Now showing items 34-53 of 1680

    • 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 ...
    • FRACTAL CODING OF VIDEO SEQUENCES BY GENETIC ALGORITHM 

      Osharovskaya, E.V.; Patlaenko, N.A.; Ошаровська, О.В.; Патлаєнко, М.О.; Ошаровская, Е.В.; Патлаенко, Н.А. (ОНАЗ ім. О.С. Попова, 2017)
      The results of application of the modified genetic algorithm of fractal coding to still images and video sequences are presented. The dependence of the compression coefficient on the size of the rank block is obtained. ...
    • THE GENERELIZED CLASSIFICATION MODEL OF IoT-PLATFORMS 

      Tsaryov, R.Yu.; Korovkina, K.V.; Царьов, Р.Ю.; Коровкіна, К.В.; Царёв, Р.Ю.; Коровкина, К.В. (ОНАЗ ім. О.С. Попова, 2017)
      The relevance of the concept development of the Internet of Things was shown in the article. The generalized classification model of Internet of Thighs (IoT) platforms was proposed. The model is represented by two levels: ...
    • IMPROVING DYNAMICS OF OBJECTS INTERACTION IN LTE BASED WIRELESS NETWORK 

      Taher, A.K.; Тахер, А.К. (ОНАЗ ім. О.С. Попова, 2016)
      This work analyses resource scheduling in LTE technology radio channel consider dynamics of terminal network objects interaction in real-time mode for multimedia data transmission over a packet-based network. It is ...
    • THE INCREASE OF TRANSMISSION PROTECTION BASED ON MULTIPLEXING OF TIMER SIGNAL CONSTRUCTIONS 

      Korchinsky, V.V.; Kildishev, V.I.; Osadchuk, K.O.; Корчинський, В.В.; Кільдішев, В.Й.; Осадчук, К.О.; Корчинский, В.В.; Кильдишев, В.Й.; Осадчук, Е.А. (ОНАЗ ім. О.С. Попова, 2018)
      In the article the method for increasing the security of confidential information transmission based on multiplexing of timer signal structures is addressed. The feasibility of this study is justified by the need to ...
    • THE INFLUENCE OF INACCURACY OF DISPERSION CORRECTION ON DWDM SYSTEM QUALITY PARAMETERS 

      Mazur, A.D.; Pedyash, V.V.; Мазур, Г.Д.; Педяш, В.В.; Мазур, А.Д.; Педяш, В.В. (2018)
      The wide distribution of broadband access services makes it necessary to increase the capacity of the transport systems of the telecommunications network. To solve the problem, fiber-optical transmission systems with ...
    • INVESTIGATION OF QUALITY CHARACTERISTICS OF NETWORKS MPLS-TE / FRR with additional DIRECTIONS TRAFFIC TRANSMISSION 

      Стрелковская, И.В.; Калинин, В.В.; Стрелковська, І.В.; Калінін, В.В.; Strelkovskaya, I.V.; Kalinin, V.V. (ОНАЗ ім. О.С. Попова, 2016)
      The use nodal tensor method for solution of research quality characteristics of routing in MPLS-TE / FRR network with additional directions of traffic transmission lines . The quality parameters of the network and made ...
    • THE LOCAL AND SPECIAL AUTOMATED SYSTEMS OF NOTIFICATION OF CIVIL DEFENCE 

      Белоусов, С.И.; Малявин, И.П.; Belousov, S.I.; Malyavin, I.P. (ОНАЗ ім. О.С. Попова, 2013)
      The article deals with basic provisions about local and special automated systems of notification of civil defence. Principles of functioning and structural diagrams are considered. В статті розглянуто основні положення ...
    • 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 ...