Výsledky vyhledávání - "Arsen A. Ishmiyarov"

The comprehensive digital signal processing method improving the energy efficiency and noise immunity of OFDM based communication systems

Autor: Arsen A. Ishmiyarov, Ivan K. Meshkov, Elizaveta P. Grakhova, Azat R. Gizatulin, Guzel I. Abdrakhmanova, Irina L. Vinogradova, Albert Kh. Sultanov

Publikováno v: 2020 International Conference on Electrotechnical Complexes and Systems (ICOECS).

The paper discusses the principles of improving the efficiency of communication systems based on orthogonal frequency division multiplexing and Radio-over-Fiber technologies and operating in the W-band. Particularly, we propose methods aimed at reduc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4292f63e4c6b0b3ae86c63d557e66412
https://doi.org/10.1109/icoecs50468.2020.9278510

Zobrazit plný text záznamu

Development of a beam-forming circuit for the antenna array operating in the W-band

Autor: Arsen A. Ishmiyarov, Ivan K. Meshkov, Guzel I. Abdrakhmanova, Elizaveta P. Grakhova, Valery Kh. Bagmanov, Albert Kh. Sultanov, Irina L. Vinogradova, Azat R. Gizatulin

Publikováno v: 2020 International Conference on Information Technology and Nanotechnology (ITNT).

The paper presents the development of a beamforming circuit aimed at controlling the state of an orbital angular moment of the output radio beam from a uniform circular antenna array operating in the W-band. The proposed device is based on the Rotman

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::33d1e5ecfb7ebfba00da7b6a4fec82fe
https://doi.org/10.1109/itnt49337.2020.9253178

Zobrazit plný text záznamu

Development of an experimental stand for the prototype of the radio-over-fiber telecommunication system with generation OAM signals generation in the W-band

Autor: Arsen A. Ishmiyarov, Ivan K. Meshkov, Azat R. Gizatulin, Elizaveta P. Grakhova, Irina L. Vinogradova, Guzel I. Abdrakhmanova, Albert Kh. Sultanov, Valeriy Kh. Bagmanov, Ilya A. Kuk

Publikováno v: Optical Technologies for Telecommunications 2019.

This paper describes the operation of the prototype of the Radio-over-Fiber telecommunication system with the generation of OAM signals in the W-band. A method for generation both a radio and an optical OAM signal in RoF is proposed, a method for use

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::238e72aa63e314e942c3df70bf1847a6
https://doi.org/10.1117/12.2566515

Zobrazit plný text záznamu

Design of vortex optical fibers for RoF systems: Part I: overview and alternative solutions

Autor: Ivan K. Meshkov, Arsen A. Ishmiyarov, Albert Kh. Sultanov, Guzel I. Abdrakhmanova, Vladimir A. Burdin, Vladimir V. Demidov, Valeriy Kh. Bagmanov, Irina L. Vinogradova, E. V. Ter-Nersesyants, Elizaveta P. Grakhova, Azat R. Gizatulin, Anton V. Bourdine, Ilya A. Kuk

Publikováno v: Optical Technologies for Telecommunications 2019.

In this paper, an alternative fiber-optic method for forming vortex modes based on a chiral (twisted) microstructured fiber is proposed. This fiber can be considered as a ring-core fiber with ring core formed by capillaries. Besides, optical fibers d

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bfa34298f1b09b274db299ebff6676d4
https://doi.org/10.1117/12.2566512

Zobrazit plný text záznamu

Energy efficiency improvement of OFDM-based Radio-over-fiber systems enabled with PAPR decrease method

Autor: Irina L. Vinogradova, Arsen A. Ishmiyarov, Elizaveta P. Grakhova, Albert Kh. Sultanov, Ivan K. Meshkov, Guzel I. Abdrakhmanova, Azat R. Gizatulin

Publikováno v: 2019 International Conference on Electrotechnical Complexes and Systems (ICOECS).

In this paper we present the Peak-to-Average Power Ratio decrease method targeted at energy efficiency improvement of the Radio-over-fiber telecommunication systems based on the Orthogonal Frequency Division Multiplexing. The scheme for the proposed

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a1fc384f4c1fc0f9fb86a7e9ba0a7957
https://doi.org/10.1109/icoecs46375.2019.8949932

Zobrazit plný text záznamu

Advanced modulation and precoding techniques for OFDM based Radio-over-fiber systems operating in W-band

Autor: Albert Kh. Sultanov, Irina L. Vinogradova, Arsen A. Ishmiyarov, Guzel I. Abdrakhmanova, Azat R. Gizatulin, Ivan K. Meshkov, Elizaveta P. Grakhova

Publikováno v: Optical Technologies for Telecommunications 2018.

In this paper we present advanced modulation and coding techniques for telecommunication systems based on Orthogonal Frequency Division Multiplexing and Radio-over-fiber technologies operating in the subteraherz frequency range 75-110 GHz (W-band). T

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a0eaeb4314c5bbdb4daca2f7424880f4
https://doi.org/10.1117/12.2527190

Zobrazit plný text záznamu

UWB RoF bench experimental testing with radio link based on phased antenna array

Autor: Irina L. Vinogradova, Arsen A. Ishmiyarov, Elizaveta P. Grakhova, Guzel I. Abdrakhmanova

Publikováno v: Optical Technologies in Telecommunications 2017.

The paper describes the results of experimental investigation of the bench, which represents UWB RoF communication system. This bench performs the first prototype of such system and allows it to study from different sides and on different scales. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ed168d84647c08f3c8ecd3b005800e44
https://doi.org/10.1117/12.2318806

Zobrazit plný text záznamu

An approach to synthesizing a 3D nanostructured glass-ceramic material based on intensive high-pressure torsion

Autor: Ivan K. Meshkov, Arsen A. Ishmiyarov, A. Kh. Sultanov, Guzel I. Abdrakhmanova, Anna V. Andrianova, Irina L. Vinogradova, Liliya Z. Yantilina, Elizaveta P. Grakhova

Publikováno v: Computer Optics. 40:489-500

The paper investigates the possibility of obtaining transparent bulk nanocrystalline pyroceram glass with a 3D-gradient of the refractive index for a mixer of an optical device to control the radiation pattern of an array antenna. The starting materi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b1239b3b5f4ac2ede05c0af9a4177f2f
https://doi.org/10.18287/2412-6179-2016-40-4-489-500

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání