V.N. Negoda - Dr. Sci. (Eng.), professor at computer science chair, Ulyanovsk State Technical University. E-mail: nvn@ulstu.ru
A.V. Kurepin - master of computer science, head of department of telecommunication, Ulyanovsk State Technical University. E-mail: a.kurepin@ulstu.ru
S.B. Kiryushkin - Engineer, JSC «All-Russia SRI of Radio Engineering» (Moscow). E-mail: kolledze@yandex.ru