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Jaeyun Sim

Ph.D. Candidate in Robot Control | South Korea

Email: [[email protected]]

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Summary

Ph.D. candidate specializing in adaptive force control to adapt unconstructed dynamic environments with a strong focus on various linear/nonlinear control approaches and signal processing in various domains.

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Education

Ph.D. in Mechanical Engineering (Robot Force Control)

[Sungkyunkwan University], South Korea

(Expected Graduation: [Feb. , 2026])

• Research Focus: Energy tank based force control algorithm for high qualified post-processing in various unstructured environments

M.S. in Mechanical Engineering

[Gwangju Institute of Science and Technology], South Korea

(Graduated: [Aug. , 2020])

• Thesis: [Tool path generation of lapping wheel considering wheel compliance]

B.S. in Mechanical Engineering

[Chungnam National University], South Korea

(Graduated: [Feb. , 2019])

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Research Experience

Graduate Research Assistant

[Robotics Innovatory], [Sungkyunkwan University], South Korea

[Dec. , 2020] – Present

• Development of a Fuzzy-Based Adaptive Force Control Algorithm Using a Dynamical System [Used Algorithms: Fuzzy based adaptive admittance control, Dynamical system based control, Energy tank, Used Devices & Environments: UR10(Manipulator), F/T sensor, Linux, Preempt RT(RTOS), ROS, C++]
• Development of a Multi-Channel Weighted Band Stop Filter [Used Algorithms: Energy tank based adaptive admittance control, Multi-channel band stop filter, FFT, Used Devices & Environments: Indy7(Manipulator), F/T sensor, Linux, Xenomai(RTOS), ROS, C++]
• Development of a Control System for Calibration of an Ultra-Thin Torque Sensor [Used Algorithms: Direct force control, Trajectory generation for sensor calibration, ANN for sensor calibration, Used Devices & Environments: 4-axis calibrator, Torque sensor, Linux, Xenomai(RTOS), ROS, C++]

[Ultraprecision Machine System Lab], [Gwangju Institute of Science and Technology], South Korea

[Mar. , 2019 - Oct. , 2020]

• Optimal Tool Path Generation to Prevent the Over-Machined Surface Based on the Identified Model of Compliant Lapping Wheel
• Controller Design of Gantry-type 5-Axis Manipulator for Surface Lapping

Undergraduate Research Assistant

[Manufacturing System Control Lab], [Chungnam National University], South Korea

• Tool Path Planning for Post-Processing of 3D-Printed Products
• Design and Control of 5-Axis Manipulator for Post-Processing of 3D-Printed Products

Research Intern

[Ultra Precision Equipment Lab], [Korea Institute of Machinery and Materials], South Korea

[Jan. , 2018] – [Feb. , 2018]

• Tilting Head Design & Control of Mobile Machine Tool </aside>

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Technical Skills

• Programming Languages: C++, Python, MATLAB, ROS
• Simulation Software: Simulink, Gazebo, ANSYS
• Control & Automation: Passivity-based control, Admittance/Impedance control, Fuzzy based control, LQR
• Signal analysis & Processing: FFT, Frequency filters, Kalman filter
• Machine Learning: ANN (For Force/torque sensor calibration)
• Hardware Proficiency: IMU sensors, Force/Torque sensor, robotic arms(UR10, UR10e, Indy7-Korean company) </aside>

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Selected Publications

[Publication, SCI]

• Lee, S. Y., Sim, J. Y., Kim, Y. B., Seok, D., Shim, J., & Choi, H. R. (2025). Design Analysis and Isotropic Optimization for Miniature Capacitive Force/Torque Sensor. Sensors, 25(3), 940.
• Park, S., Koh, D., Shim, J., Kim, J. J., & Lee, S. K. (2021). Gantry type lapping manipulator toward unmanned lapping process for a large work surface. International Journal of Precision Engineering and Manufacturing-Green Technology, 8, 1723-1737.
• Song, J. Shim, N. Kim, G. B. Chae, W. Lee, “Friction Compensation Control of Feed Drive System Operated in Vacuum”, Journal of Mechanical Science and Technology, Vol. 33, No. 11, pp. 5353-5360, 201911. (2019)

[Publication, Non-SCI]

• J. Shim, N. Kim, D. Oh, S. Hong, W. Lee, “Design of A Robot Machining System and Tool Path Generation for Post-process Machining of 3D Printed Product”, Korean Society of Mechanical Engineers-A, Vol. 43, No. 5, pp. 359-364, 201905. (2019)

[Conference, International]

• J. Shim, S. K. Park, D.G. Koh, J. Kim ,S. K. Lee, “Design and Control of a 5-axis Manipulator for the Automatic Lapping Process”, ASPEN 2019, Matsue, Japan (2019) – oral.

[Conference, Domestic]

• J. Shim, S. K. Lee, “Investigation of Optimum Machining Conditions Considering Compliance of Lapping Wheel”, Korean Society for Precision Engineering, 2020 Combined Conference, Online, Korea (2020) – Oral (Best Paper Award).
• J. Shim, S. K. Lee, “Automatic Lapping System Tool Path Generation Using Direct Scanning and Bi-Cubic Spline”, Korean Society for Precision Engineering, 2019 Autumn Conference, Changwon, Korea (2019) – poster.
• J. Shim, S. K. Park, D. G. Koh, S. K. Lee, “Analysis of a 5-Axis Manipulator for the Finishing Application Considering Robot Dynamic Model”, Korean Society for Precision Engineering, 2019 Spring Conference, Jeju, Korea (2019) – poster.
• J. Shim, S. Hong, M. S. Seo, J. Kwak, W. Lee, “Robot machine tool based post-processing for 3D printing”, Korean Society of Manufacturing Technology Engineering, 2018 Spring Conference, Daejeon, Korea (2018) – poster (Excellent Paper Award).
• J. Shim, N. Kim, C. J. Kim, S. -K. Ro, W. Lee, “Control technique for tilting head of mobile machine tool”, Korean Society of Manufacturing Technology Engineering, 2018 Special Section of Spring Conference, Daejeon, Korea (2018) – oral.
• J. Shim, N. Kim, S. Hong, M. S. Seo, J. Kwak, W. Lee, “5-DOF Robotic Machining System for Complex Shape Machining”, Korean Society for Precision Engineering, 2017 Autumn Conference, Gwangju, Korea (2017) – poster
• Song, J. Shim, N. Kim, G. B. Chae, W. Lee, “Friction Characteristic of Feed Drive System Operated in Vacuum”, Korean Society for Precision Engineering, 2017 Spring Conference, Jeju, Korea (2017) – poster. </aside>

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Awards & Honors

• [Best Paper Award], [Korean Society of Precision Engineering], [2020]
• [Excellent Paper Award], [Korean Society of Precision Engineering], [2018]
• [Excellent Award], [Industry-Linked X-Corps Contest], [2018]
• [Excellent Prize], [CNU Engineering Fair Creative Engineering Capstone Design . Graduation Competition], [2018] </aside>

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Exhibition

• 2024 Robot World (KINTEX ,October 23 - 26, 2024 )

  • AIDIN Robotics Force Control Solution for Production Automation Demonstration

    → Vision, Remote Tracker & Force Control Integrated Automatic Polishing Solution for Complex Surface

  • Host : the Ministry of Trade, Industry and Energy

  Robotic Finishing Solution for Manufacturing (Polishing / Sanding / Grinding)

• 2024 SFAW (COEX, March 12 - 14, 2024)

  • AIDIN Robotics Force Control Solution for Production Automation Demonstration

    → pHRI Based Hand-Guiding & Force Control Integrated Automatic Polishing Solution for Complex Surface

  • Host : COEX, Korea Association of Smart Manufacturing (KASM), Smart Manufacturing Innovation Promotion Group, Korea Machine Vision Industry Association (KMVIA), Advanced Technology, Korea International Trade Association (KITA)

  Robotic Polishing Solution with force torque sensor

• 2023 Robot World (KINTEX ,October 11 - 14, 2023 )

• 2022 Robot World (KINTEX ,October 26 - 29, 2022 )

• 2021 Robot World (KINTEX ,October 27 - 30, 2021 ) </aside>

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