1. Department of Telecommunications and Media Informatics, Budapest University of Technology and Economics, 2 Magyar Tudósok krt., H-1117 Budapest, Hungary
2. Department of Networked Systems and Services, Budapest University of Technology and Economics, 2 Magyar Tudósok krt., H-1117 Budapest, Hungary
3. Department of Broadband Infocommunications and Electromagnetic Theory, Budapest University of Technology and Economics, 2 Magyar Tudósok krt., H-1117 Budapest, Hungary
4. Department of Automation and Applied Informatics, Budapest University of Technology and Economics, 2 Magyar Tudósok krt., H-1117 Budapest, Hungary