Mr. Denis E. Praporshchikov Profile

Denis E. Praporshchikov

at Povolzhskiy State Univ of Telecommunications

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Publications (34)

Proceedings Article | 4 October 2023 Paper

Paper

Technological issues of twisted microstructured optical fiber fabrication

Anton Bourdine, Vladimir Demidov, Egishe Ter-Nersesyants, Alexander Khokhlov, Alexandra Matrosova, Grigori Pchelkin, Dmitriy Shurupov, Sergei Bureev, Andrey Kashin, Denis Praporshchikov, Elena Zaitseva, Kirill Volkov, Konstantin Dukelskii, Manish Tiwari

Proceedings Volume 12743, 127430A (2023) https://doi.org/10.1117/12.2679195

KEYWORDS: Micro optical fluidics, Optical fibers, Structured optical fibers, Fabrication, Design and modelling, Prototyping, Capillaries, Quartz, Telecommunications

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Proceedings Article | 25 July 2022 Paper

Paper

Method for prediction of optical pulse additional distortions, occurring due to fiber optic connector ferrule end-face contamination, during propagation over short range multi-gigabit network link with crypto-fibers

Stanislav Pashin, Anton Bourdine, Denis Praporshchikov, Maria Bylina, Eugeniy Dmitriev, Olga Dolmatova, Tatiana Nikulina, Elena Zaitseva

Proceedings Volume 12295, 1229513 (2022) https://doi.org/10.1117/12.2633776

KEYWORDS: Connectors, Contamination, Optical fibers, Fiber optics, Refractive index, Multimode fibers, Fiber lasers

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Proceedings Article | 25 July 2022 Paper

Paper

Method for predicting the lifetime of an optical cable after the maintenance cycle

Vladimir Burdin, Tatiana Nikulina, Denis Praporshchikov

Proceedings Volume 12295, 122950Y (2022) https://doi.org/10.1117/12.2631757

KEYWORDS: Optical fibers, Optical fiber cables, Coating, Optical testing, Fiber optic communications, Nondestructive evaluation, Fiber optics, Fiber coatings

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Proceedings Article | 22 June 2021 Paper

Paper

Method for estimation of reflection on fiber optic connection based on ferrule end-face photo-image analysis

Anton Bourdine, Maria Bylina, Stanislav Pashin, Denis Praporshchikov, Elena Zaitseva

Proceedings Volume 11793, 1179319 (2021) https://doi.org/10.1117/12.2597068

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Proceedings Article | 22 June 2021 Paper

Paper

Application of MIMO concept to detect nonreflecting events on cable fiber traces

Vladimir Burdin, Anton Bourdine, Elena Zaitseva, Denis Praporshchikov

Proceedings Volume 11793, 117931B (2021) https://doi.org/10.1117/12.2593048

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Proceedings Article | 22 June 2021 Paper

Paper

Calculation of the parameters of the modes for optical fibers with depressed cladding

Vladimir Burdin, Anton Bourdine, Eugenia Eremchuk, Denis Praporshchikov

Proceedings Volume 11793, 117930P (2021) https://doi.org/10.1117/12.2593078

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Proceedings Article | 22 May 2020 Paper

Paper

Model for calculating the mode coupling coefficients of a curved optical fiber

Vladimir Burdin, Anton Bourdine, Kirill Volkov, Oleg Delmukhametov, Eugenia Eremchuk, Denis Praporshchikov

Proceedings Volume 11516, 115160Q (2020) https://doi.org/10.1117/12.2566449

KEYWORDS: Optical fibers, Refractive index, Waveguides, Fiber optic communications, Optical communications, Telecommunications, Bessel functions, Cladding

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Proceedings Article | 22 May 2020 Paper

Paper

Polarization correction for constant propagation of a mode in a curved optical fiber

Denis Praporshchikov, Vladimir Burdin, Anton Bourdine

Proceedings Volume 11516, 115160N (2020) https://doi.org/10.1117/12.2566366

KEYWORDS: Optical fibers, Fermium, Polarization, Refractive index, Wave propagation, Waveguides, Cladding, Multimode fibers, Telecommunications, Error analysis

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Proceedings Article | 22 May 2020 Paper

Paper

Gauss-Laguerre modes parameters of curved optical fiber with coating

Vladimir Burdin, Anton Bourdine, Alexander Zhukov, Denis Praporshchikov

Proceedings Volume 11516, 115160P (2020) https://doi.org/10.1117/12.2566448

KEYWORDS: Optical fibers, Refractive index, Coating, Waveguides, Multimode fibers, Cladding, Bessel functions, Light wave propagation

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Proceedings Article | 22 May 2020 Paper

Paper

Simple method for localization of events on traces of group of fibers from the same fiber optic link segment

Anton Bourdine, Vladimir Burdin, Oleg Delmukhametov, Denis Praporshchikov, Elena Zaitseva, Mikhail Zheludkov

Proceedings Volume 11516, 115161N (2020) https://doi.org/10.1117/12.2566435

KEYWORDS: Optical fibers, Backscatter, Fiber optics, Fusion splicing, Fiber optics tests, Fiber optic communications, Optical testing, Optical fiber cables, Optical communications

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Proceedings Article | 24 June 2019 Paper

Paper

Algorithm for restoring the differential mode delay map from the set of pulse responses at the far end of fiber optic link

Oleg Goriachkin, Valentina Eremina, Vladimir Burdin, Anton Bourdine, Denis Praporshchikov

Proceedings Volume 11146, 1114618 (2019) https://doi.org/10.1117/12.2527252

KEYWORDS: Optical fibers, Light sources, Fiber optics, Multimode fibers, Data transmission, Single mode fibers, Refractive index, Signal processing, Fiber optics tests

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Proceedings Article | 6 June 2018 Paper

Paper

Results and analysis of survey conducted among professional fiber optic technicians and engineers concerned with skills in fiber optic link testing and measurement

Vladimir Andreev, Ivan Alekhin, Anton Bourdine, Vladimir Burdin, Michael Dashkov, Oleg Delmukhametov, Eugeniy Dmitriev, Sergey Gavryushin, Tatiana Nikulina, Denis Praporshchikov, Kirill Volkov, Konstantin Yablochkin, Elena Zaitseva, Mikhail Zheludkov

Proceedings Volume 10774, 107741M (2018) https://doi.org/10.1117/12.2318921

KEYWORDS: Fiber optics tests, Fiber optics, Optical testing, Fiber optic communications, Telecommunications, Networks, Optical fiber cables, Statistical analysis, Data storage, Optical communications

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Proceedings Article | 6 June 2018 Paper

Paper

Results of differential mode delay map measurements performed for multimode optical fibers with strong and weak diameter variation

Vladimir Andreev, Anton Bourdine, Vladimir Burdin, Michael Dashkov, Vladimir Demidov, Alexander Karmolin, Alina Yu. Minaeva, Denis Praporshchikov, Egishe Ter-Nersesyants, Konstantin Yablochkin

Proceedings Volume 10774, 107741O (2018) https://doi.org/10.1117/12.2318862

KEYWORDS: Optical fibers, Digital micromirror devices, Laser optics, Refractive index, Multimode fibers, Analytical research, Signal attenuation, Picosecond phenomena, Manufacturing, Statistical analysis

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Proceedings Article | 6 June 2018 Paper

Paper

Secure data transmission channel protected by special fiber optic link based on optical crypto-fibers

Anton Bourdine, Alexander Evtushenko, Olga Yu. Gubareva, Alina Yu. Minaeva, Stanislav Pashin, Denis Praporshchikov

Proceedings Volume 10774, 107740A (2018) https://doi.org/10.1117/12.2318579

KEYWORDS: Optical fibers, Digital micromirror devices, Fiber optics, Refractive index, Multimode fibers, Laser optics, Data transmission, Specialty optical fibers, Network security, Computer security

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Proceedings Article | 6 April 2017 Paper

Paper

Dependence of the optical cable stiffness on the hydrophobic filling at low temperatures

Vladimir Burdin, Ivan Alekhin, Tatiana Nikulina, Denis Praporshchikov

Proceedings Volume 10342, 103421C (2017) https://doi.org/10.1117/12.2270484

KEYWORDS: Optical fiber cables, Climatology, Temperature metrology, Optical fibers, Chemical elements, Polymers, Telecommunications, Optical components, Minerals, Glasses

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Proceedings Article | 6 April 2017 Paper

Paper

Simulation and analysis of mode staff excitation during “O”-band optical signal launching to graded multimode fiber with large central defect of refractive index profile via standard singlemode fiber

Anton Bourdine, Vladimir Burdin, Vladimir Demidov, Eugeniy Dmitriev, Konstantin Dukelskii, Alina Yu. Minaeva, Denis Praporshchikov, Egishe Ter-Nersesyants, Alexander Zhukov

Proceedings Volume 10342, 103420F (2017) https://doi.org/10.1117/12.2270756

KEYWORDS: Multimode fibers, Refractive index, Optical fibers, Single mode fibers, Waveguides, Digital micromirror devices, Light sources, Fiber optics, Analytical research, Sensors

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Proceedings Article | 26 March 2016 Paper

Paper

Concept of distributed corporative wireless vehicle voice networks based on radio-over-fiber technique

Anton Bourdine, Sergey Bukashkin, Alexander Buzov, Victor Kubanov, Denis Praporshchikov, Anatoly Tyazhev

Proceedings Volume 9807, 98070A (2016) https://doi.org/10.1117/12.2234577

KEYWORDS: Fiber optic networks, Antennas, Radio over Fiber, Radio optics, Modulation, Signal detection, Networks, Telecommunications, Optical fibers, Optical modulators, RF communications, Modulators

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Proceedings Article | 26 March 2016 Paper

Paper

Modified technique for differential mode delay map measurement by scanning of input/output ends of tested multimode fiber

Anton Bourdine, Vladimir Burdin, Stanislav Pashin, Denis Praporshchikov, Nikita Sevruk

Proceedings Volume 9807, 98071C (2016) https://doi.org/10.1117/12.2234576

KEYWORDS: Signal generators, Multimode fibers, Digital micromirror devices, Single mode fibers, Fusion splicing, Networks, Refractive index, Fiber lasers, Pulsed laser operation, Picosecond phenomena

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Proceedings Article | 25 March 2015 Paper

Paper

Direct method of determination of the equivalent refractive index profile of the multimode optical fiber by measured impulse responses due to scanning output fiber end

Vladimir Burdin, Anton Bourdine, Denis Praporshchikov

Proceedings Volume 9533, 95330W (2015) https://doi.org/10.1117/12.2180787

KEYWORDS: Refractive index, Multimode fibers, Optical fibers, Single mode fibers, Direct methods, Optical testing, Digital micromirror devices, Data modeling, Fiber optics tests, Statistical modeling

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Proceedings Article | 25 March 2015 Paper

Paper

Method for computing the equivalent graded refractive index profile of silica multimode optical fibers via differential mode delay diagram

Anton Bourdine, Vladimir Burdin, Denis Praporshchikov

Proceedings Volume 9533, 95330X (2015) https://doi.org/10.1117/12.2180788

KEYWORDS: Refractive index, Multimode fibers, Optical fibers, Digital micromirror devices, Analytical research, Receivers, Silica, Fiber optic communications, Cladding, Telecommunications

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Proceedings Article | 4 April 2014 Paper

Paper

Based on Gaussian approximation solution for arbitrary order guided mode of optical fiber with constant curvature

Vladimir Burdin, Anton Bourdine, Denis Praporshchikov

Proceedings Volume 9156, 91560E (2014) https://doi.org/10.1117/12.2054285

KEYWORDS: Optical fibers, Refractive index, Waveguides, Wave propagation, Telecommunications, Lead, Fiber optic communications, Optical communications, Information science, Algorithm development

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Proceedings Article | 4 April 2014 Paper

Paper

Birefringence of standard step-index optical fiber with waveguide cladding microcrack

Vladimir Burdin, Eugeniy Dmitriev, Denis Praporshchikov

Proceedings Volume 9156, 91560F (2014) https://doi.org/10.1117/12.2054292

KEYWORDS: Waveguides, Birefringence, Optical fibers, Cladding, Mirrors, Refractive index, Quartz, Mathematical modeling, Defect detection, Wave propagation

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Proceedings Article | 26 March 2013 Paper

Paper

Simulation of the fiber optic connector alignment system for cable links subjected to vibrations

Vladimir Andreev, Anton Bourdine, Alexander Zhukov, Denis Praporshchikov

Proceedings Volume 8787, 878707 (2013) https://doi.org/10.1117/12.2018555

KEYWORDS: Glasses, Multimode fibers, Connectors, Fiber optics, Refractive index, Optical fibers, Optical alignment, Optical simulations, Telecommunications, Ceramics

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Proceedings Article | 26 March 2013 Paper

Paper

Experimental investigation of differential mode delay in multimode fiber links

Vladimir Burdin, Anton Bourdine, Denis Praporshchikov, Konstantin Yablochkin

Proceedings Volume 8787, 878702 (2013) https://doi.org/10.1117/12.2018559

KEYWORDS: Digital micromirror devices, Multimode fibers, Optical fibers, Refractive index, Fiber lasers, Networks, Picosecond phenomena, Vertical cavity surface emitting lasers, Laser sources, Signal generators

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Proceedings Article | 27 April 2012 Paper

Paper

Experimental research of "microcable in a microconduct" system stability to effect of freezing water

Vladimir Andreev, Vladimir Burdin, Tatiana Nikulina, Ivan Alekhin, Sergey Gavryushin, Aleksey Nikulin, Denis Praporshсhikov

Proceedings Volume 8410, 84100L (2012) https://doi.org/10.1117/12.924103

KEYWORDS: Polymers, Optical fiber cables, Optical fibers, Signal attenuation, Telecommunications, Temperature metrology, Free space, Optical testing, Standards development, Optical communications

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Proceedings Article | 27 April 2012 Paper

Paper

Approximate analytic solutions for special cases of optical fibers refractive index profiles

Anton Bourdine, Vladimir Burdin, Denis Praporshchikov, Konstantin Yablochkin

Proceedings Volume 8410, 84100B (2012) https://doi.org/10.1117/12.923280

KEYWORDS: Optical fibers, Refractive index, Cladding, Numerical analysis, Telecommunications, Error analysis, Fiber optic communications, Optical communications, Analytical research, Current controlled current source

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Proceedings Article | 21 April 2011 Paper

Paper

Investigation of defects of refractive index profile of silica graded-index multimode fibers

Anton Bourdine, Denis Praporshchikov, Konstantin Yablochkin

Proceedings Volume 7992, 799206 (2011) https://doi.org/10.1117/12.887258

KEYWORDS: Optical fibers, Refractive index, Multimode fibers, Digital micromirror devices, Statistical analysis, Silica, Waveguides, Telecommunications, Optical testing, Near field optics

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Proceedings Article | 4 April 2009 Paper

Paper

Results of conventional field-test equipment application for identification of multimode optical fibers with high DMD

Anton Bourdine, Eugeniy Dmitriev, Denis Praporshchikov, Vladimir Prokopyev, Konstantin Yablochkin

Proceedings Volume 7374, 73740J (2009) https://doi.org/10.1117/12.829038

KEYWORDS: Digital micromirror devices, Multimode fibers, Diagnostics, Optical fibers, Video, Image processing, Connectors, Refractive index, Laser sources, Backscatter

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Proceedings Article | 2 May 2008 Paper

Paper

Optical fiber chromatic dispersion calculation errors caused by idealization of step index profile

Vladimir Burdin, Denis Praporshchikov

Proceedings Volume 7026, 702608 (2008) https://doi.org/10.1117/12.801477

KEYWORDS: Dispersion, Error analysis, Optical fibers, Refractive index, Cladding, Glasses, Single mode fibers, Silica, Estimation theory, Wave propagation

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Proceedings Article | 10 April 2007 Paper

Paper

Optimization of optical reflectometer operating mode at carrying out of emergency-regenerative works

Vladimir Baskakov, Anton Bourdine, Alevtina Kosova, Denis Praporshchikov

Proceedings Volume 6605, 66050J (2007) https://doi.org/10.1117/12.728504

KEYWORDS: Signal attenuation, Backscatter, Error analysis, Signal to noise ratio, Reflectometry, Fusion splicing, Geometrical optics, Telecommunications, Fiber optics, Optical fiber cables

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Proceedings Article | 30 May 2006 Paper

Paper

Approached calculation method for chromatic dispersion of single-mode optical fibres with an arbitrary coaxial refractive index profile

Roman Andreev, Denis Praporshchikov

Proceedings Volume 6277, 627707 (2006) https://doi.org/10.1117/12.692963

KEYWORDS: Dispersion, Refractive index, Waveguides, Optical fibers, Single mode fibers, Telecommunications, Cladding, Bessel functions, Radon, Optical communications

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Proceedings Article | 6 June 2005 Paper

Paper

Research of errors of the approximated solutions for weakly guiding circle optical waveguides on model refractive index profiles

Roman Andreev, Denis Praporshchikov, Vladimir Burdin

Proceedings Volume 5854, (2005) https://doi.org/10.1117/12.634562

KEYWORDS: Waveguides, Error analysis, Optical fibers, Refractive index, Dispersion, Telecommunications, Single mode fibers, Optical communications, Analytical research, Cladding

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Proceedings Article | 6 June 2005 Paper

Paper

Research of dispersion slope parameters of single-mode optical fibres depending on radius of a fibre and height of refractive index profile

Roman Andreev, Denis Praporshchikov

Proceedings Volume 5854, (2005) https://doi.org/10.1117/12.634563

KEYWORDS: Optical fibers, Refractive index, Dispersion, Fiber characterization, Optical communications, Analytical research, Telecommunications, Coarse wavelength division multiplexing, Cladding, Astatine

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Proceedings Article | 18 May 2004 Paper

Paper

Model and algorithm of optimization of a refractive index profile of single-mode fibers for optical communication networks

Vladimir Burdin, Roman Andreev, Denis Praporshchikov

Proceedings Volume 5485, (2004) https://doi.org/10.1117/12.564927

KEYWORDS: Optical fibers, Refractive index, Optimization (mathematics), Waveguides, Dispersion, Optical communications, Algorithm development, Single mode fibers, Optical networks, Wave propagation

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Showing 5 of 34 publications

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