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Now showing items 170-189 of 3794

    • NETWORK NEUTRALITY INFLUENCE ON THE CONSTRUCTION OF STRATEGIC BEHAVIOR OF MOBILE OPERATORS WITH OTT-SERVICES PROVIDERS 

      Станкевич, І.В.; Станкевич, И.В.; Stankevych, I.V.; Тардаскіна, Т.М.; Тардаскина, Т.Н.; Tardaskina, T.M.; Манько, М.П.; Манько, М.П.; Manko, M.P. (ОНАЗ ім. О.С. Попова, 2018)
      The introduction of 4G technology in the market of mobile communication and the increasing penetration of smartphones into the lives of society put the service of providing Internet access to the forefront. The development ...

    • 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 ...

    • NEW QUANTUM SECRET SHARING PROTOCOL USING ENTANGLED QUTRITS 

      Vasiliu, Ye.; Limar, I.; Gancarczyk, T.; Karpinski, M. (IEEE, 2019)
      A new quantum secret sharing protocol based on the ping-pong protocol of quantum secure direct communication is proposed. The pairs of entangled qutrits are used in protocol, which allows an increase in the information ...

    • 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 ...

    • OVERVIEW OF MODELING TECHNIQUES FOR OPTICAL TRANSMISSION SYSTEMS 

      Коновалов, О.В.; Коновалов, О.В.; Konovalov, O.V.; Шапа, О.В.; Шапа, О.В.; Shapa, O.V.; Решетнікова, О.С.; Решетникова, О.С.; Reshetnikova, O.S. (ОНАЗ ім. О.С. Попова, 2015)
      In this work we’ve investigated physical properties of Raman amplification, applied it to a system model, such as ASK or MSK, and compare results against different system configurations to determine if the ROA is beneficial ...

    • PARAMETRIC COLORED PETRI NET MODEL OF COMPUTING GRIDS 

      Шмелёва, Т.Р.; Шмельова, Т.Р.; Shmeleva, T.R. (ОНАЗ ім. О.С. Попова, 2014)
      A parametric model of computing grids in the form of a colored Petri net was developed, which consists of a fixed number of Petri net nodes and is invariant regarding the topology of a grid, number of attached nodes and ...

    • PARAMETRIC PETRI NET MODEL FOR ETHERNET PERFOMANCE AND QOS EVALUATION 

      Zaitsev, D.A.; Зайцев, Д.А.; Зайцев, Д.А.; Shmeleva, T.R.; Шмельова, Т.Р.; Шмелёва, Т.Р. (University of Karlsruhe, 2009)
      Parametric model of switched Ethernet in the form of a colored Petri net is presented. The model is invariant regarding the structure of the network; it has fixed number of nodes for any given tree-like network. Special ...

    • PBB EFFICIENCY EVALUATION VIA COLORED PETRI NET MODELS 

      Vorobiyenko, P.P.; Воробієнко, П.П.; Воробиенко, П.П.; Guliaiev, K.D.; Гуляєв, К.Д.; Гуляев, К.Д.; Zaitsev, D.A.; Зайцев, Д.А.; Зайцев, Д.А.; Shmeleva, T.R.; Шмельова, Т.Р.; Шмелёва, Т.Р. (Scientific Research Publishing Inc., 2010)
      Basic components of Provider Backbone Bridge (PBB) network models were constructed: PBB interior switch, PBB edge switch—with the dynamic filling up of address tables. The modeling of PBB networks was implemented. The ...

    • PECULIARITIES OF TESTING OF MEASUREMENT INSTRUMENT SOFTWARE IN UKRAINE 

      Величко, О.М.; Величко, О.Н.; Velychko, O.M.; Грабовський, О.В.; Грабовский, О.В.; Hrabovskyi, O.V.; Гордієнко, Т.Б.; Гордиенко, Т.Б.; Gordiyenko, T.B. (IFSA Publishing, Spain, 2019)
      The developed special SW testing methodology of measuring instruments software (MI SW) with taking into account all essential requirements of OIML document and WELMEC guidelines was presented. This methodology contains the ...

    • 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 ...

    • A PHYSICAL MODEL FOR MOLECULAR COMMUNICATION 

      Сміренська, С.С.; Смиренская, С.С.; Smirenskaya, S.S.; Шмельова, Т.Р.; Шмелёва, Т.Р.; Shmeleva, T.R. (ОНАЗ ім. О.С. Попова, 2013)
      This work is devoted to a physical model for molecular communication. In this paper the types of molecular communication architecture represented. On example of one type of molecular communication architecture the physical ...

    • PHYSICAL WORKABILITY AS THE BASE OF STUDENTS FUNCTIONAL POTENTIALS 

      Самокиш, І.І.; Самокиш, И.И.; Samokysh, І.І. (Харківський національний педагогічний університет імені Г.С. Сковороди, 2016)
      Purpose: to assess the level of students’ physical workability and find its connection with physical fitness. Material: we tested 150 students (86 girls and 64 boys) of 17-19 years’ age. All students were in main health ...

    • PLANNING OF BROADBAND SUBSCRIBER ACCESS NETWORK ON STANDART 802.11g 

      Шумліна, Д.О.; Шумлина, Д.О.; Shumlina, D.O.; Бабіч, Ю.О.; Бабич, Ю.О.; Babich, Yu.O. (ОНАЗ ім. О.С. Попова, 2011)
      In this article is considered the deployment of the wireless Wi-Fi network, based on the IEEE 802.11g standart on the example of the existed city. Also are performed researching and selecting of the necessary equipment and ...

    • POLARIZATION MODE DISPERSION COMPENSATOR BASED ON ANISOTROPIC OPTICAL FIBER 

      Стащук, О.М.; Стащук, О.М.; Staschuk, О.М.; Степанов, Д.М.; Степанов, Д.Н.; Stepanov, D.M.; Багачук, Д.Г.; Багачук, Д.Г.; Bahachuk, D.H. (ОНАЗ ім. О.С. Попова, 2020)
      In this paper, a new method of polarization mode dispersion (PMD), which can significantly limit the speed and range of transmission of fiber optic transmission systems (FOTS), compensation was developed and analyzed. In ...

    • POSSIBLE VIDEO SEQUENCES CODING APPROACH 

      Гофайзен, О.В.; Гофайзен, О.В.; Gofaizen, O.V.; Ошаровська, О.В.; Ошаровская, Е.В.; Osharovska, O.V.; Патлаєнко, М.О.; Патлаенко, Н.А.; Patlayenko, M.O.; Пілявський, В.В.; Пилявский, В.В.; Pilavskiy, V.V.; Якоб, М.І.; Якоб, М.И.; Iacob, M.I. (ОНАЗ ім. О.С. Попова, 2019)
      A possible approach to the encoding of video sequences based on the separate implementation of interframe and intraframe decorrelation is proposed. At the interframe decorrelation stage, a block representation structure ...