Now showing items 6-25 of 2204

    • ADAPTIVE DECOMPOSION OF TV IMAGES 

      Gofaizen, O.V.; Гофайзен, О.В.; Гофайзен, О.В.; Osharovska, O.V.; Ошаровська, О.В.; Ошаровская, О.В.; Patlayenko, M.O.; Патлаєнко, М.О.; Патлаенко, Н.А.; Pyliavskyi, V.V.; Пілявський, В.В.; Пилявский, В.В. (UkrMiCo, Odessa, 2017)
      The paper presents the results of modeling adaptive decomposition for ultra-high definition television, which provides image compression without subjective deterioration of quality. The decomposition of the images was ...
    • ANALYSIS AND COMPARISON OF CONNECTIVITY AND GEOMETRY MESH COMPRESSION IN 3D OBJECTS 

      Samus, N.S.; Самусь, Н.С. (ОНАЗ ім. О.С. Попова, 2017)
      In this article the different connectivity and geometry compression algorithms of 3D objects were analyzed and compared. Mesh connectivity is completely unknown to the encoder before the compression. Face Fixer, Edgebreaker ...
    • ANALYSIS OF EQUIVALENT APERTURE OF CURVILINEAR ANTENNA ARRAYS 

      Protsenko, M.B.; Iaremenko, A.A.; Проценко, М.Б.; Яременко, А.А. (ОНАЗ ім. О.С. Попова, 2014)
      The article presents the results of the analysis of equivalent aperture of curvilinear antenna arrays on the basis of the obtained mathematical models. The equivalent aperture of the curvilinear antenna array is a projection ...
    • ANALYSIS OF SQUARE COMMUNICATION GRIDS VIA INFINITE PETRI NETS* 

      Shmeleva, T.R.; Zaytcev, D.A.; Zaytcev, I.D.; Шмелева, Т.Р.; Зайцев, Д.А.; Зайцев, И.Д.; Шмельова, Т.Р.; Зайцев, Д.А.; Зайцев, І.Д. (ОНАЗ ім. О.С. Попова, 2009)
      A technique of the linear invariants calculation for infinite Petri nets with the regular structure was presented and studied on the example of square communication grids of an arbitrary size. Linear systems of equations ...
    • THE APPLICABILITY OF PID-CONTROLLERS TO THE LOUDSPEAKERSWITH AN ELECTROMECHANICAL FEEDBACK 

      Сулима, Н.Н.; Суліма, М.М.; Sulima, N.N. (ОНАЗ ім. О.С. Попова, 2013)
      In this paper, a preliminary analysis of the possibilities of application of PID controllers for management under coverage loudspeaker electromechanical feedback (MFB). It is shown that for certain classes of MFB use PID ...
    • APPLICATION OF DIFFERENT KINDS OF APPROXIMATION IN SIGNALS RESTORATION 

      Стрелковская, И.В.; Луцик, Е.; Паскаленко, С.А.; Стрелковська, І.В.; Луцик, О.; Паскаленко, С.А.; Strelkovskaya, I.V.; Lysiuk, E.; Paskalenko, S.A. (IEEEPIC S&T 2015 Харьков, 2016)
      It is proposed the method of continuous signals restoration by different kinds of approximation: Lagrange polynomial, Kotelnikov interpolation series, linear and cubic splines, Haar wavelet and Kotelnikov-Shannon wavelet. ...
    • APPROXIMATION OF SELLF-SIMIAR TRAFFIC BY SPLINE-FUNCTIONS 

      Стрелковская, И.В.; Соловская, И.Н.; Северин, Н.В.; Паскаленко, С.А.; Стрелковська, І.В.; Соловська, І.М.; Северин, М.В.; Паскаленко, С.А.; Strelkovskaya, I.V.; Solovskaya, I.N.; Severin, N.V.; Paskalenko, S.A. (Львовский политехнический национальный университет, 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 ...
    • ASSOCIATIVE RELATIONS IN THE ASSESMENT OF TV IMAGES 

      Gofaizen, O.V.; Гофайзен, О.В.; Гофайзен, О.В.; Osharovska, O.V.; Ошаровська, О.В.; Ошаровская, О.В.; Patlayenko, M.O.; Патлаєнко, М.О.; Патлаенко, Н.О.; Pyliavskyi, V.V.; Пілявський, В.В.; Пилявский, В.В. (Белорусский государственный университет информатики и радиоэлектроники, 2017)
      With the creation and international standardization HDTV and UHDTV systems becomes an actual task of specification test signals to be used in the construction and maintenance video path and equipment of this systems. In ...
    • BROADBAND CALCULATOR.ONLINE: AUTOMATED SYSTEM OF CHOOSING THE MOST PROMISING SOLUTION FOR BUILDING BROADBAND ACCESS NETWORKS 

      Kaptur, V.A.; Каптур, В.А.; Каптур, В.А. (ОНАЗ ім. О.С. Попова, 2018)
      Session on policies and regulatory methods for broadband deployment and broadband access technologies Geneva, Monday, 17 September 2018
    • «BROADBAND CALCULATOR» – АВТОМАТИЗИРОВАННАЯ СИСТЕМА ВЫБОРА НАИБОЛЕЕ ПЕРСПЕКТИВНОГО РЕШЕНИЯ ДЛЯ ПОСТРОЕНИЯ СЕТЕЙ ШИРОКОПОЛОСНОГО ДОСТУПА 

      Добровольский, Е.В.; Добровольський, Є.В.; Dobrovolskyi, Ye.V.; Каптур, В.А.; Каптур, В.А.; Kaptur, V.A.; Квятковский, А.В.; Квятковський, А.В.; Kviatkovskyi, A.V. (ОНАЗ ім. О.С. Попова, 2017)
      Приведено описание автоматизированной системы «BroadBand Calculator», представляет собой универсальную платформу, позволяющую пользователям производить детализированные расчёты для собственных проектов по развитию ШПД в ...
    • CENTRALIZED SYSTEM OF HTTP-TRAFFIC FILTRATION 

      Kaptur, V.A.; Каптур, В.А. (ОНАЗ ім. О.С. Попова, 2010)
      The basic construction principles of the centralized system of http-traffic filtration based on proxy-server are proposed. The possible options for redirecting of http-traffic to the centralized filtration system are ...
    • CLASSIFICATION OF THE METHODS OF EAVESDROPPING AND DATA CORRUPTION IN QUANTUM CRYPTOSYSTEM 

      Limar, I.V.; Лімарь, І.В.; Лимарь, И.В.; Vasiliu, E.V.; Васіліу, Е.В.; Василиу, Е.В.; Kumysh, V.Yu.; Кумиш, В.Ю.; Кумиш, В.Ю. (ОНАЗ ім. О.С. Попова, 2018)
      The new extended classification of the attacks on quantum protocols and quantum cryptosystems is proposed. The classification takes into account the newest data concerning the attacks on the equipment for quantum key ...
    • COGNITIVE MONITORING IN AN INFORMATION AND COMMUNICATION NETWORK OPERATION SYSTEM 

      Nikityuk, L.A.; Нікітюк, Л.А.; Никитюк, Л.А. (ОНАЗ ім. О.С. Попова, 2018)
      A method for increasing the functionality of existing types of monitoring used in modern information and communication networks based on the use of cognitive technologies is proposed. Modern cognitive technologies are ...
    • COHERENT DETECTION OF TWO-DIMENSIONAL DIGITAL MODULATION SIGNALS 

      Оryabinskaya, О.А.; Rozenvasser, D.M.; Орябінська, О.О.; Розенвассер, Д.М.; Орябинская, О.А.; Розенвассер, Д.М. (ОНАЗ ім. О.С. Попова, 2018)
      Two-dimensional digital modulations require coherent detection to eliminate phase uncertainty. The main problem is that it is necessary to exactly match the frequencies and initial phases of the carrier and reference ...
    • COLOR SPACES OF VIDEO SEQUENCES DIGITAL CODING SYSTEMS 

      Gofaizen, O.V.; Pilyavskiy, V.V.; Гофайзен, О.В.; Пилявский, В.В.; Гофайзен, О.В.; Пилявський, В.В. (ОНАЗ ім. О.С. Попова, 2016)
      In the work it is built generalized description and comparison of color spaces defined by standards for digital encoding of video sequences MPEG-2 Video, MPEG-4 Visual, MPEG-4 AVC and MPEG-H HEVC taking into account the ...
    • COLORED PETRI NET MODELS OF NETWORKS, GRIDS, AND CLOUDS: CASE STUDY FOR PROVIDER BACKBONE BRIDGE 

      Zaitsev, D.A.; Зайцев, Д.А.; Зайцев, Д.А.; Shmeleva, T.R.; Шмельова, Т.Р.; Шмелёва, Т.Р.; Sleptsov, A.I.; Слепцов, А.І.; Слепцов, А.И. (ОНАЗ ім. О.С. Попова, 2018)
      26th Telecommunications Forum TELFOR 2018
    • COLOUR APPEARANCE METRIC FOR USE IN VIDEO APPLICATIONS 

      Gofaizen, O.V.; Pilyavskiy, V.V.; Гофайзен, О.В.; Пилявський, В.В.; Гофайзен, О.В.; Пилявский, В.В. (ОНАЗ ім. О.С. Попова, 2017)
      The article presents a description of the new CAM16 color appearance model developed by the CIE to replace the currently acting model CIECAM02, improved with respect to the correctness of the algorithm for its ...
    • COMPARATIVE ANALYSIS OF SIGNALS RESTORATION BY DIFFERENT KINDS OF APPROXIMATION 

      Стрелковская, И.В.; Луцик, Е.; Золотухин, Р.В.; Стрелковська, І.В.; Луцик, О.; Золотухін, Р.В.; Strelkovskaya, I.V.; Lysiuk, E.; Zolotukhin, R.V. (2016)
      The comparative analysis of continuous signals restoration by different kinds of approximation is performed. The software product, allowing to define optimal method of different original signals restoration by Lagrange ...
    • COMPARISON OF METHODS FOR MULTIPATH ROUTING FOR TELECOMMUNICATION NETWORKS 

      Стрелковская, И.В.; Левченко, А.; Стрелковська, І.В.; Левченко, А.; Strelkovskaya, I.V.; Levchenko, A. (ОНАЗ ім. О.С. Попова, 2016)
      The work contains a comparison of the results of the use of different methods for multipath routing with alternate loading on network resources, Gallagher multipath routing and alternative solution - nodal tensor method ...
    • COMPENSATION MODAL DISPERSIONS OPTICAL FIBER BY ROTATION RANKED GLASS MICROSTRUCTURE 

      Lesovoy, I.P.; Лісовий, І.П.; Лесовой, И.П.; Odintsov, N.N.; Одінцов, М.М.; Одинцов, Н.Н.; Stashchuk, O.M.; Стащук, О.М.; Стащук, О.М. (Національний університет "Львівська політехніка", 2010)
      The anisotropic components find in fiber-optic transmission system of the issue wide using. Using characteristic the anisotropic medium for compensation chromatic dispersion of optical fiber (OF) is of considerable interest ...