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Publications
1. J. Gomez, J.-C. Ryu, S. Alonso, and S. K. Agrawal,
"Development and Validation of Globally Asymptotically Stable Control Laws for Automatic Tractor Guidance,"
Applied Engineering in Agriculture, in print.
2. J.-C. Ryu and S. K. Agrawal,
"Differential Flatness-based Robust Control of Mobile Robots in the Presence of Slip,"
The International Journal of Robotics Research, Vol. 30, No. 4, pp. 463-475, 2011.
3. C. P. Tang, P. T. Miller, V. N. Krovi, J.-C. Ryu and S. K. Agrawal,
"Differential Flatness-based Planning and Control of a Wheeled Mobile Manipulator – Theory and Experiment",
IEEE/ASME Transactions on Mechatronics, Vol. 16, No. 4, pp. 768-773, 2011.
4. J.-C. Ryu and S. K. Agrawal,
"Planning and Control of Under-actuated Mobile Manipulators Using Differential Flatness,"
Autonomous Robots, Vol. 29, No. 1, pp. 35-52, 2010.
5. J.-C. Ryu, V. Sangwan, and S. K. Agrawal,
"Differentially Flat Designs of Under-Actuated Mobile Manipulators,"
ASME Transactions, Journal of Dynamic Systems, Measurement, and Control, Vol. 132, No. 2, 024502, 2010.
6. R. Bostelman, J.-C. Ryu, T. Chang, J. Johnson, and S. K. Agrawal,
"An Advanced Patient Lift and Transfer Device for the Home,"
ASME Transactions, Journal of Medical Devices, Vol. 4, No. 1, 011004, 2010.
7. A. Lynch, J.-C. Ryu, S. K. Agrawal, and J. C. (Cole) Galloway,
"Power mobility training for a 7-month-old infant with spina bifida,"
Pediatric Physical Therapy, Vol. 21, No. 4, pp. 362-368, 2009.
8. J.-C. Ryu, S. K. Agrawal and J. Franch,
"Motion Planning and Control of a Tractor with a Steerable Trailer Using Differential Flatness,"
ASME Transactions, Journal of Computational and Nonlinear Dynamics, Vol. 3, No. 3, 031003, 2008.
9. J.-C. Ryu, K. Pathak, and S. K. Agrawal,
"Control of a Passive Mobility Assistive Robot ,"
ASME Transactions, Journal of Medical Devices, Vol. 2, No. 1, 011002, 2008.
10. J. C. (Cole) Galloway, J.-C. Ryu, S. K. Agrawal,
"Babies driving robots: Self-generated mobility in very young infants,"
Journal of Intelligent Service Robotics, Vol. 1, No. 2, pp. 123-134, 2008.
11. S. K. Agrawal and J.-C. Ryu,
"Design of Dissipative and Stable Assist Robots,"
ASME Transactions, Journal of Mechanical Design, Vol. 129, No. 12, pp. 1251-1255, 2007.
12. S.-R. Oh, J.-C. Ryu, and S. K. Agrawal,
"Dynamics and Control of Helicopters with a Six-Cables Suspended Robot,"
ASME Transactions, Journal of Mechanical Design, Vol. 128, No. 5, pp. 1113-1121, 2006.
13. J.-C. Ryu, T.-G. Kang, and Y.-H. Cho,
"Electromagnetic Microactuators with the Electroplated Planar Coils Driven by Radial Magnetic Field,"
Journal (A) of the Korean Society of Mechanical Engineers, Vol. 25, No 1, pp. 16-24, 2001.
REFEREED CONFERENCE PAPERS
1. J.-C. Ryu and S. K. Agrawal,
"Differentially Flat Mobile Manipulators Mounted with an Under-actuated Vertical Arm,"
Proc. 2010 IEEE International Conference on Robotics and Automation (ICRA), pp. 5201-5206, 2010.
2. J.-C. Ryu and S. K. Agrawal,
"Differential Flatness-based Robust Control of a Two-wheeled Mobile Robot in the Presence of Slip,"
Proc. ASME Dynamic Systems and Control Conference (DSCC), DSCC2008-2228, 2008.
3. C. Tang, P. T. Miller, V. N. Krovi, J.-C. Ryu, and S. K. Agrawal,
"Kinematic Control of a Nonholonomic Wheeled Mobile Manipulator with a Differential Flatness Approach,"
Proc. ASME Dynamic Systems and Control Conference (DSCC), DSCC2008-2253, 2008.
4. J.-C. Ryu, V. Sangwan, and S. K. Agrawal,
"Differentially Flat Designs of Mobile Vehicles with Under-actuated Manipulator Arms,"
Proc. ASME International Mechanical Engineering Congress and Exposition (IMECE), IMECE2007-43526, 2007.
5. J.-C. Ryu, S. K. Agrawal, and J. Franch,
"Motion Planning and Control of a Tractor with a Steerable Trailer Using Differential Flatness,"
Proc. ASME International Design Engineering Technical Conference (IDETC), DETC2007-35288, 2007.
MSC Simulation Software Award paper.
6. R. Bostelman, J. Albus, T. Chang, T. Hong, S. K. Agrawal and J.-C. Ryu,
"DynaHLPR Chair: A Novel Indoor Mobility-Assist and Lift System,"
Proc. ASME International Design Engineering Technical Conference (IDETC), DETC2007-35295, 2007.
7. J.-C. Ryu, K. Pathak, and S. K. Agrawal,
"Control of a Passive Mobility Assistive Robot,"
Proc. ASME International Mechanical Engineering Congress and Exposition (IMECE), IMECE2006-14701, 2006.
8. S. K. Agrawal and J.-C. Ryu,
"Design of Dissipative and Stable Assist Robots,"
Proc. ASME International Design Engineering Technical Conference (IDETC), DETC06-99734, 2006.
9. S.-R. Oh, J.-C. Ryu, S. K. Agrawal,
"Dynamics and Control of Helicopters with a Six-Cables Suspended Robot,"
Proc. ASME International Design Engineering Technical Conference (IDETC), DETC2005-85131, 2005.
10. J.-C. Ryu, T.-G. Kang, and Y.-H. Cho,
"A New Transverse Electromagnetic Microactuator using the Radial Magnetic Field Guided by Symmetric Twin Magnets,"
Proc. ASME International Mechanical Engineering Congress and Exposition (IMECE), pp.105-109, 1999.
11. J.-C. Ryu, T.-G. Kang, and Y.-H. Cho,
"Electromagnetic Microactuators with the Electroplated Planar Coils Driven by Radial Magnetic Field,"
Proc. The 1st Korean MEMS Conference, pp.29-36, 1999.
(Under Review)
12. J.-C. Ryu, F. Ruggiero, and K. M. Lynch,
"Control of Nonprehensile Rolling Manipulation: Balancing a Disk on a Disk,"
submitted to IEEE International Conference on Robotics and Automation (ICRA), 2012.
OTHER PRESENATIONS AND POSTERS
A. Lynch, J.-C. Ryu, S. K. Agrawal, and J. C. (Cole) Galloway,
"Power Mobility Training for a 7-month-old Infant with Spina Bifida,"
Poster at the PT 2009: Annual Conference & Exhibition of the American Physical Therapy Association (APTA), 2009.
X. Chen, A. Lynch, J.-C. Ryu, S. K. Agrawal, and J. C. (Cole) Galloway,
"Effect of Force Field Joystick to Enhance Early Mobility in Infants,"
Poster at the 5th Annual Center for Biomedical Engineering Research Day, University of Delaware, 2008.
J. Katupitiya (Presenter), R. Eaton, J.-C. Ryu, and S. K Agrawal,
"A streamlined Approach to Future Autonomous Farming,"
In the Half-Day Workshop on Towards Autonomous Agriculture of Tomorrow at the IEEE International Conference on Robotics and Automation (ICRA), 2008.
J. C. (Cole) Galloway, J.-C. Ryu (Presenter), and S. K. Agrawal,
"First Generation of Mobility Devices in Special Needs Infants,"
Presentation at the 4th Annual Center for Biomedical Engineering Research Day, University of Delaware, 2007.
J.-C. Ryu and S. K Agrawal (Presenter),
"Differential Flatness Based Planning and Control of Classes of Mobile Vehicles,"
In the Full-Day Workshop on Collision-free Motion Planning for Dynamic Systems at the IEEE International Conference on Robotics and Automation (ICRA), 2007.