R.R. Faizullin - Dr.Sc. (Eng.), Professor, Department of Radioelectronics and Telecommunications Systems, Kazan National Research Technical University named after A.N. Tupolev E-mail: rrfayzullin@kai.ru G.I. Shcherbakov - Ph.D. (Eng.), Professor, Department of Radioelectronics and Telecommunications Systems, Kazan National Research Technical University named after A.N. Tupolev E-mail: rts@kai.ru M.M. Fatykhov - Post-graduate Student, Department of Nanotechnologies in Electronics, Kazan National Research Technical University named after A.N. Tupolev E-mail: marat.fatykhovs@gmail.com A.Y. Insarov - Applicant for a Ph.D., Kazan National Research Technical University named after A.N. Tupolev; Head of Network Planning Department, «Intis - Telecom» LLC E-mail: insarov@intistele.com