A.A. Dyachenko - Ph.D. (Eng.), Senior Research Scientist, V.A. Kotelnikov-s Institute of Radio Engineering and Electronics of RAS. E-mail: arhip36@bk.ru O.E. Shushpanov - Dr.Sc. (Phys.-Math.), Professor, Chief Research Scientist, V.A. Kotelnikov-s Institute of Radio Engineering and Electronics of RAS. E-mail: oeshome@mail.ru