1. Antennas and Microwave Devices Laboratory, Ecole Militaire Polytechnique, Algiers, Algeria
2. Radar Laboratory, Ecole Militaire Polytechnique, Algiers, Algeria
3. Department of Telecommunications, University of Science and Technology Houari Boumediene, Algiers, Algeria
4. Dipartimento per le Tecnologie, Università degli Studi di Napoli Parthenope, Naples, Italy