Browsing Статті by Title

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    • ANALYSIS OF COMPARING SDN FORWARDING STRATEGIES 

      Стрелковська, І.В.; Стрелковская, И.В.; Strelkovska, I.V.; Архипенко, Р.В.; Архипенко, Р.В.; Arkhypenko, R.V. (ОНАЗ ім. О.С. Попова, 2012)
      Analysis of comparing SDN forwarding strategies is performed.

    • ANALYSIS OF OPENFLOW PROTOCOL 

      Селезньов, О.І.; Селезнёв, О.И.; Selezniov, O.I.; Шмельова, Т.Р.; Шмелёва, Т.Р.; Shmeleva, T.R. (ОНАЗ ім. О.С. Попова, 2015)
      Basic information about OpenFlow protocol is given. OpenFlow switch structure is considered. General principles of flow processing, such as sequential flow entries matching, with OpenFlow protocol appliance are described. ...

    • ANALYSIS OF THE MATHEMATICAL CONCEPTS AND DATA SCIENCE ALGORYTHMS, USED IN MASS SERVICE NETWORKS’ RESEARCH 

      Кулешова, В.В.; Кулешова, В.В.; Kuleshova, V.V.; Ложковський, А.Г.; Ложковский, А.Г.; Lozhkovskyi, A.G. (ОНАЗ ім. О.С. Попова, 2017)
      Nowadays, mass service networks are researched using a variety of methods. However, the results that have been achieved this far are intermediate ones, especially, in the case of multi-service telecommunication networks. ...

    • 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 ...

    • ASSESSMENT OF LOAD IN THE CHANNEL OF WI-FI SYSTEM WHEN THE TRANSMISSION SIP PROTOCOL 

      Гришко, Л.О.; Гришко, Л.О.; Hryshko, L.O.; Струкало, М.І.; Струкало, М.И.; Strukalo, M.I. (ОНАЗ ім. О.С. Попова, 2018)
      A criterion for estimating the load in a packet system channel when transmitting SIP messages is proposed. An analysis of the structure, syntax and volumes of SIP message information has been performed. Packet flow rates ...

    • 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 ...

    • COMPARISON OF RESOURCE CONSUMPTION EFFICIENCY OF IOS DEVICE USING NATIVE AND THIRD-PARTY LIBRARIES 

      Стрелковська, І.В.; Стрелковская, И.В.; Strelkovska, I.V.; Сіменс, Е.; Siemens, Е.; Siemens, E.; Архипенко, Р.; Архипенко, Р.; Arkhypenko, R. (ОНАЗ ім. О.С. Попова, 2019)
      Comparison of resource consumption efficiency of iOS device using native and third-party libraries is performed.

    • DESCRIPTION OF THE CHARACTERISTICS OF THE SERVICE OF LTE TRAFFIC 

      Стрелковська, І.В.; Стрелковская, И.В.; Strelkovska, I.V.; Шандрик, О.В.; Шандрик, О.В.; Shandryk, O.V. (ОНАЗ ім. О.С. Попова, 2018)
      It is proposed to use the nodal tensor method to study the characteristics of the quality of traffic servicing in the LTE network. The value of packet delay time and the length of packets in a queue is obtained. The results ...

    • DEVELOPMENT AND PROOF-OF-CONCEPT IMPLEMENTATION OF AN SDN-APPLICATION 

      Стрелковская, И.В.; Котельникова, Н.О.; Стрелковська, І.В.; Котельникова, Н.О.; Strelkovskaya, I.V.; Kotelnikova, N.O. (ОНАЗ ім. О.С. Попова, 2016)
      Software-Defined Networking (SDN) is a brand new concept for a dynamic and scalable network, that separates the control and data plane logic of traditional network devices, and create a flexible manageable architecture. ...

    • DEVELOPMENT OF A VIRTUAL / AUGMENTED REALITY (VR/ AR) APPLICATION FOR INTERNET OF THINGS 

      Шульга, О.; Шульга, О.; Shulha, О.; Вермсер, Д.; Вермсер, Д.; Wermser, D.; Стрелковська, І.В.; Стрелковская, И.В.; Strelkovska, I.V. (ОНАЗ ім. О.С. Попова, 2017)
      Has been developed an algorithm for the flow of data in TSN (Time-Sensitive Networking), taking into account the Quality of Service (QoS) characteristics: latency and probability of packet loss. Was used software and ...

    • EFFICIENCY ANALYSIS OF UAV AND COMMUNICATION DEVICES 

      Венідіктов, О.В.; Венидиктов, О.В.; Venidiktov, O.V.; Шмельова, Т.Р.; Шмелёва, Т.Р.; Shmeleva, T.R. (ОНАЗ ім. О.С. Попова, 2016)
      In this paper Unmanned Aerial Vehicle were classified. Main application goals of UAV were defined. The technical problems of the UAV were investigated. Closings of a communication channel with the UAV cryptographic means ...

    • EFFICIENCY ESTIMATION OF COMPUTING GRIDS WITH VARIOUS TRAFFIC TYPES 

      Shmeleva, T.R.; Шмельова, Т.Р.; Шмелёва, Т.Р. (ОНАЗ ім. О.С. Попова, 2017)
      For the efficiency evaluation of computing grids with different types of traffic, reenterable colored Petri nets are suggested. The principles of constructing models in the form of reenterable colored Petri nets are ...

    • ESTIMATING THE SERVICE WAITING PROBABILITY IN A SINGLE-CHANNEL SYSTEM WITH SELF-SIMILAR TRAFFIC 

      Lozhkovskyi, A.G.; Levenberg, E.V.; Ложковський, А.Г.; Левенберг, Є.В.; Ложковский, А.Г.; Левенберг, Е.В. (ОНАЗ ім. О.С. Попова, 2018)
      Estimation of the service quality characteristics in a single-channel system with queue for the packet network is often reduced to the determination of the Hurst exponent for self-similar traffic, after which using the ...

    • ESTIMATION OF QoS CHARACTERISTICS OF SELF-SIMILAR TRAFFIC FOR THE Wв/M/1/infinity QUEUING SYSTEM 

      Strelkovskaya, I.V.; Siemens, E.; Solovskaya, I.N.; Fedotova, I.; Стрелковська, І.В.; Сіменс, Е.; Соловська, І.М.; Федотова, І.; Стрелковская, И.В.; Сименс, Е.; Соловская, И.Н.; Федотова, И. (ОНАЗ ім. О.С. Попова, 2018)
      The work considers the problem of Quality of Service (QoS) characteristics estimation for self-similar traffic serviced by a queuing system of the Wв/M/1/infinity type using the Weibull distribution. To solve this problem, ...

    • EVALUATION OF SDN EFFICIENCY 

      Селезньов, О.І.; Селезнёв, О.И.; Selezniov, O.I.; scientific adviser – associate professor Shmeleva, T.R. (ОНАЗ ім. О.С. Попова, 2015)
      Innovative structure of Software Defined Networking architecture is viewed. Common principles of SDN-based networks implementation are given. Major advantages of Software Defined Networks are listed. Most effective appliances ...

    • FULL ENERGY OF SELECTIVE SIGNAL AT INTERPOLATION OF THEIR SPECTRA BY QUADRATIC SPLINES 

      Стрелковська, І.В.; Стрелковская, И.В.; Strelkovska, I.V.; Макоганюк, А.О.; Макоганюк, А.О.; Makoganuk, А.О.; Пасісніченко, І.В.; Пасисниченко, И.В.; Pasisnichenko, I.V. (ОНАЗ ім. О.С. Попова, 2013)
      The interpolation method of the selective signals spectral intensity by the quadratic splinefunctions is considered. It is shown that the selective signals synthesis on the quadratic splines basis brings to lesser computation ...

    • IMPLEMENTATION OF A LOAD GENERATOR FOR THE SDN CONTROL PLANE AND CONSIDERATION OF ITS CONCEPT 

      Корчевний, А.; Корчевный, А.; Korchevnyi, А.; scientific adviser – professor Strelkovska, I.V.; scientific adviser – professor Wermser, D. (ОНАЗ ім. О.С. Попова, 2018)
      The paper examines possibility to implement a load generator for the SDN control plane and consideration of its concept.

    • INFINITE PETRI NETS: PART 1, MODELING SQUARE GRID STRUCTURES 

      Shmeleva, T.R.; Шмельова, Т.Р.; Шмелёва, Т.Р.; Zaitsev, D.A.; Зайцев, Д.А.; Зайцев, Д.А.; Zaitsev, I.D.; Зайцев, І.Д.; Зайцев, И.Д. (Complex Systems Publications, Inc., USA, 2017)
      A composition and analysis technique was developed for investigation of infinite Petri nets with regular structure, introduced for modeling networks, clusters and computing grids, that also concerns cellular automata and ...