Chapter 1: AC/DC Converters Chapter 2: DC/DC Converters

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Table of Contents

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Chapter 1: AC/DC Converters

Chapter 2: DC/DC Converters

Chapter 3: Modeling and Control of Resonant Converters

Chapter 4: EMI

Chapter 5: High Power Converter and Applications

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Chapter 1. AC/DC Converters

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For Computing and Telecommunication Applications

1 Light Load Efficiency Improvement for Multi-channel PFCChuanyun Wang, Ming Xu, Fred C. Lee, and Zheng Luo. IEEE Power Electronics Specialists Conference (PESC), Jun 15-19, 2008, Rhodes, pp. 4080-4085.

2 Power Architecture Design with Improved SystemEfficiency, EMI and Power Density

Qian Li, Fred C. Lee, Ming Xu, and Chuanyun Wang. IEEE Energy Conversion Congress and Exposition (ECCE), September 20-24, 2009, San Jose, CA, pp. 3755-3760.

3 Light Load Efficiency Improvement for PFC

4 Multi-phase Adaptive on-time PFC for Better Light LoadEfficiency and EMI Performance

Fred C. Lee, Shuo Wang, Pengju Kong, Chuanyun Wang, and Dianbo Fu. IEEE Power Electronics Specialists Conference (PESC), Jun 15-19, 2008, Rhodes, pp. 4131-4137.

Qian Li, and Fred C. Lee. IEEE Applied Power Electronics Conference and Exposition (APEC), March 6-11, 2011, Fort Worth, TX, pp. 529-534.

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5 Design and Evaluation of GaN-Based Dual-PhaseInterleaved MHz Critical Mode PFC ConverterZhengyang Liu, Xiucheng Huang, Mingkai Mu, Yuchen Yang, Fred C. Lee, QiangLi, IEEE Energy Conversion Congress and Exposition (ECCE), September 14-18, 2014, Pittsburgh, PA, pp. 611 – 616.

6 Design of GaN-based MHz Totem-pole PFC Rectifier

Mingkai Mu, Fred C. Lee, IEEE Electronics and Application Conference and Exposition (PEAC), November 5-8, 2014, Shanghai , China, pp. 1363 – 1368.

7 Comparison and Optimization of High Frequency Inductorsfor Critical Model GaN Converter Operating at 1MHz

8 Operation Analysis of Digital Control based MHz Totem-pole PFC with GaN Device

Zhengyang Liu, Fred C. Lee, Qiang Li, Yuchen Yang, IEEE Energy Conversion Congress & Exposition (ECCE), September 20-24, 2015, Montreal, Canada, pp.682-688.

Zhengyang Liu, Zhengrong Huang, Fred C. Lee, Qiang Li, and Yuchen Yang, , 3rd IEEE Workshop on Wide Bandgap Power Devices and Applications (WiPDA), Nov. 2–4, 2015, Blacksburg, VA, pp.281-286.

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9 Digital-Based Interleaving Control for GaN-Based MHzCRM Totem-Pole PFCZhengyang Liu, Zhengrong Huang, Fred C. Lee, Qiang Li, IEEE Applied Power Electronics Conference and Exposition (APEC), March 20-24, 2016, Long Beach, CA ,pp.1847-1852

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For Lighting and Adapter Applications

10 Thermal Modeling and Management of the Integrated HIDBallastY. Jiang, S. Wang, and F. C. Lee, Energy Conversion Congress and Exposition (ECCE), September 10-16, 2010, Atlanta, GA, pp. 3009-3013.

11 Optimal Trajectory Control of LLC Resonant Converters forLED PWM Dimming

Haoran Wu, Shu (Alex) Ji, Fred C. Lee, Xinke Wu, IEEE Energy Conversion Congress & Exposition (ECCE), September 17-22, 2011, Phoenix, Arizona, pp. 2568 – 2575.

12 Multi-Channel Constant Current (MC3) LED Driver

13 Multichannel LED Driver with CLL Resonant Converter

Weiyi Feng, Fred C. Lee, Paolo Mattavelli, IEEE Transactions on Power Electronics, Vol. 29, No. 2, February 2014, pp. 979-987.

Xuebing Chen, Daocheng Huang, Qiang Li, Fred C. Lee, IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 3, No. 3, September 2015, pp. 589-598.

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For Lighting and Adapter Applications

14 Design Consideration of MHz Active Clamp FlybackConverter with GaN Devices for Low Power AdapterApplicationXiucheng Huang, Junjie Feng, Weijing Du, Fred C. Lee, and Qiang Li, 2016 APEC, March 20-24, 2016, Long Beach, CA, pp.2334-2341.

15 A Novel AC-to-DC Adaptor with Ultra-High Power Densityand EfficiencyYan-Cun Li, Fred C. Lee, Qiang Li, Xiucheng Huang, Zhengyang Liu, 2016 APEC, March 20-24, 2016, Long Beach, CA, pp. 1853-1860.

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Chapter 2. DC/DC Converters

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1 Novel Multi-Element Resonant Converters for Front-EndDC/DC ConvertersDianbo Fu, Fred C. Lee, Ya Liu, and Ming Xu. IEEE Power Electronics Specialists Conference (PESC), June 15–19, 2008, Rhodes, Greece, pp. 250-256.

2 A Novel High-Power-Density Three-level LCC ResonantConverter with Constant-Power-Factor-Control forCharging Applications

Daocheng Huang, Dianbo Fu, and Fred C. Lee. IEEE Energy Conversion Congress and Exposition (ECCE), September 20–24, 2009, San Jose, CA, pp. 804-809.

3 High Switching Frequency, High Efficiency CLL ResonantConverter with Synchronous Rectifier

4 Investigation on Transformer Design of High FrequencyHigh Efficiency DC-DC Converters

Dianbo Fu, Fred C. Lee, Yang Qiu, and Fred Wang. IEEE Transactions on Power Electronics, vol. 23, no. 5, September 2008, pp. 2411-2420.

Dianbo Fu, Fred C. Lee, and Shuo Wang. IEEE Applied Power Electronics Conference and Exposition (APEC), February 21–25, 2010, Palm Springs, CA, pp. 940-947.

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5 Classification and Selection Methodology for Multi-Element Resonant ConvertersDaocheng Huang, Fred C. Lee, and Dianbo Fu. IEEE Applied Power Electronics Conference and Exposition (APEC), March 06–11, 2011, Fort Worth, TX, pp. 558-565.

6 High Power Density High Efficiency DC/DC Converter

Daocheng Huang, Pengju Kong, Fred C. Lee, and Dianbo Fu. IEEE Energy Conversion Congress and Exposition (ECCE), September 17–22, 2011, Phoenix, AZ, pp. 3808-3815.

7 A Novel Integrated Multi-Elements Resonant Converter

8 High-Frequency High-Efficiency CLL Resonant Converterswith Synchronous Rectifiers

Daocheng Huang, David Gilham, Weiyi Feng, Pengju Kong, Dianbo Fu, and Fred C. Lee. IEEE Energy Conversion Congress and Exposition (ECCE), September 17–22, 2011, Phoenix, AZ, pp. 1392-1399.

Daocheng Huang, Dianbo Fu, Fred C. Lee, and Pengju Kong. IEEE Transactions on Industrial Electronics, vol. 58, no. 8, August 2011, pp. 3461-3470.

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9 Novel Non-Isolated LLC Resonant Converters NovelDaocheng Huang, Xinke Wu, and Fred C. Lee. IEEE Applied Power Electronics Conference and Exposition (APEC), February 05–09, 2012, Orlando, FL, pp. 1373-1380.

10 LLC Resonant Converter with Matrix TransformerDaocheng Huang, Shu Ji, and Fred C. Lee, IEEE Transactions on Power Electronics, Vol. 29, No. 8, August 2014, pp. 4339- 4347.

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For PV and Battery Charger Applications

11 R-Based MPPT Method for Smart Converter PV SystemLi Jiang, Wei Zhang, Dong Dong, Igor Cvetkovic, Fred C. Lee, Paolo Mattavelli, Dushan Boroyevich, Pengju Kong, IEEE Applied Power Electronics Conference and Exposition (APEC), February 05–09, 2012, Orlando, FL, pp. 2072 - 2079

12 Analysis and Optimization of Module Integrated MPPTConverterFeng Wang, Xinke Wu, Fred C. Lee, Fang Zhuo, 15th European Conference on Power Electronics and Applications (EPE), September 02-06, 2013, Lille, France, pp. 1-7.

13 Analysis of Unified Output MPPT Control in Subpanel PVConverter SystemFeng Wang, Xinke Wu, Fred C. Lee, Zijian Wang, Pengju Kong, Fang Zhuo, IEEE Transactions on Power Electronics, Vol. 29, No. 3, March 2014, pp. 1275-1284.

14 Quantified Evaluation and Criteria Analysis for DMPPT PVSystemFeng Wang, Fred C. Lee, Xiaolong Yue, Fang Zhuo, 17th European Conference on Power Electronics and Applications (EPE'15 ECCE Europe), September 8-10, 2015, Geneva, Switzerland, pp.1-6.

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For PV and Battery Charger Applications

15 Multi-Phase Smart Converter for PV SystemZhongsheng Cao, Qiang Li, Fred C. Lee, IEEE Applied Power Electronics Conference and Exposition (APEC), March 15-19, 2015, Charlotte, NC, pp. 1736-1742.

16 High Frequency High Efficiency GaN-Based InterleavedCRM Bi-directional Buck/Boost Converter with InverseCoupled InductorXiucheng Huang, Fred C. Lee, Qiang Li, Weijing Du, IEEE Transactions on Power Electronics, Vol. 31, No. 6, June 2016, pp. 4343-4352.

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Chapter 3. Modeling and Control of Resonant Converters

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1 A Universal Adaptive Driving Scheme for SynchronousRectification in LLC Resonant ConvertersWeiyi Feng, Fred C. Lee, Paolo Mattavelli, and Daocheng Huang. IEEE Transactions on Power Electronics, vol. 27, no. 8, August 2012, pp. 3775-3781.

2 Optimal Trajectory Control of Burst Mode for LLCResonant Converter

Weiyi Feng, Fred C. Lee, and Paolo Mattavelli. IEEE Transactions on Power Electronics, vol. 28, no. 4, April 2013, pp. 1862-1869.

3 Pulsewidth Locked Loop (PWLL) for Automatic ResonantFrequency Tracking in LLC DC–DC Transformer (LLC-DCX)

4 Simplified Optimal Trajectory Control (SOTC) for LLCResonant Converters

Weiyi Feng, Fred C. Lee, and Paolo Mattavelli. IEEE Transactions on Power Electronics, vol. 28, no. 1, January 2013, pp. 457-466.

Weiyi Feng, Fred C. Lee, and Paolo Mattavelli. IEEE Transactions on Power Electronics, vol. 28, no. 5, May 2013, pp. 2415-2426.

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5 Optimal Trajectory Control of LLC Resonant Convertersfor Soft Start-UpWeiyi Feng, and Fred C. Lee. IEEE Transactions on Power Electronics, vol. 29, no. 3, March 2014, pp. 1461-1468.

6 State-Trajectory Control of LLC Converter Implemented byMicrocontroller

Chao Fei, Fred C. Lee, and Qiang Li. IEEE Applied Power Electronics Conference and Exposition (APEC), March 15-19, 2015, Charlotte, NC, pp. 609-615.

7 Soft Start-Up for High Frequency LLC Resonant Converterwith Optimal Trajectory Control

8 Light Load Efficiency Improvement for High FrequencyLLC Converters with Simplified Optimal Trajectory Control(SOTC)

Chao Fei, Weiyi Feng, Fred C. Lee, and Qiang Li. IEEE Applied Power Electronics Conference and Exposition (APEC), March 16-20, 2014, Fort Worth, TX, pp. 1045-1052.

Chao Fei, Fred C. Lee, and Qiang Li. IEEE Energy Conversion Congress and Exposition (ECCE), September 20-24, 2015, Montreal, Canada, pp. 1653-1659.

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9 Multi-Step Simplified Optimal Trajectory Control (SOTC)for Fast Transient Response of High Frequency LLCConvertersChao Fei, Fred C. Lee, and Qiang Li. IEEE Energy Conversion Congress and Exposition (ECCE), September 20-24, 2015, Montreal, Canada, pp. 2064-2071.

10 Digital Implementation of Adaptive Synchronous Rectifier(SR) Driving Scheme for LLC Resonant Converters

Shuilin Tian, Fred C. Lee, Qiang Li, IEEE Transactions on Power Electronics, vol.31, no.5, May 2015, pp. 3922-3931.

11 A Simplified Equivalent Circuit Model of Series ResonantConverter

12 Equivalent Circuit Modeling of LLC Resonant Converter

Chao Fei, Fred C. Lee, and Qiang Li. IEEE Applied Power Electronics Conference and Exposition (APEC), March 20-24, 2016, Long Beach, CA, pp. 322-328.

Shuilin Tian, Fred C. Lee, and Qiang Li. IEEE Applied Power Electronics Conference and Exposition (APEC), March 20-24, 2016, Long Beach, CA, pp. 1608-1615.

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Chapter 4. EMI

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1 Effects of Mutual Inductance Between Inductors andCapacitors on LC Filter PerformanceShuo Wang, Fred C. Lee, IEEE Power Electronics Specialists Conference (PESC),June 15-19, 2008, Rhodes, Greece, pp. 2615-2620.

2 A study of Integration of Parasitic Cancellation Techniquesfor EMI Filter Design with Discrete Components

Shuo Wang, Fred C. Lee, IEEE Transactions on Electromagnetic Compatibility, Vol. 52, No. 3, Auguest 2010, pp. 578-587.

3 Investigation of the Transformation Between Differential-Mode and Common-Mode Noises in an EMI Filter Due toUnbalance

4 Analysis and Applications of Parasitic CapacitanceCancellation Techniques for EMI Suppression

Shuo Wang, Fred C. Lee, J. Daan van Wyk, IEEE Transactions on Power Electronics,Vol. 23, No. 6, November 2008, pp. 3094-3102.

Shuo Wang, Fred C. Lee, IEEE Transactions on Industrial Electronics, Vol. 57, No. 9, September 2010, pp. 3109-3117.

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Chapter 4. EMI

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5 Characterization and Design of Three-Phase EMI NoiseSeparators for Three-Phase Power Electronics SystemsShuo Wang, Fang Luo, Fred C. Lee, IEEE Transactions on Power Electronics, Vol. 26, No. 9, September 2011, pp. 2426-2438.

6 Improving Balance Technique for High FrequencyCommon Mode Noise Reduction in Boost PFC Converters

Pengju Kong, Shuo Wang, Fred C. Lee, Chuanyun Wang, IEEE Transactions on Power Electronics, Vol. 23, No. 5, September 2008, pp. 2576-2584.

7 Common-Mode EMI Study and Reduction Technique forthe Interleaved Multichannel PFC Converter

8 Common Mode EMI Noise Characteristics of Low-PowerAC-DC Converters

Pengju Kong, Shuo Wang, Fred C. Lee, IEEE Power Electronics Specialists Conference (PESC), June 15-19, 2008, Rhodes, Greece, pp. 2941-2947.

Pengju Kong, Yan Jiang, Fred C. Lee, IEEE Transactions on Power Electronics,Vol. 27, No. 2, February 2012, pp. 731-738.

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Chapter 4. EMI

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9 DM EMI Noise Prediction for Constant On-Time, CriticalMode Power Factor Correction ConvertersZijian Wang, Shuo Wang, Pengju Kong, Fred C. Lee, IEEE Transactions on Power Electronics, Vol. 27, No. 7, July 2012, pp. 3150-3157.

10 Analysis and Filter Design of Differential Mode EMI Noisefor GaN-based Interleaved MHz Critical Mode PFCConverter

Yuchen Yang, Mingkai Mu, Zhengyang Liu, Fred C. Lee, Qiang Li, IEEE Energy Conversion Congress & Exposition (ECCE), September 20-24, 2015, Montreal, Canada, pp.233-239.

11 Common Mode EMI Reduction Technique for InterleavedMHz Critical Mode PFC Converter with Coupled Inductor

12 Analysis and Suppression of Conducted EMI Emissionsfor Front-End LLC Resonant DC-DC Converters

Yuchen Yang, Zhengyang Liu, Fred C. Lee, Qiang Li, IEEE Energy Conversion Congress and Exposition (ECCE), September 14-18, 2014, Pittsburgh, PA, pp. 4784 - 4789.

Dianbo Fu, Pengju Kong, Shuo Wang, Fred C. Lee, Ming Xu, IEEE Power Electronics Specialists Conference (PESC), June 15-19, 2008, Rhodes, Greece, pp. 1144-1150.

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Chapter 4. EMI

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13 Common Mode Noise Characteristics of ResonantConvertersPengju Kong, Daocheng Huang, Dianbo Fu, Fred C. Lee, IEEE Energy Conversion Congress and Exposition (ECCE), September 12-16, 2010, Atlanta, GA, pp. 1246-1251.

14 Transformer Structure and Its Effects on Common ModeEMI Noise in Isolated Power Converters

Pengju Kong, Shuo Wang, Fred C. Lee, Zijian Wang, IEEE Transactions on Power Electronics, Vol. 26, No. 5, May 2011, pp. 1522-1533.

15 Reducing Common-Mode EMI Noise in Two-SwitchForward Converter

16 Novel Techniques to Suppress the Common Mode EMINoise Caused by Transformer Parasitic Capacitances inDC-DC Converters

Pengju Kong, Fred C. Lee, IEEE Applied Power Electronics Conference and Exposition (APEC), February 21-25, 2010, Palm Springs, CA, pp. 1424-1429.

Dianbo Fu, Shuo Wang, Pengju Kong, Fred C. Lee, Daocheng Huang, IEEE Transactions on Industrial Electronics, Vol. 60, no. 11, November 2013, pp. 4968-4977.

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Chapter 4. EMI

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17 Transformer Shielding Technique for Common ModeNoise Reduction in Isolated ConvertersYuchen Yang, Daocheng Huang, Fred C. Lee, Qiang Li, IEEE Energy Conversion Congress and Exposition (ECCE), September 15-19, 2013, Denver, CO, pp. 4149-4153.

18 Analysis and Reduction of Common Mode EMI Noise forResonant Converters

Xiucheng Huang, Junjie Feng, Fred C. Lee, Qiang Li, and Yuchen Yang, IEEE Applied Power Electronics Conference and Exposition (APEC), March 20-24, 2016, Long Beach, CA, pp. 1534-1540.

19 Conducted EMI Analysis and Filter Design for MHz ActiveClamp Flyback Front-End Converter

Yuchen Yang, Daocheng Huang, Fred Lee, Qiang Li, IEEE Applied Power Electronics Conference and Exposition (APEC), March 16-20, 2014, Fort Worth, TX, pp. 566-571.

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Chapter 5. High Power Converter and Applications

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1 Switching Performance Optimization of a High Power HighFrequency 3-level Active Neutral Point Clamped PhaseLegYang Jiao, Sizhao Lu, Fred C. Lee, IEEE Transactions on Power Electronics, Vol. 29, No. 7, July 2014, pp. 3255-3266.

2 Space Vector Modulation for 3-level NPC Converter withNeutral Point Voltage Balancing and Switching LossReduction

Yang Jiao, Fred C. Lee, , IEEE Transactions on Power Electronics, Vol. 30, No. 9, September 2015, pp. 4659-4668.

3 LCL Filter Design and Inductor Current Ripple Analysis fora Three-Level NPC Grid Interface Converter

4 Modularized High Frequency High power 3-level NeutralPoint Clamped PEBB cell for Renewable Energy System

Yang Jiao, Fred C. Lee, Sizhao Lu IEEE Transactions on Power Electronics, Vol. 29, No. 10, October 2014, pp. 5579-5591.

Sizhao Lu, Yang Jiao, Mingkai Mu, Fred C. Lee, Zhengming Zhao, Liqiang Yuan, Ting Lu,IEEE Energy Conversion Congress and Exposition (ECCE), September 14-18, 2014, Pittsburgh, PA , pp. 2594 – 2599.

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5 Analysis and Design of Coupled Inductor for InterleavedMultiphase Three-level DC-DC ConvertersMingkai Mu, Fred C. Lee, Yang Jiao, and Sizhao Lu. IEEE Applied Power Electronics Conference and Exposition (APEC), March 15-19, 2015, Charlotte, NC, pp. 2999-3006.

6 Comparison and Selection of Magnetic Materials forCoupled Inductor used in Interleaved Three-level Multi-phase DC-DC Converters

Igor Cvetkovic, Dushan Boroyevich, Fred C. Lee, Paolo Mattavelli, Dong Dong, Li Jiang, Yue Chang, Grand Challenges in Modeling & Simulation (GCMS) 2010, July 11-14, 2010, Ottawa, Canada, pp. 337-343.

7 Future Home DC-based Renewable Energy NanoGridSystem

8 Non-Linear, Hybrid Terminal Behavioral Modeling of a DC-Based Nanogrid System

Mingkai Mu, Fred C. Lee, 2015 IEEE Energy Conversion Congress & Explo (ECCE), September 20-24, 2015, Montreal, Canada, pp. 3529 – 3534.

Igor Cvetkovic, Dushan Boroyevich, Paolo Mattavelli, Fred C. Lee, Dong Dong, Applied Power Electronics Conference and Exposition (APEC), March 6-10, 2011, Fort Worth, TX, pp. 1251 – 1258.

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9 Lithium-Based Energy Storage Management for DCDistributed Renewable Energy SystemWei Zhang, Dong Dong, Igor Cvetkovic, Fred C. Lee, Dushan Boroyevich, IEEE Energy Conversion Congress & Exposition (ECCE), September 17-22, 2011, Phoenix, Arizona, pp. 3270 – 3277.

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Chapter 1: AC/DC Converters Chapter 2: DC/DC Converters