Hugo Tullberg is a Master Researcher at Radio Access Technologies, Ericsson Research. His research interests include communication and information theory, machine learning and inference systems, cognitive radio, and ad hoc networking. Hugo Tullberg holds an M.Sc. from Lund University, Sweden, and a Ph.D. degree in Communication Theory and Systems from the University of California an Diego. He was the technical coordinator of the EU FP7 project METIS, and has co-authored a chapter on 5G system concepts in the book “5G Mobile and Wireless Communications Technology”.