I. P. Kovalyov, D. M. Ponomarev

I. P. Kovalyov - Ph.D. (Eng.), Associate Professor of Department of Theory of Circuits and Telecommunications, Nizhny Novgorod State Technical University n.a. R.E. Alekseev. E-mail: kovalyov@nntu.nnov.ru N. I. Kuzikova - Ph.D. (Eng.), Associate Professor of Department of Physics and Technology of Optical Communication, Nizhny Novgorod State Technical University n.a. R.E. Alekseev. E-mail: physics@nntu.nnov.ru

А.V. Mayborodin - Ph.D. (Eng.) (1942-2010) V.I. Petrosyan - Ph.D. (Phys.-Math.), Leading Research Scientist, Research and Production Company «TELEMAC», Saratov E-mail: voldemarakva@yandex.ru O.V. Betskiy - Dr.Sc. (Phys.-Math.), Professor, Head of Laboratory, IRE RAS, Moscow, E-mail: betskii@yandex.ru S.V. Vlaskin - Ph.D. (Phys.-Math.), Technical Director, Research and Production Company «TELEMAC», Saratov E-mail: vl@telemak-saratov.ru; E-mail: s-vlaskin@yandex.ru S.A. Dubovitskiy - Ph.D. (Phys.-Math.), General Director, Research and Production Company «TELEMAC», Saratov E-mail: vl@telemak-saratov.ru