A.N. Ryubakov - Leading Engineer, VNIIA named after N.L. Dukhova E.V. Egorova - Ph.D. (Eng.), Associate Professor, Department of Telecommunication Systems, MIREA (Moscow). Е-mail: calipso575@gmail.com V.V. Vetrova - Ph.D. (Eng.), Associate Professor, Department of Telecommunication Systems, MIREA (Moscow)

D.V. Vasilieva1, S.V. Dvornikov2

1 St. Petersburg State University of Aerospace Instrument Engineering (St. Petersburg, Russia)

2 The Military Academy of Communications n.а. Marshal of the Soviet Union S.M. Budyonny (St. Petersburg, Russia)

1 dolli.dina@mail.ru; 2 practicdsv@yandex.ru

D.V. Vasilieva1

1St. Petersburg State University of Aerospace Instrumentation (St. Petersburg, Russia)

1dolli.dina@mail.ru