Institutionen för informationsteknologi

Recent Work and Publications

The following paper presents new techniques for low complexity beam direction scanning when performing OTDOA positioning using narrow beam forming, in particular in mmW systems

  • R. Delgado, T. Wigren, K. Lau, R. Middleton and I. Siomina, "Statistical beam information for mmW positioning", Proc. VTC2020-Spring, Antwerp, Belgium, May 25-28, 2020.

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", IEEE Trans. Contr. Network Systems (CONES), April, 2020. DOI:10.1109/TCNS.2020.298978. Available:
  • T. Wigren, Y. Sung, R. A. Delgado, K. Lau and R. H. Middleton, "Jitter suppression for very low latency feedback control over NR", VTC2020-Spring, Antwerp, Belgium, May 25-28, 2020.

New results on nonlinear stability based ammonium feedback and feed-forward control in wastewater treatment plants exploiting a modified PI controller are described in

  • T. Chistiakova, T. Wigren and B. Carlsson, "Combined L_2-stable feedback and feedforward aeration control in a wastewater treatment plant", IEEE Trans. Contr. Sys. Tech., no. 3, vol. 28, pp. 1017-1024, 2020. DOI: 10.1109/TCST.2019.2891410.
Uppdaterad  2020-07-01 12:10:25 av Torbjörn Wigren.