Zobrazeno 1 - 10
of 46
pro vyhledávání: '"A. O. Zenevich"'
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 21, Iss 6, Pp 14-20 (2024)
Fiber-optic sensors for identifying liquids and determining the concentration of solutions have been studied with the possibility of using various types of single-mode optical fibers produced by industry and widely used in optical cables and telecomm
Externí odkaz:
https://doaj.org/article/4058464a04d3418799233f004f798220
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 20, Iss 6, Pp 37-44 (2022)
Currently, fiber-optic communication lines are widely used for data transmission. Despite the fact that the information signal propagates inside the optical fiber, covered with a protective shell, there are various ways to form information leakage ch
Externí odkaz:
https://doaj.org/article/dc3c121b19e648c6983cd69c9b3fffa3
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 20, Iss 2, Pp 86-93 (2022)
Currently, ensuring information security of object fiber-optic data transmission systems is an important and urgent task. Therefore, the purpose of this article is to develop an easy-to-implement method for protecting object fiber-optic data transmis
Externí odkaz:
https://doaj.org/article/24b1ea426da142269facff0152ed77c4
Autor:
A. O. Zenevich, S. V. Zhdanovich, H. V. Vasilevski, A. A. Lagutik, T. G. Kovalenko, T. M. Lukashik
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 19, Iss 1, Pp 70-78 (2021)
The research results of multisensors based on optical fiber, the principle of which is to change the conditions of propagation of optical radiation in the optical fiber in the places where macro-bends are formed at the points of impact, are presented
Externí odkaz:
https://doaj.org/article/e28e7a1a98d4480783b4eb2ca8379981
Autor:
A. O. Zenevich
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 8, Pp 90-93 (2019)
Fiber optic communication system used for data transmission in emergencies has been suggested. It has been shown in this paper that for increasing survivability of such systems, optical radiation with a wavelength of 850 nm, photon counter and asynch
Externí odkaz:
https://doaj.org/article/e0459cb579fe4dd286f7a1b0cd23c381
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 6, Pp 78-83 (2019)
The expressions for determination of the avalanche photodetectors noise factor are proposed. The silicon avalanche photodetectors noise factor depending on the supply voltage, ambient temperature, the power of registered optical radiation are measure
Externí odkaz:
https://doaj.org/article/bff78619620b4f81888af7140147c5da
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 1, Pp 28-33 (2019)
A mathematical model of communications channel that transfers data by means of separate photons having different polarization has been developed. The expression for calculating of optic fiber throughput has been obtained that takes into account proba
Externí odkaz:
https://doaj.org/article/e21cf12199af499e888292efa394c19e
Autor:
A. O. Zenevich
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 6, Pp 28-34 (2019)
The pattern of afterpulses generation in avalanche photodetectors, operating in the photon counting mode is offered. This pattern allows to take into account the trapped level type of carrier trapping, type of charge carrier, trapped on such level an
Externí odkaz:
https://doaj.org/article/19ab54ddb01b44179bcb611d3b66940d
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 7, Pp 38-43 (2019)
The system for transmission and reception of confidential information over fiber-optic communication line on the basis of created single-quantum registration system of optical radiation has 43 been suggested. With regard to such a communication syste
Externí odkaz:
https://doaj.org/article/517dc9b2646d4957b7ef1804c8404747
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 0, Iss 2, Pp 54-58 (2019)
The investigations results of the temperature dependences of the multiplication coefficients of the dark current and photocurrent for silicon photoelectric multipliers are presented. It is shown to what extent the decrease in temperature effects to t
Externí odkaz:
https://doaj.org/article/6f930694e41442da973fd442f593a175