1. Department of Electronics, DICIS-University of Guanajuato, Comunidad de Palo Blanco s/n, 36885 Salamanca, GTO, Mexico
2. Department of Mechatronics, ITESI, Carretera Irapuato-Silao Km. 12.5, 36821 Irapuato, GTO, Mexico
3. Information Technology Laboratory, CINVESTAV, Parque Científico y Tecnológico, 87130 Ciudad Victoria, TAMPS, Mexico