Журнал «Радиотехника» | Издательство РАДИОТЕХНИКА

V.N. Кuleshov - Dr.Sci. (Eng.), Professor, National Research University "MPEI". E-mail: vnk37@mail.ru
Т.I. Boldyreva - Ph.D. (Eng.), Associate Professor, National Research University "MPEI". E-mail: boldyrevati@yandex.ru
Е.М. Drozdova - Post-graduate student, National Research University "MPEI". E-mail: drozdovaem1989@mail.ru
А.А. Perfilyev - Ph.D. (Eng.), National Research University "MPEI". E-mail: perf@bk.ru

Methods of wavefront quality and surface roughness control of high-precision optics with large apertures

N. V. Baryshnikov - Dr.Sc. (Eng.), Head of Department, Bauman Moscow State Technical University. E-mail: baryshnikov@bmstu.ru
Ya. V. Gladysheva - Post-graduate Student, Engineer, Bauman Moscow State Technical University. E-mail: yanagladysheva@gmail.com
D. G. Denisov - Ph.D. (Eng.), Associate Professor, Bauman Moscow State Technical University. E-mail: denisov_dg@mail.ru
I. V. Zhivotovsky - Ph.D. (Eng.), Associate Professor, Bauman Moscow State Technical University. E-mail: ivj@bmstu.ru

Methods of calculating the noise characteristics of the fractional frequency synthesizer system using MATLAB

V.I. Borisov - Dr. Sc. (Eng.), Professor, Corresponding Member of RAS, Scientific Head, JSC «Concern «Sozvezdie» (Voronez). E-mail: bvi@sozvezdie.su S.K. Romanov - Ph. D. (Eng.), Leading Research Scientist, JSC «Concern «Sozvezdie» (Voronez). E-mail: skromanov@rambler.ru N.M. Tikhomirov - Dr. Sc. (Eng.), Senior Research Scientist, Head of Scientific and Technical Bureau, JSC «Concern «Sozvezdie» (Voronez). E-mail: tikhomir@sozvezdie.su A.V. Lenshin - Dr. Sc. (Eng.), Associate Professor, Professor, MESC «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: andrey-lenshin@yandex.ru

Parametric spectral analysis of signals with a gaussian shape of the spectrum under the influence of additive noise

V.G. Andreev - Dr. Sc. (Eng.), Associate Professor, Professor, Department of Radio Systems, Ryazan State Radio Engineering University E-mail: andrejev.v.g@rsreu.ru N.L. Tran - Post-graduate Student, Ryazan State Radio Engineering University E-mail: ngoclucryazan@gmail.com

Implementation and experimental study of frequency synthesizer with switched-paths of bringing the frequencies and control channels

N.M. Tikhomirov - Dr. Sc. (Eng.), Senior Research Scientist, Head of Scientific and Technical Bureau, JSC «Concern «Sozvezdie» (Voronez) E-mail: tikhomir@sozvezdie.su A.V. Lenshin - Dr. Sc. (Eng.), Associate Professor, Professor, MESC «Zhukovsky-Gagarin Air Force Academy» (Voronezh) E-mail: andrey-lenshin@yandex.ru V.N. Tikhomirov - Post-graduate Student, Senior Designer, JSC «Concern «Sozvezdie» (Voronez) E-mail: vtikhomirov@mail.ru

The doppler scattering model with variable blood volume in laser doppler flowmetry

Lapitan D.G. - Research Scientist, Laboratory of Medical Physics Research, Moscow Regional Scientific and Research Clinical Institute named after M.F. Vladimirsky (MONIKI) E-mail: lapitandenis@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

Features of setting random vibration parameters in design engineering programs when assessing the strength and stiffness of antenna devices

O.B. Oleynikov1, I.N. Dubovik2

1,2 PJSC «Radiofizika» (Moscow, Russia)

1,2 Moscow Aviation Institute (National Research University) (Moscow, Russia)

1 captain_oleg@mail.ru; 2 dubovig@mail.ru

Reception of orthogonal signals with signal-to-noise ratio estimation

А.А. Pshenitsyn – Ph.D. (Eng.), Associate Professor, Head of Department,

Research Center, Zhukov Air and Space Defense Academy (Tver)

E-mail: p_andrey2003@mail.ru

S.B. Zhironkin – Dr.Sc. (Eng.), Professor, Senior Research Scientist,

Research Center, Zhukov Air and Space Defense Academy (Tver)

E-mail: iadrin@mail.ru

А.V. Makarychev – Ph.D. (Eng.), Associate Professor, Senior Research Scientist,

Research Center, Zhukov Air and Space Defense Academy (Tver)

E-mail: elmak@mail.ru

А.А. Bliznyuk – Ph.D. (Eng.), Senior Research Scientist,

Research Center, Zhukov Air and Space Defense Academy (Tver)

E-mail: bliz_alex@mail.ru

P.М. Parkhomenko – Lecturer,

Department of Automated Control Systems (and Communications), Zhukov Air and Space Defense Academy (Tver)

Experimental determination of the coefficients of the formula for calculating the phase noise of direct digital synthesizers

A.V. Korolev1, S.G. Rykov2

1,2 JSC «All-Russian Scientific Research Institute of Radio Engineering» (Moscow, Russia)

Research of sealed magnetic contacts noise characteristics

D.S. Loginov – Post-graduate Student,

Department «Micro- and nanoelectronics», Ryazan State Radio Engineering University named after V.F. Utkin E-mail: skooobel@gmail.com

V.G. Litvinov – Ph.D.(Phys.-Math.), Associate Professor, Leading Research Scientist,

Department «Micro- and nanoelectronics», Ryazan State Radio Engineering University named after V.F. Utkin E-mail: vglit@yandex.ru

T.A. Kholomina – Dr.Sc.(Phys.-Math.), Professor, Head of Department «Micro- and nanoelectronics», Ryazan State Radio Engineering University named after V.F. Utkin

E-mail: marta.tap@yandex.ru

A.R. Semenov – Post-graduate Student,

Department «Micro- and nanoelectronics», Ryazan State Radio Engineering University named after V.F. Utkin E-mail: sem-a-sem@mail.ru

N.B. Rybin – Ph.D.(Phys.-Math.), Associate Professor,

Department «Micro- and nanoelectronics», Ryazan State Radio Engineering University named after V.F. Utkin E-mail: nikolay.rybin@yandex.ru

VHF cristal oscillator amplitude noise

Е.A. Silaev – Head of Sector,

PJSC «Radiofizika» (Moscow)

E-mail: evgeniysilaev@hotmail.com

Influence of quality of functioning of heterodines on interference of reception of signals with square amplitude modulation

V.G. Dovbnya − Dr.Sc. (Eng.), Associate Professor, Professor,

Department of Space Instrumentation and Communication Systems, South-West State University (Kursk) E-mail: vit_georg@mail.ru

D.S. Koptev − 2-nd year Post-graduate Student, Lecturer,

Department of Space Instrumentation and Communication Systems, South-West State University (Kursk) E-mail: d.s.koptev@mail.ru

Automated measuring system for investigating temperature dependence of low-frequency noise spectra in electronic elements and structures

A.V. Ermachikhin – Ph.D. (Phys.-Math.), Associate Professor of Department of Micro- and Nanoelectronics

V.G. Litvinov – Dr.Sc. (Phys.-Math.), Associate Professor, Leading Research Scientist,
Head of Department of Micro- and Nanoelectronics

E.P. Trusov – Post-graduate Student аспирант of Department of Micro- and Nanoelectronics

S.A. Kostryukov – Ph.D. (Phys.-Math.), Engineer of Department of Micro- and Nanoelectronics

VHF crystal oscillator noise Part 1. Theore

Е.A. Silaev1

1 PJSC Radiofizika (Moscow, Russia)

Features of application of fractal Gaussian noise type signals in telecommunication systems

Ya.Ya. Levin1

1 SUAI (St. Petersburg, Russia)

VHF crystal oscillator noise Part 2. Experimental and calculated data

E.А. Silaev1

1 PJSC “Radiofizika” (Moscow, Russia)

Noise-resistant algorithm of speech signal segmentation in subscriber identification systems

A.V. Korennoj1, D.S. Yudakov2, A.P. Chernyshov3, S. Alshavva4

1–4 Air Force Academy named after Professor N.E. Zhukovsky and Y.A. Gagarin (Voronezh, Russia)

1 korennoj@mail.ru, 2 yds12345@rambler.ru, 3 cherntol19@yandex.ru, 4 ashawasafwan7@gmail.com

Quasi-optimal algorithm for joint filtering of a speech signal and detecting pauses

A. V. Korennoj1, D. S. Yudakov2, S. M. Alshavva3
1–3 Air Force Academy named after Professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

1 korennoj@mail.ru, 2 yds12345@rambler.ru, 3 ashawasafwan7@gmail.com

Features of sampling frequency selection according to Kotelnikov's theorem for periodic signals with a limited spectrum

P.А. Моrоzоv1, R.А. Аniкin2, V.А. Pеtrov3

1–3 Yaroslavl Higher Military School of Air Defense (Yaroslavl, Russia)

1 mpa24@mail.ru, 2 anik-roman@mail.ru, 3 Peter.viacheslav@yandex.ru