1. University of the Aegean,Department of Information and Communication Systems Engineering,Karlovasi,GR,Greece,82300
2. Open University of Cyprus (OUC),Faculty of Pure and Applied Sciences,Nicosia,CY,Cyprus,2252
3. Hellenic Mediterranean University (HMU),Department of Electrical and Computer Engineering (ECE),Heraklion,GR,Greece,71004
4. Aristotle University of Thessaloniki (AUTH),Department of Electrical and Computer Engineering (ECE),Thessaloniki,GR,Greece,54124