D.V. Andreeva - Post-graduate Student, Moscow State University of Information Technologies, Radio Engineering and Electronics (MIREA). E-mail: sapfir30@gmail.com G.I. Andreev - Post-graduate Student, Lebedev Institute of Precision Mechanics and Computer Engineering of RAS (Moscow). E-mail: andreeffgena@rambler.ru S.N. Zamuruev - Dr. Sc. (Eng.), Head of Department of Radiolocation and Radionavigation, Moscow State University of Information Technologies, Radio Engineering and Electronics (MIREA). E-mail: zamuruev@mirea.ru