His research interests are in the field of wireless communications, specifically ad-hoc networks and vehicular networks. He has published more that 110 papers in refereed journals and leading international conferences, and holds three patents. He has been involved in the chairing committe of several leading international conferences, including the Institute of Electrical and Electronics Engineers (IEEE) GLOBECOM, IEEE INFOCOM and IEEE/IFIP WONS. Currently he serves as an editor for the Journal of Computer Networks (JCN). He is a Member of IEEE.