Received his degrees of Ph. D. and HDR (Habilitation à Diriger la Recherche) in telecommunication in 1990 and 2001 respectively from the university of Rennes in France. Currently a Professor in the department of Electronics and Telecommunication of the university of Rennes 1 and a researcher in the Group of Antennas & High frequency at the institute of Telecommunication of Rennes, where he is the responsible of a research theme concerning the new concepts and architecture of antennas design. Main research activities include broadband and UWB antennas, miniaturization, printed spiral and helical antennas, microstrip antennas and arrays, antennas for mobile communications, conformal antennas,... Conducted and involved in more than 15 development projects for private companies and participating in the European Network of Excellence ACE (Antenna Center of Excellence) in the small antenna WP. A reviewer for IEEE APS, AWPL, IET Letters….Author and co-author of 30 international papers, 90 conference presentations and holds 8 European patents. He was the conference Chairman of the 11th International Canadian Conference ANTEM (Antenna Technology and Applied ElectroMagnetics), held at Saint Malo in France, 2005.