1. CNR - Institute for Microelectronics and Microsystems, Via del Fosso del Cavaliere 100, 00133 Rome, Italy
2. Department of Electronic Engineering, University of Rome “Tor Vergata,” Via del Politecnico 1, 00133 Rome, Italy
3. Department of Computer Engineering, Epoka University, Rruga Tiranë-Rinas, Km 12, 1039 Tirana, Albania
4. Department of Information Engineering, Electronics and Telecommunications, University of Rome “La Sapienza,” Via Eudossiana 18, 00184 Rome, Italy