Now showing items 34-53 of 1858

    • DETERMINATION OF OPTIMAL SIZES OF SENSORS MEMBRANE ELEMENTS BY MEASURING ELASTIC MODULES USING THE RESONANCE METHOD 

      Dyachok, D.A.; Lukashin, V.V.; Volchok, N.A.; Gorbachev, V.E.; Polyakov, S.N.; Дячок, Д.О.; Лукашин, В.В.; Волчок, Н.А.; Горбачов, В.Е.; Поляков, С.М.; Дячок, Д.А.; Лукашин, В.В.; Волчок, Н.А.; Горбачев, В.Э.; Поляков, С.Н. (ОНАЗ ім. О.С. Попова, 2017)
      Introduction of the concept of the Internet of Things in telecommunication networks has caused a rapid number growth of new designs and technologies for manufacturing reliable sensors of physical quantities, in particular ...
    • DETERMINATION OF TARIFFS FOR TELECOMMUNICATION SERVICES ON THE BASIS OF COST SIMULATION MODELLING 

      Granaturov, V.M.; Гранатуров, В.М.; Гранатуров, В.М.; Kaptur, V.A.; Каптур, В.А.; Каптур, В.А.; Politova, I.V.; Політова, І.В.; Политова, И.В. (Institute of Society Transformation, 2015)
      The proposed approach to determination of tariffs for telecommunication services allows taking into account nature and specific characteristics of each services and conditions of providing, in contrast to existing. The ...
    • DETERMINATION OF TARIFFS ON TELECOMMUNICATION SERVICES BASED ON MODELING THE COST OF THEIR PROVIDING: METHODOLOGICAL AND PRACTICAL ASPECTS OF APPLICATION 

      Granaturov, V.M.; Гранатуров, В.М.; Гранатуров, В.М.; Kaptur, V.A.; Каптур, В.А.; Каптур, В.А.; Politova, I.V.; Політова, І.В.; Политова, В.А. (Institute of Society Transformation, 2016)
      The article deals with the main methodological and practical aspects of determination and application tariffs on telecommunication services by using the method developed by the authors. Its core is a model of service ...
    • DETERMINATION OF THE NECESSARY INDUCTOR CORE DIMENSIONS FOR SWITCHING ELECTRICAL ENERGY CONVERTERS 

      Kadatskyy, A.F.; Rusu, A.P.; Кадацький, А.Ф.; Русу, О.П.; Кадацкий, А.Ф.; Русу, А.П. (ОНАЗ ім. О.С. Попова, 2018)
      Each developer of switching electrical energy converters, sooner or later, faces the need to select or develop an inductor. However, currently, the method of choosing an inductor core for switching converters is very ...
    • DEVELOPING THE ARCHITECTURE OF INTEGRATED 5G MOBILE NETWORK BASED ON THE ADAPTATION OF LTE TECHNOLOGY 

      Tikhonov, V.I.; Тихонов, В.І.; Тихонов, В.И.; Nesterenko, S.A.; Нестеренко, С.А.; Нестеренко, С.А.; Babich, Yu.O.; Бабіч, Ю.О.; Бабич, Ю.О.; Berezovsky, V.V.; Березовський, В.В.; Березовский, В.В. (НПП ЧП «Технологический Центр», 2017)
      Проведено аналіз різонерів для роботи з онтологічними базами знань з метою збільшення швидкодії цих баз. Запропоновано варіант рішення, в якому комбінуються переваги «tableau»-based і «hypertableau»-based різонерів. Проведено ...
    • 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. ...
    • DIAGONALIZATION OF THE DIFFERENTIAL OPERATOR MATRIX IN THE CASE OF THE MULTIDIMENSIONAL CIRCUITS 

      Dmitrieva, I.Yu.; Ivanitckiy, A.M. (ОНАЗ ім. О.С. Попова, 2009)
      In the present paper we propose the explicit mathematical method that is assumed to be quite simple from the engineering and applied aspects and that allows to diagonalize an n-dimensional system of the arbitrary partial ...
    • DYNAMIC SERVICE MARKET ASSESSMENT ON THE BASIS OF WIRELESS TECHNOLOGIES IN ODESSA REGION 

      Karelin, Y.V.; Nikityuk, L.A.; Карелин, Я.В.; Никитюк, Л.А.; Карелін, Я.В.; Нікітюк, Л.А. (ОНАЗ ім. О.С. Попова, 2014)
      The object of research is the wireless service market in Odessa region. During the work dynamic of service market was investigated. It was performed an analysis of main providers, services and future development of the ...
    • ECONOMICAL TRANSDUCERS OF ENVIRONMENTAL PARAMETERS TO A FREQUENCY FOR THE END DEVICES OF IoT 

      Vikulin, I.M.; Вікулін, І.М.; Викулин, И.М.; Gorbachev, V.E.; Горбачов, В.Е.; Горбачев, В.Э. (Національний університет «Львівська політехніка», 2017)
      The possibility of using a unijunction transistor in the relaxation generator circuit as a highly sensitive frequency transducer of temperature, light, magnetic field, pressure, concentration of gases and radiation level ...
    • EFFECT OF OPTSCAL CHANNAL BANDWIDTH ON THE IMMUNSTI OF NRZ AND RZ LINEAR CODES 

      Breskin, V.A.; Mazur, A.D.; Rozenvasser, D.M.; Брескин, В.А.; Мазур, А.Д.; Розенвассер, Д.М.; Брескін, В.О.; Мазур, А.Д.; Розенвассер, Д.М. (TCSET, Lviv-Slavske, Ukraine, 2012)
      A comparative assessment of the required bandwidth of the optical channel of FOTS using NRZ and RZ linear codes is given in this paper.
    • 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 ...
    • EFFICIENCY EVALUATION OF THE "VECTORING" SYSTEM APPLICATION ON THE CONNECTING LINES DURING MODERNIZATION OF THE RURAL TELEPHONE NETWORK 

      Оreshkov, V.І.; Орєшков, В.І.; Орешков, В.И. (ОНАЗ ім. О.С. Попова, 2018)
      The urgency of the "digital divide" problem is a global problem. That the problem is in particular and acute in Ukraine, is described in the article. It is proposed to use VDSL2 technology for modernization of the rural ...
    • EFFICIENCY OF PARTLY ERRORS CORRECTION IN ARQ DTS BASED ON TIMER SIGNAL CONSTRUCTION 

      Захарченко, Н.В.; Хомич, С.В.; Белова, Ю.В.; Севастев, Е.А.; Захарченко, Н.В.; Хомич, С.В.; Сєвастєєв, Е.О.; Zakharchenko, N.V.; Homich, S.V.; Belova, Yu.V.; Sevasteev, E.A. (ОНАЗ ім. О.С. Попова, 2014)
      Розроблено метод передавання на базі систем з вирішальним зворотнім зв’язком та таймерних сигнальних конструкцій з корегуванням частини помилок інтервалу «хорошого» стану рівнянням якості. Визначені граничні умови його ...
    • EFFICIENCY STUDY OF ALGORITHMS APPLIED IN DVB-T/ DVB-T2 SYSTEMS AT PRESENCE OF PHASE NOISE 

      Баляр, В.Б.; Balyar, V.B. (ОНАЗ ім. О.С. Попова, 2014)
      In article study results in direction of efficiency estimation of algorithms used in DVB-T/ DVB-T2 systems at presence of phase noise with parameters defined in DSTU ETSI TR 101 290. Obtained estimations will be used as ...
    • ELABORATION OF A SOFTWARE AND LAB ENVIRONMENT FOR IN-DEPTH OWD ANALYSIS ON WIRELESS LINKS USING LTEST 

      Nikityuk, L.A.; Siemens, E.; Нікітюк, Л.А.; Сіменс, Е.; Никитюк, Л.А.; Сименс, Е. (ОНАЗ ім. О.С. Попова, 2014)
      : Research of optimal transfer protocol for organization of a reliable data transfer between serial devices for GPRS/EDGE and UMTS networks with subsequent using it in elastic jitter buffer algorithm. The main criterion ...
    • 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, ...
    • FORMALIZATION OF THE INFOCOMMUNICATION NETWORK ADAPTATION TASK WITHIN THE LIFE CYCLE AND THE GENERAL APPROACH TO ITS SOLUTION BASED ON GENETIC ALGORITHMS 

      Nikityuk, L.A.; Нікітюк, Л.А.; Никитюк, Л.А. (ОНАЗ ім. О.С. Попова, 2017)
      Infocommunication network on formal grounds is a complex system that functions in a disturbing environment, evolves over time and is characterized by non-stationary fault flow of its subsystems and elements. In this paper ...
    • FORMATION THE PIЕCOSECOND OPTICAL PULSES OF THE ASSIGNED STRUCTURE USING PRECISION LINES OF DELAY 

      Odegov, N.A.; Staren"kiy, I.V.; Kostjuk, V.V (ОНАЗ ім. О.С. Попова, 2018)
      The article examines the development of methods of one to increase the spectral efficiency of the fiber optic systems of transmission. The essence of the method is shown with the use of alphabet as signals with peak ...
    • FOURIER ANALYSIS OF THE TEXTURE OF HIGH-DEFINITION IMAGES 

      Osharovskaya, E.V.; Ошаровська, О.В.; Ошаровская, Е.В.; Patlayenko, N.A.; Патлаєнко, М.О.; Патлаенко, Н.А.; Pyliavskyi, V.V.; Пілявський, В.В.; Пилявский, В.В. (Львівський національний університет ім. Івана Франка, 2018)
      This paper presents the results of measuring the signal-to-noise ratio at the boundary of object contours in highdefinition images after compression of the original digital stream based on the Fourier transform and the ...