S.Oh and J.Choi, "Efficiency Improbement Study of LLC Converter for Low Voltage Output Using Burst Mode and Phase", Power Electronics Conference, 558-559, 2024.07
S.Lee and J.Choi, "A Study on the Compensation Techniques for Current Distortion in Vienna Rectifier Due to PWM Update Delay", Power Electronics Conference, 560-561, 2024.07
S.Jin and J.Choi, "An I-f Control Method of IPMSM to Reduce Oscillation Speed", Power Electronics Conference, 399-401, 2024.07
B. Yi, R. Ortega, J. Choi, K. Nam, " A high performance globally exponentially convergent sensorless observer for the IPMSM: Theoretical and experimental results", Automatica, Volume 174, 2025, 112138.
B. Jung, W. Lee, J. Choi, and Y. Kim, "Active Short Circuit Method for Reducing Short-Current in Air Conditioning Systems," in IEEE Transactions on Industry Applications, Early Access.
S. Jin and J. Choi, "Analysis and Design of Damping Resistor for Mitigating Surge Voltage and Oscillation in Flyback Converter," in IEEE Access, vol. 12, pp. 163671-163681, 2024, doi: 10.1109/ACCESS.2024.3458191.
J. Choi and Y. Kim, "Discontinuous Active Short Circuit Strategy for Improved Safe State of PMSMs," in IEEE Transactions on Transportation Electrification, Early Access, doi: 10.1109/TTE.2024.3387077.
J. Choi, T. Lee and Y. Kim, "A Rotor Flux Observer for SPMSM Sensorless Drive Based on Linear Regression Model," 2024 IEEE Applied Power Electronics Conference and Exposition (APEC), Long Beach, CA, USA, 2024, pp. 2392-2397, doi: 10.1109/APEC48139.2024.10509206.
H. Lee, Y. Oh and J. Choi, "Improved I-f Start-Up Method for The Refrigerant Load of The e-Compressor," 2024 IEEE Applied Power Electronics Conference and Exposition (APEC), Long Beach, CA, USA, 2024, pp. 2783-2788, doi: 10.1109/APEC48139.2024.10509078.
Y. Oh and J. Choi, "Active Discharging Method of PMSM Using Flux Map-based Torque Control," 2023 11th International Conference on Power Electronics and ECCE Asia (ICPE 2023 - ECCE Asia), Jeju Island, Korea, Republic of, 2023, pp. 3023-3028,
Bowen Yi, Romeo Ortega, Jongwon Choi, Kwanghee Nam, "A Novel Globally Exponentially Stable Observer for Sensorless Control of the IPMSM via Kreisselmeier's Extension", IFAC-papers online, Volume 56, Issue 2, 2023, Pages 366-371, ISSN 2405-8963,
B. Jung, W. Lee, J. Choi, and Y. Kim, "Simple Active Short Circuit Strategy for Air Conditioning Systems," 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 699-704, doi: 10.1109/APEC43580.2023.10131176.
Youngeun Oh, Jongwon Choi. "Winding based DC-link voltage active discharge algorithm for IPMSM", Power Electronics Conference, 32 - 34, 2023.12.
Sungku Jin, Jongwon Choi. "Snubber Circuit Design for Surge Voltage Reduction in Flyback Converter", Power Electronics Conference, 461 - 462, 2023.07.
Jingyun Oh, Jongwon Choi. "Voltage control method of LLC converter considering parasitic parameters using burst mode and phase shift method", Power Electronics Conference, 459 - 460, 2023.07.
Jingyun Oh, Youngeun Oh, Jongwon Choi. "Improvement Position Measurement Method for Control of Synchronous Motor based on Incremental Encoder with Noise", Power Electronics Conference, 517-518, 2022.
Jongwon Choi and Yoonjae Kim , "Active Short Circuit Control Method to Reduce Overcurrent and Oscillation Current in PMSM," in Transactions of The Korean Institute of Power Electronics, 2022, Accepted
Jong-Won Choi, Yoon-Jae Kim, "Active Short Circuit Control Method to Reduce Overcurrent and Oscillation Current in PMSM", THE TRANSACTIONS OF KOREAN INSTITUTE OF POWER ELECTRONICS,27(4),339-347, 2021.
Jongwon Choi and Yoonjae Kim " Overcurrent and Oscillation Torque Reduction Algorithm in PMSM Using Active Short Circuit", 2021 KIPE General Meeting and Autumn Conference, Korea, Nov. , 26, 2021
Jongwon Choi, "Robust Position-Sensorless Algorithm for DC Motor Using Ripple Current and Model-Based Method ", in Singapore from May 24-27, 2021, IEEE ECCE Asia.
Jongwon Choi , "Regression Model-Based Flux Observer for IPMSM Sensorless Control with Wide Speed-Range," in Energies, October 2021, https://doi.org/10.3390/en14196249
Romeo Ortega, Bowen Yi, Slobodan Vukosavić, Kwanghee Nam, Jongwon Choi, "A globally exponentially stable position observer for interior permanent magnet synchronous motors", Automatica, Volume 125, 2021, 109424, ISSN 0005-1098, https://doi.org/10.1016/j.automatica.2020.109424.
Jongwon Choi, Kwanghee Nam, A. A. Bobtsov and R. Ortega, "Sensorless Control of IPMSM Based on Regression Model," in IEEE Transactions on Power Electronics, vol. 34, no. 9, pp. 9191-9201, Sept. 2019, doi: 10.1109/TPEL.2018.2883303.
Heekwang Lee, S. Hong, Jongwon Choi, Kwanghee Nam and Jaehong Kim, "Sector-Based Analytic Overmodulation Method," in IEEE Transactions on Industrial Electronics, vol. 66, no. 10, pp. 7624-7632, Oct. 2019, doi: 10.1109/TIE.2018.2883270.
Jongwon Choi and Kwanghee Nam, "Wound Synchronous Machine Sensorless Control Based on Signal Injection into the Rotor Winding," in Energies, vol 11, 3278, 2018. DOI: 10.3390 /en11123278
Jongwon Choi, Kwanghee Nam, A. A. Bobtsov, A. Pyrkin and R. Ortega, "Robust Adaptive Sensorless Control for Permanent-Magnet Synchronous Motors," in IEEE Transactions on Power Electronics, vol. 32, no. 5, pp. 3989-3997, May 2017. DOI: 10.1109 / TPEL.2016.2584084
Jongwon Choi and K. Kwanghee Nam. "Robust Adaptive Sensorless Control for IPMSM Using Extended Flux Observer", 2017 Annual Conference of IEEE IAS/IES/PELS, Ulsan, KOREA, Aug, 24, 2017.
Jongwon Choi and Kwanghee Nam, "3-phase Bi-direction Converter for Using Square-Wave drive ", 2015 KIPE General Meeting and Autumn Conference, Ansan, Korea, Nov, 27, 2015
H. Lee, Jongwon Choi, and Kwanghee Nam. "하이브리드 자동차 및 전기자동차의 회생운전 중 고전압배터리 차단 시 인버터 스위치보호방법", 2015 Annual Conference of IEEE IAS/IES/PELS KOREA, KERI, Changwon, Korea, Sep, 4-5, 2015.
Jongwon Choi, I. Jeong, Kwanghee Nam and S. Jung, "Sensorless control for electrically energized synchronous motor based on signal injection to field winding," IECON 2013 - 39th Annual Conference of the IEEE Industrial Electronics Society, Vienna, 2013, pp. 3120-3129. DOI: 10.1109/IECON.2013.6699627