K.G. Gareev - Post-graduate Student, Saint-Petersburg State Electrotechnical University «LETI» n. a. V. I. Ulyanov (Lenin)
I.E. Kononova - Research Scientist, Saint-Petersburg State Electrotechnical University «LETI» n. a. V. I. Ulyanov (Lenin)
V.A. Moshnikov - Dr.Sc. (Phys.-Math.), Professor, Saint-Petersburg State Electrotechnical University «LETI» n. a. V. I. Ulyanov (Lenin)