Sangjin Lee
Research
Spaceflight Dynamics and Control
Optimal Control Theory / Trajectory Optimization
Estimation of Dynamic Systems
Publications
*Journal papers
Lee, S. and Park, S.-Y., "Approximate Analytical Solutions to Optimal Reconfiguration Problems in Perturbed Satellite Relative Motion," Journal of Guidance, Control, and Dynamics, Vol. 34, No. 4, 2011, pp. 1097-1111.
*Proceedings
Lee,S., Liu, W., and Hwang, I., "Event-based State Estimation Algorithm using Markov Chain Approximation," AACC American Control Conference, Washington, DC, 2013 (submitted).
Lee, S., Liu, W., and Hwang, I., "Event-triggered Filtering with Application to Target Tracking in Binary Sensor Networks," IEEE Conference on Decision and Control, Maui, Hawai, 2012.
Lee, S. and Hwang, I., "Hybrid High- and Low-Thrust Optimal Path Planning for Satellite Formation Flying," AIAA Guidance, Navigation, and Control, Minneapolis, Minnesota, 2012.
Lee, S. and Park, S.-Y., "Second-Order Analytical Solutions to Fuel-Optimal Control Problems in Satellite Formation Flying," 20th AAS/AIAA Space Flight Mechanics Meeting, San Diego, CA, 2010, AAS 10-161.
Background
2016 - 2017, Visiting Assistant Professor in Aeronautics and Astronautics, Purdue University, West Lafayette, IN
2011 - 2016, Ph.D. student in Aeronautics and Astronautics, Purdue University, West Lafayette, IN
2008 - 2010, M.S. in Astronomy, Yonsei University, Seoul, South Korea
2001 - 2008, B.S. in Astronomy, Yonsei University, Seoul, South Korea