Low energy multi-stage level converter for sub-threshold logic. - Hui Shao; Xing Li 004; Chi-Ying Tsui (IET Comput. Digit. Tech., 2011)

A 13.56MHz fully integrated 1X/2X active rectifier with compensated bias current for inductively powered devices. - Yan Lu 002; Xing Li 004; Wing-Hung Ki; Chi-Ying Tsui; C. Patrick Yue (ISSCC, 2013)

Energy Harvesting and Power Delivery for Implantable Medical Devices. - Chi-Ying Tsui; Xing Li 004; Wing-Hung Ki (Found. Trends Electron. Des. Autom., 2013)

An adaptive wireless powering and data telemetry system for optic nerve stimulation. - Xing Li 004; Yan Lu 002; Chi-Ying Tsui; Wing-Hung Ki (ISCAS, 2014)

A 13.56MHz wireless power transfer system with reconfigurable resonant regulating rectifier and wireless power control for implantable medical devices. - Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki (VLSIC, 2014)

A Novel Single-Inductor Dual-Input Dual-Output DC-DC Converter With PWM Control for Solar Energy Harvesting System. - Hui Shao; Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki (IEEE Trans. Very Large Scale Integr. Syst., 2014)

UHF energy harvesting system using reconfigurable rectifier for wireless sensor network. - Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki (ISCAS, 2015)

12.8 Wireless power transfer system using primary equalizer for coupling- and load-range extension in bio-implant applications. - Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki (ISSCC, 2015)

A 13.56 MHz Wireless Power Transfer System With Reconfigurable Resonant Regulating Rectifier and Wireless Power Control for Implantable Medical Devices. - Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki (IEEE J. Solid State Circuits, 2015)

Reconfigurable Resonant Regulating Rectifier With Primary Equalization for Extended Coupling- and Loading-Range in Bio-Implant Wireless Power Transfer. - Xing Li 004; Xiaodong Meng; Chi-Ying Tsui; Wing-Hung Ki (IEEE Trans. Biomed. Circuits Syst., 2015)

Power Management Analysis of Inductively-Powered Implants with 1X/2X Reconfigurable Rectifier. - Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)

An indoor solar energy harvesting system using dual mode SIDO converter with fully digital time-based MPPT. - Xiaodong Meng; Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki (ISCAS, 2016)

A WLAN 2.4-GHz RF energy harvesting system with reconfigurable rectifier for wireless sensor network. - Zizhen Zeng; Xing Li 004; Amine Bermak; Chi-Ying Tsui; Wing-Hung Ki (ISCAS, 2016)

Wireless Power Transfer System With ΣΔ-Modulated Transmission Power and Fast Load Response for Implantable Medical Devices. - Xing Li 004; Yin-Ping Li; Chi-Ying Tsui; Wing-Hung Ki (IEEE Trans. Circuits Syst. II Express Briefs, 2017)

An Indoor Solar Energy Harvester with Ultra-Low-Power Reconfigurable Power-On-Reset-Styled Voltage Detector. - Xiaodong Meng; Xing Li 004; Yuan Yao; Chi-Ying Tsui; Wing-Hung Ki (ISCAS, 2018)

A 2.2μW 600kHz Frequency-Locked Relaxation Oscillator with 0.046%/V Voltage and 48.69ppm/°C Temperature Stability for IoT Sensor Node Applications. - Xiaodong Meng; Xing Li 004; Xiaopeng Zhong; Yuan Yao; Chi-Ying Tsui; Wing-Hung Ki (VLSI Circuits, 2019)

Design of Sub-Gigahertz Reconfigurable RF Energy Harvester From -22 to 4 dBm With 99.8% Peak MPPT Power Efficiency. - Zizhen Zeng; Shanpu Shen; Xiaopeng Zhong; Xing Li 004; Chi-Ying Tsui; Amine Bermak; Ross D. Murch; Edgar Sánchez-Sinencio (IEEE J. Solid State Circuits, 2019)

A Primary Driver with Real-Time Resonance Tracking for Wireless-Powered Implantable Medical Devices. - Xiaodong Meng; Xing Li 004; Yuan Yao; Chi-Ying Tsui; Wing-Hung Ki (A-SSCC, 2023)

A Novel Digital-Controlled Current-Mode Single-Inductor-Multiple-Output Buck Converter With Individual Output Overload Protection. - Likai Pei; Xiaodong Meng; Xing Li 004 (IEEE Trans. Very Large Scale Integr. Syst., 2024)

A 13.56-MHz Primary Driver With Fractional Capacitance Auto-Tuning Loop for Wireless-Powered Implantable Medical Devices. - Xiaodong Meng; Xing Li 004; Chi-Ying Tsui; Wing-Hung Ki; Weiqiang Liu 001 (IEEE J. Solid State Circuits, 2024)