1. Department of Electronic Engineering, University of Rome Tor Vergata, Rome, Italy
2. Agenzia per la Protezione Ambientale del Lazio, Rome, Italy
3. Consorzio Nazionale Interuniversitario per le Telecomunicazioni, University of Rome Tor Vergata, Rome, Italy
4. Department of Electrical and Information Engineering “Maurizio Scarano”, University of Cassino and Southern Lazio, Cassino, Italy
5. Opnet, Rome, Italy
6. Computer, Electrical, and Mathematical Science and Engineering Division, King Abdullah University of Science and Technology, Thuwal, Makkah, Saudi Arabia