Konstantinos IoannouKonstantinos Ioannou was born in Patras, Greece, in 1975. He received the diploma and the PhD in electrical and computer engineering in 1998 and 2004, respectively, from the Polytechnic School of the University of Patras. His dissertation, elaboratedat the Wireless Telecommunications Laboratory of the Department of Electrical and Computer Engineers, dealt with Channel Assignment Techniques, Handover Procedures, Traffic Modeling and Call Admission Policies in 2G, 3G Mobile Systems and Security Mobile Systems. During his postgraduate studies, he participated in many European and national research projects. Since the September of 2006, he is working as network engineer in ministry of interior of Greece and as a post doctor in Wireless Telecommunication Laboratory in department of electrical and computer engineering in University of Patras. During the last 2 years, he belongs also to the Technical Consultants Team of the Ministry of Public Order, regarding the C4I Olympic Security System, involved, among others, with TETRA and AVL subsystems. His scientific interests include Mobile and Satellite Communications, Wired and Wireless Networks, Handover and Channel Assignment Techniques and Communication Services. A lot of publications in scientific journals and conference proceedings - 27 and 41, respectively – and 3 chapters in books, document his research activity. Konstantinos Ioannou is a member of the Technical Chamber of Greece (TEE). Read More Read Less