Recent Work and Publications
The following papers use the Popov criterion to derive new fundamental low frequency limitations for networked control systems, subject to a long delay and saturation.
- T. Wigren, "A disturbance rejection and data rate trade-off in networked data flow control", to appear in European J. Contr., 2018.
New methods for delay control in 5G wireless communication systems are described in
- T. Wigren, K. Lau, R. Delgado and R. H. Middleton, "Globally stable delay alignment for feedback control over NR multi-point connections", submitted to IEEE Trans. Contr. Network Systems (CONES), September, 2018.
- R. H. Middleton, T. Wigren, L. Boström, R. A. Delgado, K. Lau, R. Karlsson, L. Brus and E. Corbett, "Delay control and alignment for feedback control applications in NR", to appear in IEEE Vehicular Technology Magazine, December, 2018.
- K. Lau, T. Wigren, R. H. Middleton and R. Delgado, "Delay alignment control for 5G multi connectivity", to appear in Proc. IEEE CDC, Miami, Fl, U.S.A., December 17-19, 2018.