1. Faculty of Commerce, Van Lang University, Ho Chi Minh City, Vietnam
2. Department of Telecommunications, VSB—Technical University of Ostrava, Ostrava, Czech Republic
3. Department of Cybernetics and Biomedical Engineering, Faculty of Electrical Engineering and Computer Science, VSB—Technical University of Ostrava, Ostrava, Czech Republic
4. Faculty of Electrical and Electronics Engineering, Ton Duc Thang University, Ho Chi Minh City, Vietnam