dio Engineering University. E-mail: belka-gjs@yandex.ru S.A. Gaulle Ph.D. (Eng.), Associate Professor, Department of Information-Measuring and Biomedical Engineering, Ryazan State Radio Engineering University. E-mail: likvon@list.ru E.A. Zakharova Post-graduate Student, Department of Information-Measuring and Biomedical Engineering, Ryazan State Ra-dio Engineering University E-mail: white_ange@mail.r

T.A. Zhilnikov1, V.I. Zhulev2, A.A. Zhilnikov3

1,3 The Academy of the Federal Penitentiary Service of Russia (Ryazan, Russia)

2 FSBEI HE “Ryazan State Radio Engineering University named after V.F. Utkin” (Ryazan, Russia)

1 ark9876@mail.ru