A.R. Bestugin1, S.V. Dvornikov2, S.S. Dvornikov3, I.A. Kirshina4, N.A. Ovchinnikova5

1–5 Saint Petersburg State University of Aerospace Instrumentation (SUAI) (St. Petersburg, Russia)

2,3 Military Academy of Communications named after Marshal of the Soviet Union S.M. Budyonny
(St. Petersburg, Russia)

1 fresguap@mail.ru, 2 practicdsv@yandex.ru, 3 dvornic92@mail.ru, 4 ikirshina@mail.ru, 5 NA_Ovchinnikova@guap.ru