Stochastic hybrid systems: modeling, identification, and control
Channel allocation for multiple services digital networks
Estimation, detection, and filtering especially for hybrid and nonlinear systems
Applications to communications networks and manufacturing control
Singular perturbation theory
Selected Publications
With C.C. Lee, "QoS-Guided Bandwidth Management in Differentiated Time
Scales," Journal of Optimization Theory and Applications,
Vol. 115, pp. 517-547, Dec. 2002
With Y. Sun, C.C. Lee, and R. Berry, "A Load-Adaptive ACK Pacer for TCP
Traffic Control," Proc. 40th Allerton Conf. On Communications, Control,
and Computing, pp. 1619-1620, Oct. 2-4, 2002.
With S. Schwartz, "An Upper Stability Bound for Singularly-Perturbed
Delta-Operator formulated Discrete-Time Systems," Proc. 41st IEEE Conf.
on Decision & Control, pp. 2927-2928, Las Vegas, NV, Dec. 10-13, 2002.
With S. Schwartz, "Stability Criteria for Linear Periodic Switched Systems,"
Proc. 2003 American Control Conf., pp. 3215-3229, Denver, CO, June 4-6, 2003.
With S. Schwartz, "Control of Jump Linear Systems Having Semi-Markov Sojourn Times,"
Proc. 42nd IEEE Conf. On Decision & Control, pp. 2804-2805, Maui, Hawaii, Dec. 9-12, 2003.
With Y. Sun, C.C. Lee, and R. Berry, "An Application of the Control-Theoretic
Modeling for a Scalable TCP ACK Pacer," Proc. 2004 American Control Conf.,
pp. 2316-2321, Boston, MA, June 30-July 2, 2004
Courses
(Web sites for courses will be activated during the appropriate quarter)