2014
A 140W 97%-efficiency 4MHz two-phase buck converter with quasi-square-wave ZVS scheme.
Proceedings of the IEEE 57th International Midwest Symposium on Circuits and Systems, 2014
23.6 A 43V 400mW-to-21W global-search-based photovoltaic energy harvester with 350μs transient time, 99.9% MPPT efficiency, and 94% power efficiency.
Proceedings of the 2014 IEEE International Conference on Solid-State Circuits Conference, 2014
2013
A 5-Gb/s Automatic Sub-Bit Between-Pair Skew Compensator for Parallel Data Communications in 0.13-µm CMOS.
IEEE Trans. Very Large Scale Integr. Syst., 2013
Gain-Enhanced Monolithic Charge Pump With Simultaneous Dynamic Gate and Substrate Control.
IEEE Trans. Very Large Scale Integr. Syst., 2013
A synchronous LED driver with dynamic level-shifting and simultaneous peak & valley current sensing for high-brightness lighting applications.
Proceedings of the IEEE 56th International Midwest Symposium on Circuits and Systems, 2013
A cross-regulation-free triple-output switched-capacitor DC-DC regulator for energy-harvesting applications.
Proceedings of the IEEE 56th International Midwest Symposium on Circuits and Systems, 2013
An auto-reconfigurable dual-output SC DC-DC regulator with sub-harmonic fixed on-time control for energy-harvesting applications.
Proceedings of the 2013 IEEE International Symposium on Circuits and Systems (ISCAS2013), 2013
A 40V 10W 93%-efficiency current-accuracy-enhanced dimmable LED driver with adaptive timing difference compensation for solid-state lighting applications.
Proceedings of the IEEE 2013 Custom Integrated Circuits Conference, 2013
A 100V gate driver with sub-nanosecond-delay capacitive-coupled level shifting and dynamic timing control for ZVS-based synchronous power converters.
Proceedings of the IEEE 2013 Custom Integrated Circuits Conference, 2013
2012
Ground Switching Load Modulation With Ground Isolation for Passive HF RFID Transponders.
IEEE Trans. Very Large Scale Integr. Syst., 2012
A high-efficiency auto-reconfigurable SITIDO boost/buck regulator with input power conditioning for energy-harvesting applications.
Proceedings of the 55th IEEE International Midwest Symposium on Circuits and Systems, 2012
An event-driven ultra-low-current battery management system with reconfigurable linear regulator for multi-cell battery applications.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012
2011
Dual Active-Capacitive-Feedback Compensation for Low-Power Large-Capacitive-Load Three-Stage Amplifiers.
IEEE J. Solid State Circuits, 2011
A 5-MHz 91% Peak-Power-Efficiency Buck Regulator With Auto-Selectable Peak- and Valley-Current Control.
IEEE J. Solid State Circuits, 2011
Biomed. Signal Process. Control., 2011
A reconfigurable 2× / 2.5× / 3× / 4× SC DC-DC regulator for enhancing area and power efficiencies in transcutaneous power transmission.
Proceedings of the 2011 IEEE Custom Integrated Circuits Conference, 2011
2010
IEEE Trans. Circuits Syst. II Express Briefs, 2010
An Efficiency-Enhanced DCM Buck Regulator With Improved Switching Timing of Power Transistors.
IEEE Trans. Circuits Syst. II Express Briefs, 2010
An Integrated Speed- and Accuracy-Enhanced CMOS Current Sensor With Dynamically Biased Shunt Feedback for Current-Mode Buck Regulators.
IEEE Trans. Circuits Syst. I Regul. Pap., 2010
A Compact Fully-Integrated Extremum-Selector-Based Soft-Start Circuit for Voltage Regulators in Bulk CMOS Technologies.
IEEE Trans. Circuits Syst. II Express Briefs, 2010
An Efficiency-Enhanced Auto-Reconfigurable 2 ˟ /3 ˟ SC Charge Pump for Transcutaneous Power Transmission.
IEEE J. Solid State Circuits, 2010
A current-limiter-based soft-start scheme for linear and low-dropout voltage regulators.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010
A 5-MHz 91% peak-power-efficiency buck regulator with auto-selectable peak- and valley-current control.
Proceedings of the IEEE Custom Integrated Circuits Conference, 2010
2009
Single-Capacitor Active-Feedback Compensation for Small-Capacitive-Load Three-Stage Amplifiers.
IEEE Trans. Circuits Syst. II Express Briefs, 2009
IEEE Trans. Circuits Syst. II Express Briefs, 2009
An Efficiency-Enhanced CMOS Rectifier With Unbalanced-Biased Comparators for Transcutaneous-Powered High-Current Implants.
IEEE J. Solid State Circuits, 2009
A low-voltage low-power comparator With current-controlled dynamically-biased preamplifiers For DCM buck regulators.
Proceedings of the 16th IEEE International Conference on Electronics, 2009
An efficiency-enhanced auto-reconfigurable 2x/3x SC charge pump for transcutaneous power transmission.
Proceedings of the IEEE Custom Integrated Circuits Conference, 2009
2008
A 2.5MHz, 97%-accuracy on-chip current sensor with dynamically-biased shunt feedback for current-mode switching DC-DC converters.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008
A 9-Bit configurable current source with enhanced output resistance for cochlear stimulators.
Proceedings of the IEEE 2008 Custom Integrated Circuits Conference, 2008
2007
An SC Voltage Doubler with Pseudo-Continuous Output Regulation Using a Three-Stage Switchable Opamp.
IEEE J. Solid State Circuits, 2007
A Transient-Enhanced Low-Quiescent Current Low-Dropout Regulator With Buffer Impedance Attenuation.
IEEE J. Solid State Circuits, 2007
Dual Active-Capacitive-Feedback Compensation for Area-Efficient Three-Stage Amplifiers.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007
An Efficiency-Enhanced Integrated CMOS Rectifier with Comparator-Controlled Switches for Transcutaneous Powered Implants.
Proceedings of the IEEE 2007 Custom Integrated Circuits Conference, 2007
2006
A 2.5- to 3.5-Gb/s Adaptive FIR Equalizer With Continuous-Time Wide-Bandwidth Delay Line in 0.25-$muhbox m$CMOS.
IEEE J. Solid State Circuits, 2006
A low-power active substrate-noise decoupling circuit with feedforward compensation for mixed-signal SoCs.
Proceedings of the 2006 International Symposium on Low Power Electronics and Design, 2006
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006
A Transient-Enhanced 20μA-Quiescent 200mA-Load Low-Dropout Regulator With Buffer Impedance Attenuation.
Proceedings of the IEEE 2006 Custom Integrated Circuits Conference, 2006
2005
Design of low-power analog drivers based on slew-rate enhancement circuits for CMOS low-dropout regulators.
IEEE Trans. Circuits Syst. II Express Briefs, 2005
Switching noise and shoot-through current reduction techniques for switched-capacitor voltage doubler.
IEEE J. Solid State Circuits, 2005
Proceedings of the 31st European Solid-State Circuits Conference, 2005
A continuous-time adaptive FIR equalizer with LNV-AIL delay line for 2.5Gb/s data communication.
Proceedings of the IEEE 2005 Custom Integrated Circuits Conference, 2005
2004
Advances in active-feedback frequency compensation with power optimization and transient improvement.
IEEE Trans. Circuits Syst. I Regul. Pap., 2004
2003
Active-feedback frequency-compensation technique for low-power multistage amplifiers.
IEEE J. Solid State Circuits, 2003
A dual-path bandwidth extension amplifier topology with dual-loop parallel compensation.
IEEE J. Solid State Circuits, 2003
Proceedings of the IEEE Custom Integrated Circuits Conference, 2003
2002
Proceedings of the IEEE 2002 Custom Integrated Circuits Conference, 2002
2001
A CMOS current-mirror amplifier with compact slew rate enhancement circuit for large capacitive load applications.
Proceedings of the 2001 International Symposium on Circuits and Systems, 2001
2000
A novel voltage-control scheme for low-voltage DC-DC converters with fast transient recovery.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000