Now showing items 46-65 of 1680

    • LONG-TERM MONITORING OF ROUTES UNAVAILABILITY FOR INFORMATION AND COMMUNICATION NETWORKS 

      Babich, Yu.O.; Shulakova, E.S.; Бабіч, Ю.О.; Шулакова, Є.С.; Бабич, Ю.О.; Шулакова, Е.С. (ОНАЗ ім. О.С. Попова, 2018)
      The article represents an approach to long-term monitoring of routes unavailability for information and communication networks based on the TCP/IP stack. The proposed approach allows the identification of the necessity ...
    • MATCHING OF SOME COLOR SPACES FOR USE IN DIFFERENT INDUSTRIES AND COLOR SPACES OF TELEVISION SYSTEMS 

      Gofaizen, O.V.; Pilyavskiy, V.V.; Гофайзен, О.В.; Пилявський, В.В.; Гофайзен, О.В.; Пилявский, В.В. (ОНАЗ ім. О.С. Попова, 2013)
      The comparison of the colorimetric characteristics of the systems used in different color image industries, such as digital television systems of high and ultrahigh-definition, digital photo printing systemы RIMM-ROMM and ...
    • MATHEMATICAL CONCEPTS OVERVIEW OF CLUSTER ANALYSIS, SVM AND NEURAL NETWORKS IN MASS SERVICE NETWORKS 

      Kuleshova, V.V.; Lozhkovskyi, A.G.; Кулешова, В.В.; Ложковський, А.Г.; Кулешова, В.В.; Ложковский, А.Г. (ОНАЗ ім. О.С. Попова, 2017)
      Nowadays, mass service networks are researched by using a variety of methods. However, the results that have been achieved this far are intermediate ones, especially, in case of multiservice telecommunication networks. ...
    • MATHEMATICAL SIMULATION OF ELECTROMAGNETIC WAVE PROPAGATION IN INHOMOGENEOUS LINES 

      Дмитриева, И.Ю.; Дмитрієва, І.Ю.; Dmitrieva, I.Yu. (Медиа КиТ, Санкт-Петербург, 2014)
      Analytical study of electromagnetic wave propagation is done in the case of isotropic inhomogeneous lines in the presence of the so called expofunctional influences. Mathematical simulation is based on the corresponding ...
    • THE METHOD OF DETERMINATION BOUNDARIES IN UNIFORM COLOR SPACE OF COLOR GAMUT TRANSMITTED AND REPRODUCED BY TV AND OTHER IMAGING SYSTEMS 

      Гофайзен, О.В.; Пилявский, В.В.; Гофайзен, О.В.; Пилявський, В.В.; Gofaizen, O.V.; Pilyavskiy, V.V. (ОНАЗ ім. О.С. Попова, 2014)
      A method of definition color gamut, transmitted and reproduced by TV systems and by other video applications, built on the basis of use of the additive colorimetry. Представлен метод построения области цветов, передаваемых ...
    • METHOD OF DETERMINING THE LENGTH OF THE AMPLIFYING SECTION BY FOUR-WAVE MIXING FOR THE LINE BASED ON THE STANDARD FIBER 

      Stashuk, O.M.; Bahachuk, D.H.; Slobodyanyuk, I.A.; Yurieva, О.V.; Стащук, О.М.; Багачук, Д.Г.; Слободянюк, І.А.; Юр’єва, О.В.; Стащук, О.М.; Багачук, Д.Г.; Слободянюк, И.А.; Юрьева, Е.В. (ОНАЗ ім. О.С. Попова, 2017)
      The method for determining the length of the amplifying section limited by the four-wave mixing for the optical line based on the standard single-mode optical fiber, for the transmission system with the spectral sealing ...
    • METHOD OF REAL TIME DATA MULTIPLEXING IN LTE RADIO CHANNEL 

      Тахер, А.К.; Taher, A.K. (ОНАЗ ім. О.С. Попова, 2016)
      This paper focuses researches in wireless communication technologies with respect to “ma-chine-to-machine” network applications. The LTE physical and data link layers are considered towards the pos-sible adaptation of the ...
    • METHODS FOR ASSESSING THE SECURITY OF COMMUNICATION SYSTEMS FOR SPECIAL PURPOSES 

      Korchinsky, V.V.; Kildishev, V.I.; Berdnikov, A.M.; Корчинський, В.В.; Кільдішев, В.Й.; Бердніков, О.М.; Корчинский, В.В.; Кильдишев, В.Й.; Бердников, А.М. (ОНАЗ ім. О.С. Попова, 2017)
      In the conditions of radio electronic conflict it is actual to create special-purpose communication systems able to provide high security of communication channel from means of radio technical reconnaissance and unauthorized ...
    • MIMO — НОВАЯ ТЕХНОЛОГИЯ МНОГОАНТЕННОЙ РАДИОСВЯЗИ ДЛЯ СИСТЕМ БЕСПРОВОДНОГО ДОСТУПА 

      Банкет, В.Л.; Токарь, М.С.; Банкет, В.Л.; Токар, М.С.; Banket, V.L.; Tokar, M.S. (Київ, 2010)
      Викладено теоретичні основи методів просторово-часового кодування для багатоантен них систем радіозв’язку з використанням технології «множинний вхід — множинний вихід» Изложены теоретические основы методов пространств ...
    • MODELING ODELING OF SELF-SIVILAR TRAFFIC 

      Стрелковская, И.В.; Соловская, И.Н.; Северин, Н.В.; Стрелковська, І.В.; Соловська, І.М.; Северин, М.В.; Strelkovskaya, I.V.; Solovskaya, I.N.; Severin, N.V. (Anhalt University of Applied Sciences, 2016)
      Modeling of self-similar traffic is performed for the queuing system of G/M/1/K type using Weibull distribution. To study the self-similar traffic the simulation model is developed by using SIMULINK software package in ...
    • MODERN PROGRESS OF TV COLORIMETRY. PROPOSALS FOR REVISION REPORT ITU-R BT.2380 “ELEMENTS OF TELEVISION COLORIMETRY” 

      Gofaizen, O.V.; Pilyavskiy, V.V; Гофайзен, О.В.; Пилявский, В.В.; Гофайзен, О.В.; Пилявський, В.В. (ОНАЗ ім. О.С. Попова, 2016)
      The article presents a picture of the progress of colorimetric science from the point of view of its application in television and related video applications. It is proposed to make changes reflecting this progress in the ...
    • MULTI-PRIMARY REPRODUCTION OF TV IMAGES PRODUCED BY SDTV, HDTV AND UHDTV SYSTEMS 

      Гофайзен, О.В.; Пилявский, В.В.; Козарезнюк, А.А.; Гофайзен, О.В.; Пилявський, В.В.; Козарезнюк, А.А.; Gofaizen, O.V.; Pilyavskiy, V.V.; Kozareznyuk, A.A. (ОНАЗ ім. О.С. Попова, 2013)
      An analysis of colorimetric characteristics of television images reproduction systems based on use several primary colors, more than three is presented. The case is considered when multi-primary reproduction of images ...
    • NEW DIFFERENTIAL SIGNAL-CODE CONSTRUCTIONS WITH INTERNAL CPM SIGNALS 

      Banket, V.L.; Manakov, S.Yu.; Банкет, В.Л.; Манаков, С.Ю. (ОНАЗ ім. О.С. Попова, 2017)
      In the article the algorithm and programs for the exhaustive search of differential signalcode constructions (DSCC) for slow fading channels are developed. The generating polynomials of optimal codes are found. A methodology ...
    • NEW METHOD OF MOTIONAL FEEDBACK IN LOUDSPEAKERS 

      Суліма, М.М.; Сулима, Н.Н.; Sulima, N.N. (Хмельницький національний університет, 2014)
      Main features and differences of new method of motional feedback (MFB) were shown via linear simulation of closedbox loudspeakers. In this method the signal of MFB is summary electrical equivalent of acceleration, velocity ...
    • NOISE ELIMINATION BY THE SAVITZKY-GOLAY FILTER WITH NON-INVASIVE MONITORING OF HUMAN HEALTH 

      Vyznuk, O.M.; Baliar, V.B.; Osharovska, O.V.; Визнюк, О.M.; Баляр, В.Б.; Ошаровська, О.В.; Вызнюк, А.M.; Баляр, В.Б.; Ошаровская, Е.В. (ОНАЗ ім. О.С. Попова, 2018)
      The article highlights the details of the construction of the algorithm that helps to filter out the noise and artifacts of the musculoskeletal activity in non-invasive monitoring of the human cardiovascular system. Since ...
    • NORMATIVE SUPPORT OF EFFICIENT INTRODUCTION AND FURTHER PROGRESS OF DIGITAL TELEVISION AND MULTIMEDIA BROADCASTING TECHNOLOGIES 

      Gofaizen, O.V.; Balyar, V.B.; Pilyavskiy, V.V.; Гофайзен, О.В.; Баляр, В.Б.; Пилявский, В.В. (ОНАЗ ім. О.С. Попова, 2017)
      The transition to digital television broadcasting and further progress of digital systems and technologies in the terrestrial environment continues worldwide. An important part of this transition is the introduction of ...
    • OPTIMIZATION METHODS OF OPTICAL SIGNALS BY THE CRITERION OF THE MINIMUM OF THE PRESENTED BASE 

      Odegov, N.A.; Bahachuk, D.H.; Одегов, М.А.; Багачук, Д.Г.; Одегов, Н.А.; Багачук, Д.Г. (ОНАЗ ім. О.С. Попова, 2018)
      The article is devoted to the development of methods for improving the spectral efficiency of fiber-optic transmission systems in terms of optimizing signals in a narrowband channel. The channel width is conventionally ...
    • OUT-OF-BAND CHARACTERISTICS OF THE MICROSTRIP ANTENNA 

      Siden, S.V.; Сідень, C.В.; Сидень, С.В. (ОНАЗ ім. О.С. Попова, 2018)
      The development of wireless communication systems is accompanied by both the development of new frequency ranges and the simultaneous use of one band of frequencies by several radio services. This fact leads to an increase ...
    • THE OUTPUT CHANNAL ENERGY MAXIMIZATION FOR CODED SEQUENCES TRANSMISSION 

      Кисель, В.А.; Игошин, А.А.; Кісіль, В.А.; Ігошин, О.А.; Kisel, V.A.; Igoshin, A.A. (УНДІРТ, 1995)
      The paper deals with the design of finite duration basis signals, which maximize the power spectrum content and the autput of communication channal, whan used in coded sequences. The signal is a solution of an integral ...
    • PERFORMANCE EVALUATION OF COMMUNICATION GRIDS WITH CUT-THROUGH SWITCHING NODES 

      Shmeleva, T.R.; Шмелёва, Т.Р.; Шмельова, Т.Р. (ОНАЗ ім. О.С. Попова, 2018)
      For the performance evaluation of communication and computing rectangular grids of arbitrary size with a node that implements the cut-through packet switching technology, a model is constructed in the form of a reenterable ...