Vestnik of Ryazan State
Radio Engineering University

 Contents and abstracts 

RADIO ENGINEERING AND RADAR

IMAGE FUSION BY THE METHOD OF PRINCIPAL COMPONENT ANALYSIS WITH ADAPTATION TO NOISE POWER

Autors: A. S. Sychev, I. S. Kholopov.

Key words: multispectral vision system, image fusion, principal component analysis, signal to noise ratio,

modified gray level variance, image quality measures.

DOI: 10.21667/1995-4565-2020-71-3-14

COMPARATIVE ANALYSIS OF TWO METHODS OF NONLINEAR OPTIMIZATION IN THE PROBLEM OF CALIBRATING THREE-AXIAL MEMS ACCELEROMETER

Autors: I. S. Kholopov, I. A. Lyutkov.

Key words: MEMS accelerometer calibration, Gauss – Newton method, Levenbergh – Marquardt method.

DOI: 10.21667/1995-4565-2020-71-15-22

SIMULATION OF MICROWAVE DIVIDER-COMBINER POWER AMPLIFIER SUBMODULES

Autors: E. P. Vasilyev.

Key words: directional coupler, electrodynamics and circuit modeling, phase-shifting circuit with distributed and lumped parameters, data from a machine experiment, divider–combiner power, submodules of power amplifiers of L, S and X-band.

DOI: 10.21667/1995-4565-2020-71-23-33

STUDY OF MICROWAVE TRANSISTOR MEASUREMENT SMOOTHING ALGORITHMS FOR SMALL-SIGNAL NOISE MODELING

Autors: D. V. Bilevich, А. А. Popov, I. M. Dobush, A. E. Goryainov, Y. A. Novichkova.

Key words: small-signal model of transistor, noise model of transistor, noise figure, smoothing technique, low noise amplifier.

DOI: 10.21667/1995-4565-2020-71-34-44

 

MATHEMATIC AND SOFTWARECOMPUTER SYSTEMS AND COMPUTER NETWORKS

ESTIMATION OF THE POSSIBILITY TO PROVIDE GUARANTEED DATA RATE FOR A CLIENT IN SOFTWARE-DEFINED OPTICAL NETWORK

Autors: Yu. L. Leokhin, T. D. Fatkhulin.

Key words: multiservice telecommunication network, service, software-defined optical network, guaranteed data rate, share of blocking calls, channel resource, flow of calls, mathematical model, method.

DOI: 10.21667/1995-4565-2020-71-45-59

STOCHASTIC NETWORKS USAGE WHEN PLANNING PROFIT TAKING INTO ACCOUNT POSSIBLE LOSSES

Autors: A. P. Shibanov, A. D. Nguyen, A. M. Pham.

Key words: GERT-networks, random variable, inversion formula, probability density, characteristic function, functional dependence of distributions, inverse function, normal distribution, planned profit, loss of profit.

DOI: 10.21667/1995-4565-2020-71-60-70

 

INTELLIGENT INFORMATION SYSTEMS AND TECHNOLOGIES

HIERARCHIC NUMBERS FOR THE DESIGN OF ICF-TAXONOMIES ARTIFICIAL INTELLIGENCE

Autors: I. Yu. Kashirin.

Key words: knowledge models, artificial intelligence, ICF ontology, ontological taxonomies, hierarchical numbers, instrumental software, intelligent problem solvers, Semantic Web technology, information retrieval in global networks, generic and causal relationships, dichotomy, polymorphic representation of knowledge.

DOI: 10.21667/1995-4565-2020-71-71-82

APPROACH TO CHOOSING THE FUZZY REGRESSION MODEL IN THE PROBLEM OF ANALYZING THE INDICATORS OF SOCIO-ECONOMIC SPHERE, REPRESENTED BY THE TIME SERIES

Autors: L. A. Demidova, M. A. Stepanov.

Key words: time series, model, fuzzy regression equation, triangular fuzzy number, genetic algorithm, socio-economic sphere.

DOI: 10.21667/1995-4565-2020-71-83-96

COMBINING MACHINE LEARNING METHODS AND SIMULATION MODELING OF SOCIO-ECONOMIC PROCESSES IN DECISION SUPPORT SYSTEMS

Autors: O. D. Kazakov, N. Yu. Azarenko.

Key words: machine learning; simulation modeling; decision support systems; human potential model of the region.

DOI: 10.21667/1995-4565-2020-71-97-107

 

SYSTEM ANALYSIS, MANAGEMENT AND INFORMATION PROCESSING

INTEGRATION OF VIDEO INFORMATION FROM A VARIETY OF SPACE- BASED EARTH OBSERVATIONS

Autors: A. E. Moskvitin.

Key words: integration of heterogeneous images, multi-zone thermal and radar images, increasing clarity and decipherability of images.

DOI: 10.21667/1995-4565-2020-71-108-116

 

MATHEMATICAL MODELING TECHNICAL SYSTEM

ALGEBRAIC FEATURES OF FRACTAL STRUCTURE CALCULATION ALGORITHMS

Autors: K. A. Maikov, A. N. Pylkin, S. N. Kuzmenko, A. A. Teplov.

Key words: geometric fractals, stochastic fractals, algorithms to construct fractals, algebra of fractal operators.

DOI: 10.21667/1995-4565-2020-71-117-127

MODELING THE OPERATION OF TECHNICAL VISION SYSTEM WITH STRUCTURED LIGHT

Autors: B. A. Alpatov, P. V. Babayan, I. E. Evteev.

Key words: simulation, technical vision system, structured light, DirectX, depths map, Z-buffer

DOI: 10.21667/1995-4565-2020-71-128-136

FUZZINESS TRANSFORMATIONS ON LINEAR OPERATIONS WITH LR-TYPE FUZZY NUMBERS

Autors: K. V. Bukhensky, A. N. Konyukhov, A. B. Dubois, A. S. Safoshkin.

Key words: fuzzy set, LR-type fuzzy number, membership function, shape function, index of math  uzziness, spread vagueness, Zadeh’s extension principle, alpha-cut of a fuzzy set.

DOI: 10.21667/1995-4565-2020-71-137-150

OPTIMIZATION MODELLING FOR ORGANIZATION OF PRODUCTION OF MECHANICAL ENGINEERING WORKSHOPS IN THE ANYLOGIC SOFTWARE ENVIRONMENT

Autors: M. V. Zharov.

Key words: simulation modeling, production model, material flow, motion simulation of semifinished products, equipment load factor, production logistics, production environment, instrumentation, instrumentation workshops, optimization of production processes.

DOI: 10.21667/1995-4565-2020-71-151-161

INTEGRAL RISK ASSESSMENT MODEL OF GEODYNAMIC ORIGIN EMERGENCY SITUATIONS

Autors: A. O. Faddeev, S. A. Pavlova.

Key words: mathematical model, geodynamic stability, seismic activity, aftershock, foreshock, risk assessment; shear deformations; displacement vector.

DOI: 10.21667/1995-4565-2020-71-162-171

IMPROVING THE EFFICIENCY OF MULTIVARIATE TIME SERIES ANALYSIS

Autors: A. N. Kabanov, D. N. Folomkin.

Key words: multidimensional representation, multidimensional time series, white noise, color noise, clustering, Prim's algorithm, recurrence estimates, moving interval, approximation, decomposition coefficients, time scale factor.

DOI: 10.21667/1995-4565-2020-71-172-179

 

PHYSICAL ELECTRONICS AND NANOELECTRONICS

EFFECTIVE AUTO-EMISSION COATINGS OF CATHODES OF SMALL-SIZED TEA-CO2 LASERS BASED ON NANOSTRUCTURED CARBON MATERIALS

Autors: B. A Kozlov, Mai The Nguyen.

Key words: nanostructured forms of carbon, field electron emission, volume discharge current, current density, pump energy, CO2 laser mixture

DOI: 10.21667/1995-4565-2020-71-180-187

TEST LEAD STORAGE BATTERIES IN THE CONDITIONS OF CONTROL AND TEST STATIONS

Autors: E. A. Grechushnikov, D. V. Prokofiev, E. V. Salyuk, A. V. Nabatchikov.

Key words: battery, control and test station, self-discharge, density, electrolyte, EMF, chemical composition, charge.

DOI: 10.21667/1995-4565-2020-71-188-195

SIMULATION OF CHANGES IN ELECTRICAL CHARACTERISTICS OF LEAD-ACID BATTERY

Autors: S. S. Volkov, M. E. Ilyin, V. D. Rogachev, A. V. Nabatchikov.

Key words: battery, lead, charge capacity, self-discharge, diffusion, simulation, migration, grids, antimony, active mass.

DOI: 10.21667/1995-4565-2020-71-196-208

INVESTIGATION OF HEATING EFFECT ON EFFICIENCY AND LIGHT OUTPUT OF POWERFUL SINGLE CRYSTAL LED SOURCES OF WHITE LIGHT WITH PHOTOLUMINOPHOR

Autors: A. E. Chizhikov, M. I. Galitsyn.

Key words: white light source, blue LED, single crystal, GaN, quantum wells, relative efficiency,  heoretical

CVC of LED, light output.

DOI: 10.21667/1995-4565-2020-71-209-219

DETERMINING SAMPLE SIZE TO RESEARCH IGNITION DELAY TIME

Autors: A. N. Shesterkin.

Key words: gas discharge indicator, delay time of discharge occurrence, exponential distribution, estimation of average delay time, sample size, errors of statistical estimates, histogram, confidence interval, statistical modeling.

DOI: 10.21667/1995-4565-2020-71-220-233

CONVERSION OF MOS TRANSISTOR MODEL FOR SPICE SIMULATORS

Autors: S. V. Ryzhov, V. V. Andreev, D. M. Akhmelkin, M. V. Romanov.

Key words: EKV model, semiconductor device modeling, analog IC designing, MOS transistor, CAD Cadence Virtuoso.

DOI: 10.21667/1995-4565-2020-71-234-243