S.G. Gurzhin1, V.I. Zhulev2, E.M. Proshin3, A.V. Shulyakov4

1–4 FSBEI HE "Ryazan State Radio Engineering University named after. V.F. Utkin" (Ryazan, Russia)

1 gurzhin@mail.ru, 2 zhulev.v.i@rsreu.ru, 3 proshin39@mail.ru, 4 shul_andr@mail.ru