YEAR 2024

• Chanh-Tin Truong, and Sung-Jin Choi. "Improved ZVS Criterion for Series Resonant Converters." IEEE Access (2024). READ MORE

• Phuong-Ha La, Nguyen-Anh Nguyen, and Sung-Jin Choi. "Average Model of Switched-Energy-Tank Battery Equalizer for Accelerated Performance Assessment." Energies 17.3 (2024): 631. READ MORE

• Tofopefun Nifise Olayiwola, Seung-Ho Hyun, and Sung-Jin Choi. "Photovoltaic Modeling: A Comprehensive Analysis of the I–V Characteristic Curve." Sustainability 16.1 (2024): 432. READ MORE

• Duong Tan-Quoc, and Sung-Jin Choi. "Moving Discretized Control Set Model Predictive Control with Dominant Parameter Identification Strategy for Dual Active Bridge Converters." Mathematics 12.4 (2024): 563. READ MORE

• Duong Tan-Quoc, Hoai-An Trinh, Kyoung-Kwan Ahn, and Sung-Jin Choi. "Adaptive Extended State Observer for the Dual Active Bridge Converters." Sensors 24, no. 8 (2024): 2397. READ MORE

• Nguyen Nguyen-Anh, Phuong-Ha La, and Sung-Jin Choi. "Novel High-Speed State-of-Charge Alignment Algorithm for EV Battery Maintenance." IEEE Transactions on Industrial Electronics (2024). READ MORE

YEAR 2023

• Thusitha Randima and Sung-Jin Choi, "Small-Signal Stability Analysis With Approximated PV Model for Solar Array Simulator," in IEEE Transactions on Power Electronics, vol. 38, no. 1, pp. 1190-1203, Jan. 2023, doi: 10.1109/TPEL.2022.3191672. READ MORE

• Tofopefun Nifise Olayiwola, and Sung-Jin Choi. "Superellipse model: An accurate and easy-to-fit empirical model for photovoltaic panels." Solar Energy 262 (2023): 111749. READ MORE

• Tae-Yeong Im, Nguyen-Anh Nguyen, Sung-Jin Choi. "Multiobjective design optimization of transformers for battery cell balancing converters considering bidirectional power flow." Journal of Power Electronics (2023): 1-10. READ MORE

• Seung-Ha Ryu, Chanh-Tin Truong, and Sung-Jin Choi. "Effective Scheme for Inductive Wireless Power Coil Design Using Scan-and-Zoom Optimization." Applied Sciences 13.16 (2023): 9299. READ MORE

• Hoai-An Trinh, Sung-Jin Choi, and Kyoung Kwan Ahn et al. "Robust Adaptive Control Strategy for a Bidirectional DC-DC Converter Based on Extremum Seeking and Sliding Mode Control." Sensors 23.1 (2023): 457. READ MORE

• Nhat Quang Doan, Sung-Jin Choi and Sungoh Kwon, et al. "Deep Reinforcement Learning-Based Battery Management Algorithm for Retired Electric Vehicle Batteries with a Heterogeneous State of Health in BESSs." Energies 17.1 (2023): 79. READ MORE

YEAR 2022

• Phuong-Ha La, and Sung-Jin Choi. "Direct Cell-to-Cell Equalizer for Series Battery String Using Switch-Matrix Single-Capacitor Equalizer and Optimal Pairing Algorithm." IEEE Transactions on Power Electronics 37.7 (2022): 8625-8639. READ MORE

• Nguyen-Anh Nguyen, Phuong-Ha La, and Sung-Jin Choi. "Coordinated operation algorithm of pack-chargers and cell-equalizers for SOC adjustment in second-life batteries." Journal of Power Electronics 22.1 (2022): 105-115. READ MORE

• Tan-Quoc Duong, and Sung-Jin Choi. "Deadbeat Control with Bivariate Online Parameter Identification for SPS-modulated DAB Converters." IEEE Access (2022). READ MORE

• Tan-Quoc Duong, and Sung-Jin Choi. "Sensor-Reduction Control for Dual Active Bridge Converter Under Dual-Phase-Shift Modulation." IEEE Access 10 (2022): 63020-63033. READ MORE

• Ngoc-Thao Pham, Phuong-Ha La and Sung-Jin Choi, 2022. Online cell-by-cell SOC/SOH estimation method for battery module employing extended Kalman filter algorithm with aging effect consideration. Journal of Power Electronics, pp.1-8. READ MORE

• Seung-Ha Ryu, Chanh-Tin Truong, and Sung-Jin Choi. "Coil Design Scheme using Single-Turn FEM Simulation for Efficiency Optimization of Inductive Power Transfer System." 전력전자학회논문지 27.6 (2022): 471-480. READ MORE

YEAR 2021

• Thusitha Randima Wellawatta, Young-Tae Seo, and Sung-Jin Choi. "Performance Comparison of Different Solar Array Simulator Control by Ellipse Approximation." The Transactions of the Korean Institute of Power Electronics 26, no. 1 (2021): 16-24. READ MORE

• Tan-Quoc Duong, and Sung-Jin Choi. "Parameter identification for dual-phase shift modulated DAB converters." Journal of Power Electronics 21.12 (2021): 1866-1877. READ MORE

• Chanh-Tin Truong, and Sung-Jin Choi. "Single-stage duty-controlled half-bridge inverter for compact capacitive power transfer system." IEEE Access 9 (2021): 119250-119261. READ MORE

• Yeong Woon Kim, Thusita Randima Wellawatta, Sung-Jin Choi, and Jun Choi. "LLC inverter design for driving surface DBD optimized for airborne bacteria inactivation." Journal of Power Electronics 21, no. 12 (2021): 1878-1887. READ MORE

YEAR 2020

• Chanh-Tin Truong, and Sung-Jin Choi. "Investigation of Scale Conversion for Inductive Power Transfer in Series-Series Configuration." Electronics 9.11 (2020): 1851. READ MORE

• Phuong-Ha La, and Sung-Jin Choi. "Novel Dynamic Resistance Equalizer for Parallel-Connected Battery Configurations." Energies 13.13 (2020): 3315. READ MORE

• Jun-Yong Eom, Sung-Jin Choi, and Hong-Hee Lee. "Improved Conditional Integrator Anti-Windup Method for Seamless Transfer of Bidirectional DC-DC Converter in Grid-Connected Battery Energy Storage System." The Transactions of the Korean Institute of Power Electronics 25.5 (2020): 333-342. READ MORE

• Thusitha Wellawatta, Young-Tae Seo, and Sung-Jin Choi. "Unified Controller for Solar Array Simulator." The Transactions of the Korean Institute of Power Electronics 25, no. 2 (2020): 118-126. READ MORE

YEAR 2019

• Chae-Ho Jeong, Hwi-Yeol Im, and Sung-Jin Choi. "A Novel Receiver Sensing Scheme for Capacitive Power Transfer System." The Transactions of the Korean Institute of Power Electronics 24.1 (2019): 62-65. READ MORE

• Hee-Su Choi, and Sung-Jin Choi. "Compact drive circuit for capacitive wireless power transfer system utilizing leakage-enhanced transformer." Journal of Electrical Engineering & Technology 14.1 (2019): 191-199. READ MORE

• Thusitha Randima Wellawatta, and Sung-Jin Choi. "Adaptive partial shading determinant algorithm for solar array systems." Journal of Power Electronics 19.6 (2019): 1566-1574. READ MORE

• Thusitha Randima Wellawatta, and Sung-Jin Choi. “Regulated Incremental Conductance (r-INC) MPPT Algorithm for Photovoltaic Systems.” Journal of Power Electronics, vol. 19, no. 6, 전력전자학회, Nov. 2019, pp. 1544–1553, doi:10.6113/JPE.2019.19.6.1544. READ MORE

• Chae-Ho Jeong, and Sung-Jin Choi. “Graphical Design Plane Analysis for Series-Compensated Resonant Energy Links of Inductive Wireless Power Transfer Systems.” Journal of Power Electronics, vol. 19, no. 6, 전력전자학회, Nov. 2019, pp. 1440–1448, doi:10.6113/JPE.2019.19.6.1440. READ MORE

YEAR 2018

• Young-Tae Seo, Thusitha Wellawatta, Sung-Jin Choi, "Design and Analysis of 3-Section Hybrid Control Method for Solar Array Simulator," THE TRANSACTIONS OF KOREAN INSTITUTE OF POWER ELECTRONICS 23(1), 2018.2, 47-58. READ MORE

YEAR 2017

• Hee-Su Choi, Chae-Ho Jeong, and Sung-Jin Choi. "Optimal Design of Volume Reduction for Capacitive-coupled Wireless Power Transfer System using Leakage-enhanced Transformer." The Transactions of the Korean Institute of Power Electronics 22.6 (2017): 469-475. READ MORE

• Jun-Young Park, and Sung-Jin Choi. "A novel simulation model for PV panels based on datasheet parameter tuning." Solar Energy 145 (2017): 90-98. READ MORE

• Hee-Su Choi, Chae-Ho Jeong, and Sung-Jin Choi. "Optimal Design of Volume Reduction for Capacitive-coupled Wireless Power Transfer System using Leakage-enhanced Transformer." The Transactions of the Korean Institute of Power Electronics 22.6 (2017): 469-475. READ MORE

• Sung-Jin Choi,"Thermal Modeling of Power Device and LTSPICE SOAtherm Utilization Technique. Journal of Power Electronics, 22(3), 29-33. READ MORE

• Jun-Kyu Park, Thusitha Randima Wellawatta, Sung-Jin Choi, and Jin Hur. "Mitigation method of the shaft voltage according to parasitic capacitance of the PMSM." IEEE Transactions on Industry Applications 53, no. 5 (2017): 4441-4449. READ MORE

YEAR 2016

• Sung-Jin Choi, “Design Guidelines for a Capacitive Wireless Power Transfer System with Input/Output Matching Transformers,” Journal of Electrical Engineering and Technology , vol. 11, no. 6. The Korean Institute of Electrical Engineers, pp. 1656–1663, 01-Nov-2016. READ MORE

• Hee-Su Choi, Sung-Jin Choi, "An Effective Gyrator-based Transformer Modeling using PSIM," THE TRANSACTIONS OF KOREAN INSTITUTE OF POWER ELECTRONICS 21(3), 2016.6, 207-214 READ MORE

YEAR 2015

• Gab-Su Seo, Hye-Jin Kim, Kyu-Chan Lee, Sung-Jin Choi, and Bo-Hyung Cho. "DC-level dimmable LED driver with primary side on-time control for DC distribution." IEEE Journal of Emerging and Selected Topics in Power Electronics 3, no. 3 (2015): 624-632. READ MORE

• Jun-Young Park, Sung-Jin Choi, "A New PSIM Model for PV Panels Employing Datasheet-based Parameter Tuning," THE TRANSACTIONS OF KOREAN INSTITUTE OF POWER ELECTRONICS 20(6), 2015.12, 498-508. READ MORE

• Jun-Young Park, and Sung-Jin Choi. "A novel datasheet-based parameter extraction method for a single-diode photovoltaic array model." Solar Energy 122 (2015): 1235-1244. READ MORE

YEAR 2013

• Jong-Won Shin, Sung-Jin Choi, and Bo-Hyung Cho. "High-efficiency bridgeless flyback rectifier with bidirectional switch and dual output windings." IEEE transactions on power electronics 29.9 (2013): 4752-4762. READ MORE

YEAR 2012

• Sung-Jin Choi, and Taehoon Kim. "Symmetric current-balancing circuit for LED backlight with dimming." IEEE Transactions on Industrial Electronics 59, no. 4 (2011): 1698-1707. READ MORE

YEAR 2009

• Joung-Hu Park, Bo-Hyung Cho, Sung-Jin. Choi, and Sang-Min Lee. "Analysis of the thermal balance characteristics for multiple-connected piezoelectric transformers." IEEE transactions on ultrasonics, ferroelectrics, and frequency control 56, no. 8 (2009): 1617-1626. READ MORE

• Joung-Hu Park, Jong-Bok Baek, Bo-Hyung Cho, Sung-Jin Choi, "Performance Evaluation of Switching Amplifier in Micro-positioning Systems with Piezoelectric Actuator," THE TRANSACTIONS OF KOREAN INSTITUTE OF POWER ELECTRONICS 14(1), 2009.2, 62-71 READ MORE

YEAR 2007

• Joung-Hu Park, Sang-Min Lee, Sung-Jin Choi, and Bo-Hyung Cho. "Design Consideration of Parallel–Parallel Connected Piezoelectric Transformer for Thermal Balance." Japanese Journal of Applied Physics 46, no. 10S (2007): 7067. READ MORE

YEAR 2005

• Sung-Jin Choi, Kyu-Chan Lee, and Bo Hyung Cho. "Design of fluorescent lamp ballast with PFC using a power piezoelectric transformer." IEEE Transactions on Industrial Electronics 52.6 (2005): 1573-1581. READ MORE