Time delay systems Automatic control 25 Feedback control systems 5 Congresses 4 Mathematical models 4 Nonlinear systems 4 Robust control 4 Stability 4 System theory 4 Control theory 3 Chaotic behavior in systems 2 Control engineering 2 Dynamics 2 Engineering 2 H2 control 2 Household appliances, Electric 2 Kalman filtering 2 Linear time invariant systems 2 Partial differential equations 2 Standards 2 System design 2 Design and construction 1 PID controllers 1 Systems theory 1