Hoam Chung

Hoam in the BEAR ground station

Campus Office: 391 Cory Hall  Berkeley, CA 94720
Richmond Field Station Office: RSF Bldg #164  
phone: (510) 665-3542
Email: hachung at eecs.berkeley.edu 


I'm a post-doctoral researcher at the University of California, Berkeley for Professor Shankar Sastry. I majorly work for  BErkeley AeRobot (BEAR) project

My research interests include the application of model predictive control (MPC) theory for distributed systems, safe set approximation using receding horizon optimization, real-time system design and software/hardware implementation, unmanned aerial vehicles (UAVs), rotorcraft dynamics, and robotics. 

Recently, I started to work with Professor Elijah Polak on the fast solver for finite-horizon optimal control problems.

curriculum vitae (pdf)


Educations:

Ph.D in Mechanical Engineering,  May 2006, University of California, Berkeley, CA. 
Dissertation title: Autonomous helicopter formation: model predictive control approach

M.S in Precision Mechanical Engineering,  Aug 1999, Hanyang University, Seoul, Korea. 
Thesis title: ZMP Compensation and Impedance Control for Improving Walking Stability of Biped Robots

B.S in Precision Mechanical Engineering,  Feb 1997, Hanyang University, Seoul, Korea.


Research:
Publications:  

Hoam Chung, Elijah Polak, and Shankar Sastry, "An Accelerator for Packages Solving Discrete-Time Optimal Control Problems," IFAC 2008 (to appear)

Hoam Chung, Elijah Polak, and Shankar Sastry, "Enhancements for Contractive Receding Horizon Control ," IFAC 2008 (to appear)

Hoam Chung, Elijah Polak and S. Shankar Sastry, "On the Off-Label Use of Outer Approximations: An External Active Set Strategy,"  EECS Department, University of California, Berkeley, Technical Report No. UCB/EECS-2007-127, October 26, 2007. (also submitted to Computational Optimization and Applications)

Elijah Polak, Hoam Chung and S. Shankar Sastry, "An External Active-Set Strategy for Solving Optimal Control Problems," EECS Department, University of California, Berkeley, Technical Report UCB/EECS-2007-90, July 16, 2007. (also submitted to IEEE Transactions on Automatic Control)

Jessica J. Pannequin, Alexandre M. Bayen, Ian M. Mitchell, Hoam Chung, and Shankar Sastry, "Multiple Aircraft Deconflicted Path Planning with Weather Avoidance Constraints," AIAA GN&C Conference, 2007.

E. Shaw, Hoam Chung, S. Sastry, and Karl Hedrick, "Unmanned Helicopter Formation Flight Experiment for the Study of Mesh Stability," Cooperative Systems: Control and Optimization,  D. Grundel, R. Murphey, P. Pardalos and O. Prokopyev (Editors), Lecture Notes in Economics and Mathematical Systems, Vol. 588, Springer, 2007.

Hoam Chung and S. Sastry, "Autonomous Helicopter Formation using Model Predictive Control", AIAA GN&C Conference, Keystone, Colorado, 2006. 

D.H. Shim, Hoam Chung and S. Sastry, "Conflict-free navigation in unknown urban environments," IEEE Robotics & Automation Society Magazine, Volume 13,  Issue 3,  Sept. 2006, Page(s):27 - 33

D. Shim, Hoam Chung, H. J. Kim, S. Sastry, "Autonomous Exploration in Unknown Urban Environments for Unmanned Aerial Vehicles," AIAA GN&C Conference, San Francisco, California, August 2005. 

D. H. Shim, H. J. Kim, Hoam Chung, S. Sastry, "Multi-functional Autopilot Design and Experiments for Rotorcraft-based Unmanned Aerial Vehicles ", 20th Digital Avionics Systems Conference, Florida, 2001. 

Jong H. Park and Hoam Chung, "Hybrid Control of Biped Robots to Increase Stability in Locomotion," Journal of Robotic Systems, Vol. 17, No. 4, pp. 187-197, 2000. 

Jong H. Park and Hoam Chung, "ZMP Compensation by On-Line Trajectory Generation for Biped Robots," Proceedings of IEEE Conference on Systems, Man and Cybernetics (SMC'99), pp. 960-965 (IV), Tokyo, Japan, October 1999.

Jong H. Park and Hoam Chung, "Impedance Control and Modulation for Stable Footing in Locomotion of Biped Robots," Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS'99), pp. 1786-1791, Kyungju, Korea, October 1999.

Jong H. Park and Hoam Chung, "Hybrid Control for Biped Robots Using Impedance Control and Computed-Torque Control," Proceedings of IEEE International Conference on Robotics and Automation (ICRA'99), pp. 1365-1370, Detroit, USA, May 1999

My old publications can be downloaded from Mechatronics Lab. at Hanyang University
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