A.Yu. Gordeev - Post-Graduate Student, Department of Theoretical Radio Physics and Radio Engineering, Moscow State Technical University of Radio Engineering, Electronics and Automation (MSTU MIREA). E-mail: alexur-gor2008@gmail.com
V.V. Yatsishen - Dr.Sc. (Eng.), Professor, Department of Forensic Expertise and Physical Materials Science, Volgo-grad State University (VolSU). E-mail: yatsishen@list.ru
V. V. Biryukov - Ph.D. (Eng.), Associate Professor, Department of Physics and Technology of Optical Communication, Nizhny Novgorod State Technical University n.a. R.E. Alekseev. E-mail: physics@nntu.nnov.ru
Yu. V. Raevskaya – Ph.D. (Eng.), Associate Professor of Department of Physics and Technology of Optical Communication, Nizhny Novgorod State Technical University n.a. R.E. Alekseev