V.I. Smirnov – Dr. Sc. (Eng.), Professor, Department «Electronic Instrumentation Design and Technology», Ulyanovsk State Technical University

E-mail: smirnov-vi@ulstu.ru

V.A. Sergeev – Dr. Sc. (Eng.), Associate Professor, Director of Ulyanovsk branch of Kotel'nikov IRE of RAS E-mail: sva@ulstu.ru

A.A. Gavrikov – Ph. D. (Eng.), Senior Research Scientist, Ulyanovsk branch of Kotel'nikov IRE of RAS E-mail: a.gavrikoff@gmail.com

A.M. Shorin – Post-graduate Student, Department «Electronic Instrumentation Design and Technology»,  Ulyanovsk State Technical University

E-mail: anshant@yandex.ru