He is co-founder of TEMU, holding the general chair since 2008. His research interests are in the fields of wireless networks, mobile telecommunication systems and multimedia service provisioning. He has published extensively in the area of interactive broadcasting and fixed-mobile converged infrastructures, including refereed papers in international journals, conference proceedings, workshops and printed books. He is member of the IEEE/ComSoc, IEE/IET, and serves in the Editorial Board of the Information Technology Journal and the Research Journal of Information Technology. Since 2007 acts a distinguished member of the Union of Regional TV Broadcasters of Greece.