N.M. Ushakov - Dr. Sc. (Phys.-Math.), Head of Laboratory of Submicron Electronics, Saratov branch of Kotel\'nikov IRE of RAS, Professor, Department «Radio Engineering», Yuri Gagarin State Technical University of Saratov. E-mail: nmu@bk.ru S.Yu. Molchanov - Post-graduate Student, Department «Radio Engineering», Yuri Gagarin State Technical University of Saratov. E-mail: canishe@yandex.ru

N.M. Ushakov - Dr. Sc. (Phys.-Math.), Head of Laboratory of Submicron Electronics, Saratov branch of Kotel\'nikov IRE of RAS, Professor, Department «Radio Engineering», Yuri Gagarin State Technical University of Saratov E-mail: nmu@bk.ru S.Yu. Molchanov - Post-graduate Student, Department «Radio Engineering», Yuri Gagarin State Technical University of Saratov E-mail: canishe@yandex.ru