Conference papers

Kwang-Hyun Lee, Harsimran Singh, Thomas Hulin, and Jee-Hwan Ryu, “Simultaneous Use of Autonomy Guidance Haptic Feedback and Obstacle Avoiding Force Feedback for Mobile Robot Teleoperation”, 22nd International Conference on Control, Automation and Systems, ICCAS 2022.

Joong Ku Lee, and Jee-Hwan Ryu, “Learning Robotic Rotational Manipulation Skill from Bilateral Teleoperation”, 19th International Conference on Ubiquitous Robots, UR 2022.

Shubhranil Sengupta, and Jee-Hwan Ryu, “Preliminary Study of the Effect of Bearings on Twisted String Actuation Over a Curved Surface”, 37th Institute of Control, Robotics and Systems, ICROS 2022.

Kwang-Hyun Lee, Vitalii Pruks, Joong-Ku Lee and Jee-Hwan Ryu, “Development of the Skill Learning and Transferring System through Teleoperation”, 21st International Conference on Control, Automation and Systems, ICCAS 2021.

Vitalii Pruks, and Jee-Hwan Ryu, “The Development of Research on Interactive Virtual Fixture Generation”, 21st International Conference on Control, Automation and Systems, ICCAS 2021.

Simeon Nedelchev, Daniil Kirsanov, Igor Gaponov, Hyeonseok Seong, and Jee-Hwan Ryu, “On Smooth Time-Optimal Trajectory Planning in Twisted String Actuators”, 2021 ICRA. 

Harsimran Singh, Michael Rothammer, Chan-Il Lee, Thomas Hulin, Jee-Hwan Ryu, and Christian Ott, “Ensuring Stable and Transparent High Stiffness Haptic Interaction Using Successive Force Augmention with Time Domain Passivity Approach”, 2020 International Symposium on Experimental Robotics.

Sang-Goo Jeong, Margaret M. Coad, Laura H. Blumenschein, Ming Luo, Usman Mehmood, Ji Hun Kim, Allison M. Okamura, and Jee-Hwan Ryu, “A Tip Mount for Transporting Sensors and Tools using Soft Growing Robots”, 2020 IROS.

Hyeon-Seok Seong, Do-Hyeong Kim, Igor Gaponov and Jee-Hwan Ryu. “Development of a Twisted String Actuator-based Exoskeleton for Hip Joint Assistance in Lifting Tasks”, 2020 IEEE ICRA.

Hiba Latifee, Affan Pervez, Jee-Hwan Ryu and Dongheui Lee. “Mini-Batched Online Incremental Learning Through Supervisory Teleoperation with Kinesthetic Coupling”, 2020 IEEE ICRA.

Simeon Nedelchev, Igor Gaponov, and Jee-Hwan Ryu. “Accurate Dynamic Modeling of Twisted String Actuators Accounting for String Compliance and Friction”, 2020 IEEE ICRA.

ChanIl Lee, Do-Hyeong Kim, Harsimran Singh and Jee-Hwan Ryu. “Successive Stiffness Increment and Time Domain Passivity Approach for Stable and High Bandwidth Control of Series Elastic Actuator”, 2020 IEEE ICRA.

Vitalii Pruks and Jee-Hwan Ryu. “A Framework for Interactive Virtual Fixture Generation for Shared Teleoperation in Unstructured Environments”, 2020 IEEE ICRA.

Ribin Balachandran, Jee-Hwan Ryu, Mikael Jorda, Christian Ott and Alin Albu-Schaeffer. “Closing the Force Loop to Enhance Transparency in Time-delayed Teleoperation”, 2020 IEEE ICRA.

Simeon Nedelchev, Igor Gaponov, and Jee-Hwan Ryu. “High-Bandwidth Control of Twisted String Actuators”, 2019 IEEE ICRA.

Harsimran Singh, Aghil Jafari, and Jee-Hwan Ryu. “Enhancing the Force Transparency of Time Domain Passivity Approach: Observer-based Gradient Controller”, 2019 IEEE ICRA.

Affan Pervez, Hiba Latifee, Jee-Hwan Ryu, and Dongheui Lee, “Human-Agent Shared Teleoperation: A Case Study Utilizing Haptic Feedback”, 2018 International AsiaHaptics conference.

Harsimran Singh, Sang-Goo Jeong, Syed Zain, and Jee-Hwan Ryu, “A Novel Fingertip Tactile Display for Concurrently Displaying Texture and Orientation”, 2018 International AsiaHaptics conference.

Jung, Byung-jin, Tae-Keun Kim, Geon Won, Dong Sub Kim, Jung-Hoon Hwang, and Jee-Hwan Ryu, “Configuration of Haptic Feedback Based Relief Robot System”, 2018 International AsiaHaptics conference.

Vitalii Pruks, and Jee-Hwan Ryu, “Interactive Virtual Fixture Generation for Shared Teleoperation in Unstructured Environments”, 2018 International AsiaHaptics conference.

Bhivraj Suthar, Muhammad Usman, Hyunseok Seong, Igor Gaponov, and Jee-Hwan Ryu, “Preliminary Study of Twisted String Actuation through a Conduit toward Soft and Wearable Actuation”, 2018 IEEE ICRA.

Harsimran Singh, Bhivraj Suthar, Syed Zain Mehdi, and Jee-Hwan Ryu, “Ferro-fluid based Portable Fingertip Haptic Display and its Preliminary Experimental Evaluation”, 2018 IEEE Haptics Symposium.

Vitalii Pruks, Ildar Farkhatdinov, and Jee-Hwan Ryu, “Preliminary Study on Real-time Interactive Virtual Fixture Generation Method for Shared Teleoperation in Unstructured Environments”, EuroHaptics 2018.

Simeon Nedelchev, Igor Gaponov, and Jee-Hwan Ryu, “Design of Robotic Gripper with Constant Transmission Ratio Based on Twisted String Actuator: Concept and Evaluation”, 2018 IEEE/RSJ IROS.

Aghil Jafari, Harsimran Singh, Harsha Karunanayaka, Jee-Hwan Ryu, Jj Chong, and Appolinaire C. Etoundi, “Lyapunov Observer/Controller for Stable Haptic Interaction”, 2018 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM).

El-Hussieny, Haitham, Usman Mehmood, Zain Mehdi, Sang-Goo Jeong, Muhammad Usman, Elliot W. Hawkes, Allison M. Okarnura, and Jee-Hwan Ryu, “Development and Evaluation of an Intuitive Flexible Interface for Teleoperating Soft Growing Robots”, 2018 IEEE/RSJ IROS.

Harsimran Singh, Aghil Jafari, Angelika Peer, and Jee-Hwan Ryu, “Enhancing the command-following bandwidth for transparent bilateral teleoperation”, 2018 IEEE/RSJ IROS.

Vitalii Pruks, Kwang-Hyun Lee, and Jee-Hwan Ryu, “Shared Teleoperation for Nuclear Plant Robotics Using Interactive Virtual Guidance Generation and Shared Autonomy Approaches”, 2018 IEEE International Conference on Ubiquitous Robots (UR).

Harsimran Singh, Aghil Jafari and Jee-Hwan Ryu, “Increasing the Rate-Hardness of Haptic Interaction: Successive Force Augmentation Approach,” 2017 IEEE World Haptics Conference (WHC), pp. 647-652.

Affan Pervez, Arslan Ali, Jee-Hwan Ryu and Dongheui Lee, “Novel Learning From Demonstration Approach for Repetitive Teleoperation Tasks,” 2017 IEEE World Haptics Conference (WHC), pp. 60-65.

Ribin Balachandran, Mikael Jorda, Jordi Artigas, Jee-Hwan Ryu and Oussama Khatib, “Passivity-based Stability in Explicit Force Control of Robots,” 2017 IEEE ICRA.

Muhammad Usman, Bhivraj Suthar, Hyunseok Seong, Elliot Hawkes, Igor Gaponov, and Jee-Hwan Ryu, “Twisted String-based Module with Passive Return Mechanism,” 2017 IEEE ICRA.

Kwang-Hyun Lee, Vitalii Pruks and Jee-Hwan Ryu, “Development of Shared Autonomy and Virtual Guidance Generation System for Human Interactive Teleoperation,” 2017 Ubiquitous Robots and Ambient Intelligence.

Harsimran Singh, Aghil Jafari, and Jee-Hwan Ryu, “Multi Degree-of-Freedom Successive Stiffness Increment Approach for High Stiffness Haptic Interaction,” AsiaHaptic2016.

Harsimran Singh, HyeonSeok Seong and Jee-Hwan Ryu, “Ferro-Fluid based Lightweight and Portable Tactile Display for Persuasive Tactile Cues including Orientation and Texture,” AsiaHaptic2016.

Harsimran Singh and Jee-Hwan Ryu, “Circumventing the Fundamental Tradeoff Between Stability and Performance in Haptic Rendering – Successive Force Augment Approach,” 2016 16th International Conference on Control, Automation and Systems (ICCAS 2016), pp. 1292-1297.

Kwang-Hyun Lee, Usman Mehmood, and Jee-Hwan Ryu, “Development of the Human Interactive Autonomy for the Shared Teleoperation of Mobile Robots,” 2016 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pp. 1524-1529.

Ribin Balachandran, Jordi Artigas, Usman Mehmood and Jee-Hwan Ryu, “Performance Comparison of Wave Variable Transformation and Time Domain Passivity Approaches for Time-Delayed Teleoperation: Preliminary Results,” 2016 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pp. 410-417.

Aghil Jafari, Muhammad Nabeel, Harsimran Singh, and Jee-Hwan Ryu, “Stable and Transparent Teleoperation Over Communication Time-Delay: Observer-Based Input-to-State Stable Approach,” IEEE Haptic Symposium 2016.

Jordi Artigas, Ribin Balachandran, Cornelia Riecke, Martin Stelzer, Bernhard Weber, Jee-Hwan Ryu, Alin Albu- Schaeffer, “KONTUR-2: Force-feedback Teleoperation from the International Space Station,” IEEE ICRA2016.

Harsimran Singh, Aghil Jafari, and Jee-Hwan Ryu, “Successive Stiffness Increment Approach for High Stiffness Haptic Interaction,” EuroHaptics 2016.

Muhammad Nabeel, JaeJun Lee, Usman Mehmood, Aghil Jafari, Jung-Hoon Hwang and Jee-Hwan Ryu, “Increasing the Impedance Range of Admittance-Type Haptic Interfaces by Using Time Domain Passivity Approach, IEEE/RSJ IROS 2015.

Naveed Ahmed Usmani, Tae-Hwan Kim and Jee-Hwan Ryu, “Dynamic Authority Distribution for Cooperative Teleoperation,” IEEE/RSJ IROS2015.

Aghil Jafari, Muhammad Nabeel and Jee-Hwan Ryu, “Stable Bilateral Teleoperation with Input-to-State Stable Approach, IEEE/RSJ IROS2015.

Aghil Jafari, Muhammad Nabeel and Jee-Hwan Ryu, “Multi Degree-of-Freedom Input-to-State Stable Approach for Stable Haptic Interaction,” IEEE WorldHaptics 2015.

Aghil Jafari and Jee-Hwan Ryu, “Input-to-State Stable Approach to Release the Conservatism of Passivity-Based Stable Haptic Interaction,” 2015 IEEE ICRA.

Harsimran Singh, Dmitry Popov, Igor Gaponov, and Jee-Hwan Ryu, “Passively Adjustable Gear Based on Twisted String Actuator: Concept, Model and Evaluation, 2015 IEEE ICRA.

Muhammad Nabeel, Aghil Jafari and Jee-Hwan Ryu, “Network Formulation and Stability Improvement of a Bilateral Teleoperation System with Admittance-type Master Interfaces,” IEEE/ASME Advanced Inteligent Mechatronics, 2015.

Muhammad Nabeel, Aghil Jafari and Jee-Hwan Ryu, “Network Formulation and Stability Improvement of a Bilateral Teleoperation System with Admittance-type Master Interfaces,” IEEE/ASME Advanced Inteligent Mechatronics, 2015.

Eun-Cheol Shin, Jee-Hwan Ryu, and Gi-Hun Yang, “Estimation of human arm impedance in accordance with the master device types and gripping posture,” IEEE/ASME Advanced Inteligent Mechatronics, 2015.

Usman Mehmood, Dmitry Popov, Igor Gaponov and Jee-Hwan Ryu, “Rotational Twisted String Actuator with Linearized Output: Mathematical Model and Experimental Evaluation, IEEE/ASME Advanced Inteligent
Mechatronics, 2015.

Popov, Dmitry and Gaponov, Igor and Jee-Hwan Ryu Towards variable stiffness control of antagonistic twisted string actuators, Intelligent Robots and Systems (IROS 2014), 2014 IEEE/RSJ International Conference on, pp.  2789-2794, Sept 2014

Chawda, V. and Ha Van Quang and O’Malley, M.K. and Jee-Hwan Ryu Compensating position drift in Time Domain Passivity Approach based teleoperation, Haptics Symposium (HAPTICS), 2014 IEEE, pp.  195-202, Feb 2014

Aghil Jafari and Jee-Hwan Ryu Hybrid Force-Motion Control of Coordinated Robots Interacting With Unknown Environments, 14th International Conference on Control, Automation and Systems, pp.  99-104, 2014

Eun-Cheol Shin and Jee-Hwan Ryu Transmission of Operator Intention Impedance using Phantom Haptic Device, The 11th International Conference on Ubiquitous Robots and Ambient Intelligence (URAI 2014), pp.  92-94, 2014

강전진, 유지환 ROV원격제어를 위한 4자유도 햅틱 마스터 개발, 해양로봇연구회춘계학술대회, 2014

Panzirsch, M. and Artigas, J. and Jee-Hwan Ryu and Ferre, M. Multilateral control for delayed teleoperation, Advanced Robotics (ICAR), 2013 16th International Conference on, pp.  1-6, Nov 2013

Jae-Seok Kim and Jee-Hwan Ryu Shared teleoperation of a vehicle with a virtual driving interface, Control, Automation and Systems (ICCAS), 2013 13th International Conference on, pp.  851-857, Oct 2013

Popov, D. and Gaponov, I. and Jee-Hwan Ryu Bidirectional elbow exoskeleton based on twisted-string actuators, Intelligent Robots and Systems (IROS), 2013 IEEE/RSJ International Conference on, pp.  5853-5858, Nov 2013

Ha Van Quang and Jee-Hwan Ryu Stable multilateral teleoperation with Time Domain Passivity Approach, Intelligent Robots and Systems (IROS), 2013 IEEE/RSJ International Conference on, pp.  5890-5895, Nov 2013

Jafari, A. and Jee-Hwan Ryu Independent force and position control for cooperating manipulators handling an unknown object interacting with an unknown environment, Robotics (ISR), 2013 44th International Symposium on, pp.  1-6, Oct 2013

Jafari, A. and Jee-Hwan Ryu and Rezaei, M. and Monfaredi, R. and Talebi, A. and Ghidary, S.S. An adaptive hybrid force/motion control design for robot manipulators interacting in constrained motion with unknown non-rigid environments, Robotics (ISR), 2013 44th International Symposium on, pp.  1-5, Oct 2013

Jafari, A. and Jee-Hwan Ryu and Rezaei, M. and Monfaredi, R. and Talebi, A. and Ghidary, S.S. Sliding mode hybrid impedance control of robot manipulators interacting with unknown environments using VSMRC method, Robotics (ISR), 2013 44th International Symposium on, pp.  1-6, Oct2013

Eun-Cheol Shin and Jee-Hwan Ryu and Ho-Gil Lee Measurement of human arm impedance using the human arm posture, Ubiquitous Robots and Ambient Intelligence (URAI), 2013 10th International Conference on, pp.  331-332, Oct 2013

Gromov, B. and Jee-Hwan Ryu Implementation of semi-virtual Multiple-Master/Multiple-Slave system, Ubiquitous Robots and Ambient Intelligence (URAI), 2013 10th International Conference on, pp.  243-246, Oct 2013

Popov, D. and Gaponov, I. and Ryu, J. A preliminary study on a twisted strings-based elbow exoskeleton, World Haptics Conference (WHC), 2013, pp. 479-484, April 2013

Jafari, Aghil; Jee-Hwan Ryu Transparency Improved Sliding-Mode Control Design for Bilateral Teleoperation Systems by Using Virtual Manipulator Concept, Telematic Applications, vol.  3, pp.  21-26, 2013

Jang-Sik Park and Jee-Hwan Ryu A study on unconstrained tactile-kinesthetic feedback, 2013 대전·충청지부 춘계학술대회, pp.  119-123, 2013

Gromov, B. and Ivanova, G. and Jee-Hwan Ryu Field of view deficiency-based dominance distribution for collaborative teleoperation, Control, Automation and Systems (ICCAS), 2012 12th International Conference on, pp.  1990-1993, Oct 2012

Quang, H.V. and Ryu, J. Implementation of Time Domain Passivity Approach on Rate-Mode bilateral teleoperation, Automation Science and Engineering (CASE), 2012 IEEE International Conference on, pp.  846-850, Aug 2012

Ha Van Quang and Farkhatdinov, I. and Jee-Hwan Ryu Passivity of delayed bilateral teleoperation of mobile robots with ambiguous causalities: Time Domain Passivity Approach, Intelligent Robots and Systems (IROS), 2012 IEEE/RSJ International Conference on, pp.  2635-2640, Oct 2012

Popov, D. and Gaponov, I. and Jee-Hwan Ryu A study on twisted string actuation systems: Mathematical model and its experimental evaluation,Intelligent Robots and Systems (IROS), 2012 IEEE/RSJ International Conference on, pp.  1245-1250, Oct 2012

Totorkulov, K. and Jee-Hwan Ryu Stable haptic interaction with admittance type virtual environments based on time-domain passivity approach, Ubiquitous Robots and Ambient Intelligence (URAI), 2012 9th International Conference on, pp.  111-113, Nov 2012

Boris Gromov and Jee-Hwan Ryu Supervisory Model-mediated Teleoperation for Multiple-Master/Multiple-Slave System, Ubiquitous Robots and Ambient Intelligence (URAI), 2012 9th International Conference on, pp.  108 – 110, Nov 2012

Young-Uk Song and Jee-Hwan Ryu A study on unconstrained tactile-kinesthetic feedback, Ubiquitous Robots and Ambient Intelligence (URAI), 2012 9th International Conference on, pp.  90 – 93, Nov 2012

Ivanova, G. and Bulavintsev, S. and Jee-Hwan Ryu and Poduraev, J. Development of an Exoskeleton System for Elderly and Disabled People,Information Science and Applications (ICISA), 2011 International Conference on, pp.  1-7, April 2011

Ba-Hai Nguyen and Jee-Hwan Ryu Haptic interface for intuitive teleoperation of wheeled and tracked vehicles, World Haptics Conference (WHC), 2011 IEEE, pp.  107-112, June 2011

Trung Hieu Do and Jee-Hwan Ryu Memory based passivation method for stable haptic interaction, World Haptics Conference (WHC), 2011 IEEE, pp. 409-414, June 2011

Hyuk Kim and Jee-Hwan Ryu A study on the effect of haptic to video time-delay on teleoperation and a comment for improving the performance,Control, Automation and Systems (ICCAS), 2011 11th International Conference on, pp.  1329-1332, Oct 2011

Artigas, Jordi and Jee-Hwan Ryu and Preusche, C. and Hirzinger, G. Network representation and passivity of delayed teleoperation systems,Intelligent Robots and Systems (IROS), 2011 IEEE/RSJ International Conference on, pp.  177-183, Sept 2011

Artigas, Jordi and Jee-Hwan Ryu and Preusche, C. Position drift compensation in time domain passivity based teleoperation, Intelligent Robots and Systems (IROS), 2010 IEEE/RSJ International Conference on, pp.  4250-4256, Oct 2010

King, H.H. and Hannaford, B. and Ka-Wai Kwok and Guang-Zhong Yang and Griffiths, P. and Okamura, A. and Farkhatdinov, I. and Jee-Hwan Ryu and Sankaranarayanan, G. and Arikatla, V. and Tadano, K. and Kawashima, K. and Peer, A. and Schauss, T. and Buss, M. and Miller, L. and Glozman, D. and Rosen, J. and Low, T. Plugfest 2009: Global interoperability in Telerobotics and telemedicine, Robotics and Automation (ICRA), 2010 IEEE International Conference on, pp.  1733-1738, May 2010  

Farkhatdinov, I. and Jee-Hwan Ryu and Jinung An A preliminary experimental study on haptic teleoperation of mobile robot with variable force feedback gain, Haptics Symposium, 2010 IEEE, pp.  251-256, March 2010  

Ba-Hai Nguyen and Jee-Hwan Ryu Design of a master device for the teleoperation of wheeled and tracked vehicles, Control Automation and Systems (ICCAS), 2010 International Conference on, pp.  1643-1648, Oct 2010

Farkhatdinov, I. and Jee-Hwan Ryu Improving mobile robot bilateral teleoperation by introducing variable force feedback gain, Intelligent Robots and Systems (IROS), 2010 IEEE/RSJ International Conference on, pp.  5812-5817, Oct 2010

Ba-Hai Nguyen and Jee-Hwan Ryu Direct current measurement based steer-by-wire systems for realistic driving feeling, Industrial Electronics, 2009. ISIE 2009. IEEE International Symposium on, pp.  1023-1028, July 2009  

Ye-Seul Kim and Jee-Hwan Ryu Performance analysis of teleoperation systems with different haptic and video time-delay, ICCAS-SICE, 2009, pp. 3371-3375, Aug 2009  

Beibei Han and Jee-Hwan Ryu and Il-Kyun Jung FPGA based time domain Passivity Observer and Passivity Controller, Advanced Intelligent Mechatronics, 2009. AIM 2009. IEEE/ASME International Conference on, pp.  433-438, July 2009  

Farkhatdinov, I. and Jee-Hwan Ryu and Poduraev, J. Rendering of environmental force feedback in mobile robot teleoperation based on fuzzy logic, Computational Intelligence in Robotics and Automation (CIRA), 2009 IEEE International Symposium on, pp.  503-508, Dec 2009  

Nguyen, Ba-Hai and Jee-Hwan Ryu APAC15-405 Semi-Experimental Results on a Measured Current Based Method for Reproducing Realistic Steering Feel of Steer-By-Wire Systems, 15th Asia Pacific Automotive Engineering Conference (APAC15), Hanoi, Vietnam, oct 26-28, 2009

Nguyen, B and Ngo, H and Ryu, J Novel Robust Control Algorithm of DC Motors, The 6th International Conference on Ubiquitous and Ambient Intelligence (URAI 2009), 2009

Farkhatdinov, Ildar and Jee-Hwan Ryu Development of educational system for automotive engineering based on augmented reality,International Conference on Engineering Education and Research, 2009  

Farkhatdinov, Ildar and Balashov, Vadim and Jee-Hwan Ryu and Poduraev, Jury A Comparative Study of Indirect and Direct Workspace Representation in Human-Robot Interaction, Proc. of the 13th IFAC Symposium on Information Control Problems in Manufacturing (IFAC INCOM 2009), pp.  1715–1720, 2009  

Ba Hai Nguyen and Jee-Hwan Ryu Development of a Observe-By-Wire System for Forklifts Using Haptic Interfaces, Smart Manufacturing Application, 2008. ICSMA 2008. International Conference on, pp.  397-402, April 2008  

Gaponov, I. and Jee-Hwan Ryu and Seong-Joo Choi and Hyun-Chan Cho and Poduraev, Yu. Telerobotic system for cell manipulation, Advanced Intelligent Mechatronics, 2008. AIM 2008. IEEE/ASME International Conference on, pp.  165-169, July 2008  

Farkhatdinov, I. and Jee-Hwan Ryu Teleoperation of multi-robot and multi-property systems, Industrial Informatics, 2008. INDIN 2008. 6th IEEE International Conference on, pp.  1453-1458, July 2008  

Beibei Han and Jee-Hwan Ryu An injecting method of physical damping to haptic interfaces based on FPGA, Control, Automation and Systems, 2008. ICCAS 2008. International Conference on, pp.  1835-1840, Oct 2008  

Farkhatdinov, I. and Jee-Hwan Ryu Switching of control signals in teleoperation systems: Formalization and application, Advanced Intelligent Mechatronics, 2008. AIM 2008. IEEE/ASME International Conference on, pp.  353-358, July 2008  

Farkhatdinov, I. and Jee-Hwan Ryu and Poduraev, J. A Feasibility Study of Time-Domain Passivity Approach for Bilateral Teleoperation of Mobile Manipulator, Control, Automation and Systems, 2008. ICCAS 2008. International Conference on, pp.  272-277, Oct 2008  

Jee-Hwan Ryu Stable Teleoperation with Time Domain Passivity Approach, I7th World Congress The International Federation of Automatic Control,pp.  1453-1458, July 2008  

Farkhatdinov, Jee-Hwan Ryu, J. Poduraev Control Strategies and Feedback Information in Mobile Robot Teleoperation, I7th World Congress The International Federation of Automatic Control, pp.  1453-1458, July 2008  

Farkhatdinov, I. and Jee-Hwan Ryu Hybrid position-position and position-speed command strategy for the bilateral teleoperation of a mobile robot, Control, Automation and Systems, 2007. ICCAS ’07. International Conference on, pp.  2442-2447, Oct 2007  

Jee-Hwan Ryu and Preusche, C. Stable Bilateral Control of Teleoperators Under Time-varying Communication Delay: Time Domain Passivity Approach, Robotics and Automation, 2007 IEEE International Conference on, pp.  3508-3513, April 2007  

Farkhatdinov, Ildar and Ryu, Jee-Hwan A User Study of a Mobile Robot Teleoperation, Proc. of the 4th International Conference on Ubiquitous Robots and Ambient Intelligence, 2007  

Ryu, Jee-Hwan Bilateral control with time domain passivity approach under time-varying communication delay, Robot and Human interactive Communication, 2007. RO-MAN 2007. The 16th IEEE International Symposium on, pp.  986–991, 2007  

Ryu, Jee-Hwan Bilateral control with time domain passivity approach under time-varying communication delay, ICAR 2007. The 13th International Conference on Advanced Robotics August 21-24, 2007, Jeju, Korea, pp.  502–507, 2007  

Yong-Duk Kim and Bum-Joo Lee and Jeong-Ki Yoo and Jong-Hwan Kim and Jee-Hwan Ryu Compensation for the landing impact force of a humanoid robot by time domain passivity approach, Robotics and Automation, 2006. ICRA 2006. Proceedings 2006 IEEE International Conference on, pp.  1225-1230, May 2006  

Yong-Duk Kim and Bum-Joo Lee and Jeong-Ki Yoo and Jong-Hwan Kim and Jee-Hwan Ryu Landing Force Controller for a Humanoid Robot: Time-Domain Passivity Approach, Systems, Man and Cybernetics, 2006. SMC ’06. IEEE International Conference on, vol.  5, pp.  4237-4242, Oct 2006 

Lindemann, S.R. and LaValle, S.M. Multiresolution approach for motion planning under differential constraints, Robotics and Automation, 2006. ICRA 2006. Proceedings 2006 IEEE International Conference on, pp.  139-144, May 2006

Jee-Hwan Ryu and Jong-Hwan Kim Stable and high performance teleoperation with time domain passivity control: reference energy following scheme, Advanced Robotics, 2005. ICRA ’05. Proceedings., 12th International Conference on, pp.  782-787, July 2005  

Jee-Hwan Ryu and Jong-Hwan Kim and Dong-Soo Kwon and Hannaford, B. A Simulation/Experimental Study of the Noisy Behavior of the Time Domain Passivity Controller for Haptic Interfaces, Robotics and Automation, 2005. ICRA 2005. Proceedings of the 2005 IEEE International Conference on, pp.  4321-4326, April 2005  

Preusche, C. and Hirzinger, G. and Ryu, J.-H. and Hannaford, B. Time domain passivity control for 6 degrees of freedom haptic displays, Intelligent Robots and Systems, 2003. (IROS 2003). Proceedings. 2003 IEEE/RSJ International Conference on, vol.  3, pp.  2944-2949 vol.3, Oct 2003 

Jee-Hwan Ryu and Hannaford, B. and Preusche, C. and Hirzinger, G. Time domain passivity control with reference energy behavior, Intelligent Robots and Systems, 2003. (IROS 2003). Proceedings. 2003 IEEE/RSJ International Conference on, vol.  3, pp.  2932-2937 vol.3, Oct 2003 

Jee-Hwan Ryu and Dong-Soo Kwon and Hannaford, B. Stability guaranteed control: Time domain passivity approach, Intelligent Robots and Systems, 2002. IEEE/RSJ International Conference on, vol.  3, pp.  2115-2121 vol.3, 2002  

Jee-Hwan Ryu and Dong-Soo Kwon and Hannaford, B. Stable teleoperation with time domain passivity control, Robotics and Automation, 2002. Proceedings. ICRA ’02. IEEE International Conference on, vol.  3, pp.  3260-3265, 2002  

Jee-Hwan Ryu and Dong-Soo Kwon and Pan-Mook Lee Control of underwater manipulators mounted on an ROV using base force information,Robotics and Automation, 2001. Proceedings 2001 ICRA. IEEE International Conference on, vol.  4, pp.  3238-3243 vol.4, 2001  

Hannaford, B. and Jee-Hwan Ryu Time domain passivity control of haptic interfaces, Robotics and Automation, 2001. Proceedings 2001 ICRA. IEEE International Conference on, vol.  2, pp.  1863-1869 vol.2, 2001  

Dong-Soo Kwon and Jee-Hwan Ryu and Pan-Mook Lee and Seok-Won Hong Design of a teleoperation controller for an underwater manipulator,Robotics and Automation, 2000. Proceedings. ICRA ’00. IEEE International Conference on, vol.  4, pp.  3114-3119 vol.4, 2000  

Ryu, J.H. and Kwon, D.S. A novel adaptive bilateral control scheme using dual closed-loop dynamic characteristics of master/slave manipulators, Intelligent Robots and Systems, 2000. (IROS 2000). Proceedings. 2000 IEEE/RSJ International Conference on, vol.  2, pp.  1173-1178 vol.2, 2000  

Kwon, Dong-Soo and Ryu, Jee-Hwan and Lee, Pan-Mook and Hong, Seok-Won Design of a teleoperation controller for an underwater manipulator, Robotics and Automation, 2000. Proceedings. ICRA’00. IEEE International Conference on, vol.  4, pp.  3114–3119, 2000

Jee-Hwan Ryu and Dong-Soo Kwon and Youngjin Park A robust controller design method for a flexible manipulator with a time varying payload and parameter uncertainties, Robotics and Automation, 1999. Proceedings. 1999 IEEE International Conference on, vol.  1, pp.  413-418 vol.1, 1999  

Song, J.I. and Choi, Y.H. and Shim, J.H. and Kwon, D.S. and Cho, H.S. Nonlinear friction compensation methods for an in-parallel actuated 6-DOF manipulator, Robotics and Automation, 1998. Proceedings. 1998 IEEE International Conference on, vol.  1, pp.  169-174 vol.1, May 1998

Jee-Hwan Ryu, Dong-Soo Kwon, Youngjin Park Robust LQ Controller Design for Systems with Structured Uncertainty using Descriptor Form Representation, Proceedings of the 13th Korea Automatic Control Conference, Pusan, vol.  1, pp.  819–822, 1998  

Jee-Hwan Ryu and Youngjin Park Design of Robust LQR/LQG controllers by LMIs, Proceedings of the11th Korea Automatic Control Conference, Pohang, vol.  2, pp.  977–991, October 1996