O.B. Popov1, T.V. Chernysheva2, V.A. Abramov3, A.A. Borisov4

1–4 Moscow Technical University of Communications and Informatics (Moscow, Russia)

1 olegp45@yandex.ru, 2 krba2012@yandex.ru, 3 vabramov44@mail.ru, 4 a.borisov199@gmail.com