International Conference

[29] Keun Hoon Park, Wonhee Kim, Youngok Lee and Youngwoo Lee, "Semi-supervised Learning using Weighted Soft Voting Technique for Open Fault Detection in Power Distribution Networks," 7th Internetional Conference on Electronics, Communications, and Control Engineering, 2024. (Presentation Only)

[28] Youngwoo Lee, Liting Sun, Jun Moon, and Masayoshi Tomizuka, “Reference Modulation for Performance Enhancement in Motion Control Systems,” in Proceeding of IEEE American Control Conference (ACC), 2018, pp. 6697-6702.

[27] Youngwoo Lee, Ji Young Jeong, and Chung Choo Chung, “Torque-Modulated Backstepping Control for Two-dimensional Electromagnetic Scanners,” in Proceeding of 1st IEEE Conference on Control Technology and Applications (CCTA), 2017, pp. 432-437.

[26] Donghoon Shin, Wonhee Kim, Youngwoo Lee, and Chung Choo Chung, “Nonlinear Damping Control for Interconnected Nonlinear Systems,” in Proceeding of 54th IEEE Conference on Decision and Control (CDC), 2015, pp. 7659-7664.

[25] Hoonyoung Lee, Hyunmin Hwang, Youngwoo Lee, Donghoon Shin, and Chung Choo Chung, “Nonlinear H2 Velocity Control for Permanent Magnet Synchronous Motors,” in Proceeding of 41st Annual Conference of the IEEE Industrial Electronics Society (IECON), 2015, pp. 1686-1691.

[24] Il-ro Lee, Yoonsik Kim, Donghoon Shin, Youngwoo Lee, and Chung Choo Chung, “Nonlinear Adaptive Velocity Control for Permanent Magnet Synchronous Motors under Unbalanced Resistances,” in Proceeding of 41st Annual Conference of the IEEE Industrial Electronics Society (IECON), 2015, pp. 1692-1697.

[23] Hoonyoung Lee, Youngwoo Lee, Donghoon Shin, and Chung Choo Chung, “H∞ Control Based on LPV for Load Torque Compensation of Permanent Magnet Synchronous Motors,” in Proceeding of 15th International Conference on Control, Automation and System (ICCAS), 2015, pp. 1013-1018.

[22] Il-ro Lee, Youngwoo Lee, Donghoon Shin, and Chung Choo Chung, “A Sliding Mode Based Model Predictive Control Structure for Permanent Magnet Synchronous Motors,” in Proceeding of 15th International Conference on Control, Automation and System (ICCAS), 2015, pp. 550-555.

[21] Jeongwhan Gil, Donghoon Shin, Youngwoo Lee, and Chung Choo Chung, “Sliding Mode Controller for Sawyer Motors Based on Singular Perturbation Theory,” in Proceeding of 15th International Conference on Control, Automation and System (ICCAS), 2015, pp. 556-561.

[20] Hyunmin Hwang, Youngwoo Lee, Donghoon Shin, and Chung Choo Chung, “H2 Control Based on LPV for Speed Control of Permanent Magnet Synchronous Motors,” in Proceeding of 14th International Conference on Control, Automation and System (ICCAS), 2014, pp. 922-927.

[19] Hyungduk Seo, Donghoon Shin, Youngwoo Lee and Chung Choo Chung, “A Simplified Nonlinear Control for Sawyer Motors Based on Singular Perturbation Theory,” in Proceeding of 14th International Conference on Control, Automation and System (ICCAS), 2014, pp. 913-918.

[18] Youngwoo Lee, Sang Hyun Kim, Seung-Hi Lee, Chung Woo Lee, and Chung Choo Chung, “Position and Velocity Profile Tracking Control for New Generation Servo Track Writing,” in Proceeding of 19th World Congress of International Federation of Automatic Control (IFAC), 2014, pp. 5902-5907.

[17] Wonhee Kim, Youngwoo Lee, Donghoon Shin, and Chung Choo Chung, “Robust Nonlinear Damping Backstepping with Augmented Observer for Position Control of Permanent Magnet Stepper Motor,” in Proceeding of IEEE American Control Conference (ACC), 2014, pp. 5325-5330.

[16] Youngwoo Lee, Seung Hi Lee, Wonhee Kim, Donghoon Shin, and Chung Choo Chung, “Nonlinear H2 Control for Position Tracking of Sawyer Motors,” in Proceeding of IEEE American Control Conference (ACC), 2014, pp. 765-770

[15] Youngwoo Lee, Seung-Hi Lee, Wonhee Kim, Donghoon Shin, and Chung Choo Chung, “Nonlinear H2 Control for Position Tracking of Permanent Magnet Stepper Motors,” in Proceeding of 52th IEEE Conference on Decision and Control (CDC), 2013, pp. 7455-7460.

[14] Donghoon Shin, Dong Eui Chang, Wonhee Kim, Youngwoo Lee, and Chung Choo Chung, “Sensorless Torque Control with a Nonlinear Observer for Permanent Magnet Synchronous Motors,” in Proceeding of 52th IEEE Conference on Decision and Control (CDC), 2013, pp. 238-243.

[13] Seungchul Shin, Donghoon Shin, Youngwoo Lee and Chung Choo Chung, “Sliding Mode Control Based on Singular Perturbation Theory for Position Tracking of Permanent Magnet Stepper Motors,” in Proceeding of 13th International Conference on Control, Automation and System (ICCAS), 2013, pp. 767-770.

[12] Donghoon Shin, Wonhee Kim, Youngwoo Lee and Chung Choo Chung, “Nonlinear Position Control for Permanent Magnet Stepper Motor Using Only Position Feedback,” in Proceeding of 13th International Conference on Control, Automation and System (ICCAS), 2013, pp. 11-16.

[11] Youngwoo Lee, Seung-Hi Lee, Donghoon Shin, Wonhee Kim and Chung Choo Chung, "Position Control of Active Magnetic Bearings using Linear Parameter Varying Synthesis," in Proceeding of 13th International Conference on Control, Automation and System (ICCAS), 2013, pp. 5-10.

[10] Donghoon Shin, Wonhee Kim, Youngwoo Lee, and Chung Choo Chung, “Robust Nonlinear Position Control with Conditional Reset Integrator for Permanent Magnet Stepper Motors,” in Proceedings of IEEE American Control Conference (ACC), 2013, pp. 1988-1993.

[9] Donghoon Shin, Wonhee Kim, Youngwoo Lee, Deahee Won, and Chung Choo Chung, “Observer Based Nonlinear Tension Control for Multi Motor Wire Winding System,” in Proceedings of 12th International Conference on Control, Automation, and Systems (ICCAS), 2012, pp. 1333-1336.

[8] Youngwoo Lee, Donghoon Shin, Wonhee Kim, and Chung Choo Chung, “PID controller with Feedforward Low Pass Filters for Permanent Magnet Stepper Motors,” in Proceedings of 12th International Conference on Control, Automation, and Systems (ICCAS), 2012, pp. 1597-1600.

[7] Youngwoo Lee, Wonhee Kim, Donghoon Shin, and Chung Choo Chung, “Nonlinear Position Control with Feedforward Low Pass Filters for Permanent Magnet Stepper Motors,” in Proceedings of Society of Instrument and Control Engineers Annual Conference (SICE), 2012, pp. 1308-1312.

[6] Wonhee Kim, Donghoon Shin, Youngwoo Lee, and Chung Choo Chung, “Nonlinear Control Based on Singular Perturbation Theory for Position Tracking of Permanent Magnet Stepper Motors,” in Proceedings of IEEE American Control Conference (ACC), 2012, pp. 1186-1191.

[5] Donghoon Shin, Wonhee Kim, Youngwoo Lee, and Chung Choo Chung, “Nonlinear Augmented State Estimation using Position Feedback for Permanent Magnet Stepper Motors,” in Proceedings of IEEE International Magnetics Conference (InterMag), 2012.

[4] Donghoon Shin, Wonhee Kim, Youngwoo Lee, and Chung Choo Chung, “Phase Compensated Microstepping for Permanent Magnet Stepper Motors,” in Proceedings of IEEE International Magnetics Conference (InterMag), 2012.

[3] Youngwoo Lee, Donghoon Shin, Wonhee Kim, and Chung Choo Chung, “Microstepping with Feedforward Current Filters for Permanent Magnet Stepper Motors,” in Proceedings of IEEE International Magnetics Conference (InterMag), 2012.

[2] Donghoon Shin, Wonhee Kim, Youngwoo Lee, Daehee Won, and Chung Choo Chung, “Impedance Control of Electro Hydraulic Servo System Using Input Output Linearization,” in Proceedings of 11th International Conference on Control, Automation, and Systems (ICCAS), 2011, pp. 1373-1376.

[1] Youngwoo Lee, Wonhee Kim, Donghoon Shin, and Chung Choo Chung, “Simple Field Weakening Control for Permanent Magnet Stepper Motors without DQ Transformation,” in Proceedings of 11th International Conference on Control, Automation, and Systems (ICCAS), 2011, pp. 402-405.