1. University of Naples Federico II,Department of Electrical Engineering and Information Technology (DIETI),Naples,Italy
2. University of Naples Federico II,Department of Neuroscience and Reproductive and Odontostomatological Sciences,Naples,Italy
3. University of Salento,Department of Engineering for Innovation,Lecce,Italy
4. Chemnitz University of Technology,Department of Electrical Engineering and Information Technology,Chemnitz,Germany
5. University of Technology,Measurement and Sensor Technology Chemnitz,Chemnitz,Germany