Издательство РАДИОТЕХНИКА

K.Y. Gavrilov -Dr.Sc. (Eng.), Director of Educational Research and Production Center (ERPC), Faculty of Flying Vehicles Radio Electronics, Moscow Aviation Institute (National Research Uneversity) MAI (NRU). E-mail: gvrk61@mail.ru Yu.V. Igonina - Design engineer, the Branch of JSC Sukhoi Company «Sukhoi Design Bureau» (Moscow). E-mail: lorja@mail.ru O.N. Linnikov - Ph. D. (Eng.), Director of Research and Production Center «Designingradar systems», Faculty of Flying Vehicles Radio Electronics, Moscow Aviation Institute (National Research Uneversity) MAI (NRU). E-mail: olinmai@yandex.ru N.S. Panyavina - Head of the Department of Reliability and Testing, CNIRTI named after academician Berg (Moscow). E-mail: n.reznichenko@gmail.com

The algorithm is complex statistical analysis of variability heart rate based on a modified method of interval condi-tioned medium

S.G. Gurzhin Ph.D. (Eng.), Associate Professor, Department of Information-Measuring and Biomedical Engineering, Ryazan State Radio Engineering University, the Winner of the Lenin Komsomol Prize in Science and Technology (1984), Laureate of the Ryazan Region on Science and Technology and the Silver Medal Academician V. F. Utkin, Honorary Worker of Higher Professional Educatin of the Ressian Federation (2015). E-mail: gurzhin@mail.ru A.A. Dunaev Dr Sc. (Eng.), Professor, Department of Computer Science and Computer Engineering, Ryazan State University named after S. A. Esenin. E-mail: a.dunaev@rsu.edu.ru L.P. Zhalnenkova Teacher of Mathematics and Infomatics, Municipal Budget Educational Institution - Secondary Comprehen-sive School № 7 - (Kasimov). E-mail: e_lubochka@inbox.ru V.E. Simbirtsev Post-graduate Student, Department of Computer Science and Computer Engineering, Ryazan State University named after S. A. Esenin, Teacher of Computer Kasimov Branch RSBEI SVE - Ryazan Medical College-Social?. E-mail: simbir-zev@gmail.com

Measurement of the time and frequency shifting signals with discrete Fourier transforms

V.A. Ufaev - Dr.Sc. (Eng.), Senior Research Scientist, Military Educational-Scientific Center of air Forces of the «Military-Air Academy named after Professor N.E. Zhukovsky and Yu. A. Gagarin» (Voronezh) E-mail: Andreyuff@mail.ru M.F. Volobuev - Ph.D. (Eng.). Associate Professor, Military Educational-Scientific Center of air Forces of the «Military-Air Academy named after Professor N.E. Zhukovsky and Yu. A. Gagarin» (Voronezh) E-mail: volmf81@mail.ru

Spectral representation for the periodic averaging of a continuous periodic signal using of discrete Fourier transform

Т.Ya. Shevgunov – Ph.D. (Eng.), Associate Professor,

Moscow Aviation Institute (National Research University)

E-mail: shevgunov@gmail.com

О.А. Guschina – Post-graduate Student,

Moscow Aviation Institute (National Research University) E-mail: busya_03@mail.ru

Implementation of the non-uniform Fourier transform for the multistatic radioholography

A.N. Semenov – Ph.D. (Eng.), Associate Professor, Bauman Moscow State Technical University

E-mail: semenov.an@bmstu.ru

V.I. Krainy – Ph.D. (Eng.), Associate Professor, Bauman Moscow State Technical University E-mail: vladk@bmstu.ru

Quaternion domain discrete Fourier transform of the pulses vector

V.M. Sovetov1

1 FGBU16 Central Research Institute of the Ministry of Defense of the Russian Federation (Moscow, Russia)