A.V. Borisenkov1, O.V. Goryachkin2, V.P. Kubanov3, A.S. Lifanov4

1–4 Povolzhskiy State University of Telecommunications and Informatics (PGUTI) (Samara, Russia)

1 a.borisenkov@psuti.ru; 2 o.goryachkin@psuti.ru; 3 v.kubanov@psuti.ru; 4 a.lifanov@psuti.ru