V.B. Baiburin - Dr. Sc. (Phys.-Math.), Professor, Department «Information security of automated systems», Yuri Gagarin State Technical University of Saratov, Honored Scientist of RF, Academic of RANS. E-mail: baiburinvb@rambler.ru V.P. Meschanov - Dr. Sc. (Eng.), Professor, Director of NIKA-Microwave, Ltd (Saratov), Honored Scientist of RF. E-mail: nika373@bk.ru V.A. Kuznetsov - Ph. D. (Phys.-Math.), Associate Professor, Department of Engineering Physics, Saratov State Agro University named after N.I. Vavilov. E-mail: kuznetsov.va1948@yandex.ru