Integrated, High-Frequency DC-DC Converter Technologies Leading to Monolithic Power Conversion
Fred C. Lee , Qiang Li , Ashraf W. Lotfi
2012 7th International Conference on Integrated Power Electronics Systems (CIPS) 1 -8
2
2012
Low-Profile Magnetic Integration for High-Frequency Point-of-Load Converter
Qiang Li
Virginia Tech
6
2011
Phase Shading for Light Load Efficiency Improve in Three-Phase Resonant Converter with Integrated PCB Winding Magnetics
Fred C. Lee , Qiang Li , Bin Li
international conference on performance engineering
4
2019
GaN Based High-Density Unregulated 48 V to x V LLC Converters with ??? 98% Efficiency for Future Data Centers
David Reusch , Fred C. Lee , Mohamed H. Ahmed , Qiang Li
PCIM Europe 2019; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management 1 -8
2
2019
Load Detection and Power Flow Control Algorithm for an Omnidirectional Wireless Power Transfer System
Qiang Li , Junjie Feng , Fred Lee
IEEE Transactions on Industrial Electronics 1 -1
2021
Failure Mechanisms of Cascode GaN HEMTs Under Overvoltage and Surge Energy Events
Yuhao Zhang , Jingcun Liu , Joseph P. Kozak , Ruizhe Zhang
international reliability physics symposium 1 -7
11
2021
Analysis and Control of Critical Conduction Mode High-Frequency Single-Phase Transformerless PV Inverter
Qiang Li , Zhengrong Huang , Fred Lee , Gibong Son
IEEE Transactions on Power Electronics 1 -1
17
2021
High frequency high current point of load modules with integrated planar inductors
Wenli Zhang , Yipeng Su , David Gilham , Mingkai Mu
electronic components and technology conference 504 -511
2014
Common mode EMI reduction technique for interleaved MHz critical mode PFC converter with coupled inductor
Yuchen Yang , Mingkai Mu , Zhengyang Liu , Fred C. Lee
european conference on cognitive ergonomics 233 -239
35
2015
Microcontroller-based MHz totem-pole PFC with critical mode control
Zhengrong Huang , Zhengyang Liu , Qiang Li , Fred C. Lee
european conference on cognitive ergonomics 1 -8
51
2016
Novel Coupled-Inductor Multi-phase VRs
Ming Xu , Yucheng Ying , Qiang Li , Fred C. Lee
applied power electronics conference 113 -119
16
2007
Application of GaN Devices for 1 kW Server Power Supply with Integrated Magnetics
Fred C. Lee , Qiang Li , Zhengyang Liu , Yuchen Yang
CPSS Transactions on Power Electronics and Applications 1 ( 1) 3 -12
86
2016
High-Efficiency High-Power-Density LLC Converter With an Integrated Planar Matrix Transformer for High-Output Current Applications
Chao Fei , Fred C. Lee , Qiang Li
IEEE Transactions on Industrial Electronics 64 ( 11) 9072 -9082
318
2017
High-Efficiency High-Density Critical Mode Rectifier/Inverter for WBG-Device-Based On-Board Charger
Zhengyang Liu , Bin Li , Fred C. Lee , Qiang Li
IEEE Transactions on Industrial Electronics 64 ( 11) 9114 -9123
151
2017
48-V Voltage Regulator Module With PCB Winding Matrix Transformer for Future Data Centers
Mohamed H. Ahmed , Chao Fei , Fred C. Lee , Qiang Li
IEEE Transactions on Industrial Electronics 64 ( 12) 9302 -9310
142
2017
Shielding Technique for Planar Matrix Transformers to Suppress Common-Mode EMI Noise and Improve Efficiency
Chao Fei , Yuchen Yang , Qiang Li , Fred C. Lee
IEEE Transactions on Industrial Electronics 65 ( 2) 1263 -1272
96
2018
Design Optimization of Unregulated LLC Converter with Integrated Magnetics for Two-Stage 48V VRM
Mohamed H. Ahmed , Fred C. Lee , Qiang Li , Michael de Rooij
european conference on cognitive ergonomics
17
2019
Coil and Circuit Design of Omnidirectional Wireless Power Transfer System for Portable Device Application
Junjie Feng , Qiang Li , Fred C. Lee
european conference on cognitive ergonomics
17
2018
Applications of GaN power devices
Fred C. Lee , Qiang Li , Chao Fei , Yuchen Yang
Woodhead Publishing 301 -343
2019
A Gallium Nitride-Based Power Module for Totem-Pole Bridgeless Power Factor Correction Rectifier
Wenli Zhang , Zhengyang Liu , Fred Lee , Shuojie She
International Symposium on Microelectronics 2015 ( 1) 000324 -000329
1
2015