S. G. Aliushina, P. E. Denisenko, O. G. Morozov, I. R. Sadykov, O. A. Stepuschenko

V. S. Savvateev, D. S. Glotova

A.I. Tyazhev - Dr. Sc. (Eng.), Professor, Department of Radio Broadcasting and Television, Volga State University of Telecommunications and Informatics (Samara). E-mail: tyagev@psati.ru