Irfan Ahmed received the B.E. Electrical Engineering degree and the M.S. Computer Engineering degree from the University of Engineering and Technology, Taxila, Pakistan, in 1999 and 2003, respectively, and the PhD degree in Telecommunication Engineering from the Beijing University of Posts and Telecommunications, Beijing, China, in 2008. Currently, he is working as an associate professor in Higher Colleges of Technologies, UAE. From 2011 to 2017, he worked in Taif University as assistant/associate professor. He was a postdoctoral fellow with Qatar University from April 2010 to March 2011, where he worked on two research projects, wireless mesh networks with Purdue University, USA, and radio resource allocation for LTE with Qtel. His research interests include wireless LAN (WLAN) medium access control (MAC) protocol design and analysis, 5G communications, mmWave and massive MIMO communications, performance analysis of wireless channels, energy constrained wireless networks, and radio resource allocation. He is an active reviewer of IEEE, Springer, and Elsevier journals and conferences. He is an associate editor of IEEE Access journal.