1. Graduate Program in Computer Sciences (PPGCC), Federal University of Technology - Paraná (UTFPR), Ponta Grossa, Brazil
2. Coordination in Computer Engineering (COENC), Federal University of Technology - Paraná (UTFPR), Toledo, Brazil
3. Department of Electronics Engineering (DAELE), Federal University of Technology - Paraná (UTFPR), Ponta Grossa, Brazil