1. Juraj Dobrila University of Pula (UNIPU), Department of Information and Communication Technologies, Preradovićeva 1/1, HR-52100 Pula, Croatia.
2. University of Zagreb, Faculty of Electrical Engineering and Computing, Department of Electronics, Microelectronics, Computer and Intelligent Systems, Unska 3, HR-10000 Zagreb, Croatia.
3. University of Zagreb, Faculty of Electrical Engineering and Computing, Department for Electronic Systems and Information Processing, Unska 3, 10000 Zagreb, Croatia.