Сontrol of backscattering by corrugated structures and small-period gratings
Methods and facilities for measuring of the backscattering. Backscattering from rear edge of corrugated slab. Backscattering from the matching grating transition between surfaces with different electromagnetic properties. The metal-impedance border.
Подобные документы
The non-stationary random process disorder detection. The segmentation consists in splitting of speech signal into phonemes. The speech signal disorder points detection is mostly solving in case of small number of its states. The methods of segmentation.
статья, добавлен 14.09.2016Methods of improving channels for the transmission of TV-signals. The algorithm for determining the colour gamut of a digital space. Means of determining the color of a point in the uniform color space. The properties of a adaptive model of channel.
статья, добавлен 26.03.2016Analysis of the problem of the dominant structures of information exchange in the English-language radiotelephone discourse. Factors contributing to the occurrence of accidents and incidents. The use of standard phraseology as a safety factor in aviation.
статья, добавлен 28.10.2020Identification of asymptotic dependence of the impedances on frequency for very low frequencies and for very high frequencies, and explanation of this dependence physically. The proof of that a studied network works in a sinusoidal steady condition.
контрольная работа, добавлен 27.07.2012Requirements for electronic equipment, for the quality and reliability of each element of the product. An overview of methods for creating a web application with a database and information about the reliability of computing and telecommunication systems.
статья, добавлен 07.08.2020Історія розвитку широкосмугового W-CDMA стандарту стільникової мережі. Цифрові системи зв’язку ІІ і ІІІ покоління: GSM, CDMA ONE і US-TDMA. Розподіл спектра радіочастот для систем EDGE і CDMA 2000. Етапи впровадження 3G-інтерфейсу в Європі, Японії і США.
дипломная работа, добавлен 06.09.2011Development an approach of routing control which does not demand any special facilities of the ISP or telecommunication channels. The 2-criteria model of the routing tables estimation and the real-time algorithm for the corresponding optimization problem.
статья, добавлен 13.02.2018Review of new methods of navigation accuracy adjustment. Explanation of the terms accuracy, reliability in terms of calculating the coordinates. A comparative analysis of the methods of calculating the coordinates, convergence estimates of their results.
статья, добавлен 09.09.2012The boundary problem for eigenmodes in coaxial quad-ridged waveguides has been solved by the transverse field-matching technique. The formulas obtained provide possibilities to calculate cutoff wave numbers and electric and magnetic fields modes.
статья, добавлен 07.12.2016Службы передачи речевой информации и данных. Служба SMS в мобильных сетях стандарта GSM. Пакетная передача данных. Технология GPRS. Архитектура системы GPRS. Скорость передачи данных в сети GPRS. Технология EDGE. Типы модуляции, применяемые в сети GSM.
реферат, добавлен 27.03.2015Improvement of state regulation of electronic communications in Ukraine. Elucidation of the issue of legal policy and the prospects of its coordination with the revolutionary cross-border processes of building an integrated GAIA-X network ecosystem.
статья, добавлен 16.01.2024Classification, general parameters and composition of REE. Distance Measurement Equipment. Radio Altimeters. Doppler Systems. Direction Finders. Radio Beacon Landing Systems. Design and Operation Principles of A/C Communication. Equipment Layout of REE.
курс лекций, добавлен 08.05.2013The method X dB using spectrum analyzer, measuring receiver. The possibility of solution problem using SDR platform HackRF One on example emission of digital television. Procedures for emissions were developed on the basis of national normative documents.
статья, добавлен 14.09.2016Interconnection between language and mentality. Exploring the concept of values. The image of Russian people in foreign cross-cultural studies. Measuring Russian Culture using Hofstede’s Dimensions. Comparison results of the survey of the present study.
дипломная работа, добавлен 10.08.2020Архитектура спутниковых систем связи: космический и земной сегменты, диапазоны частот, топологии. Технологии спутниковой связи: VSAT (Very Small Aperture Terminal), SCPC (Single Channel per Carrier), TES, PES. Сочетание сигнала и цифрового потока.
курсовая работа, добавлен 29.05.2014Analysis of the distribution of the electric field within the space bounded by the annular border on the basis of the theory of singular integral equations in problem of pairing. Formulas for determination of the electric field in the active zone.
статья, добавлен 29.07.2016Trends in the formation of the information society under the influence of the development of electronic means of mass communication. Cross-border relations that arise in various spheres of life of people, societies and states when receiving information.
статья, добавлен 13.01.2023Are given the method of determination of angular parameters, which is used in micromechanical inertial-satellite systems, constructed by the method of compensation or based on the reduced Kalman filter. Measurement errors of angles are investigated.
статья, добавлен 22.12.2016Analysis of systems for monitoring the parameters of the telecommunication network with increased information content of the point measurements. Designing the structure of the upgraded monitoring system for the stationary and mobile measurement devices.
статья, добавлен 27.07.2016Current-voltage characteristics of semiconductor ultrahigh frequency diode. The detection of an electromagnetic field and measurement of its density. The equivalent scheme of the ultrahigh frequency semiconductor diode. Microwave diode, linear regression.
статья, добавлен 27.07.2016Description of the transitional period of society development based on the use of digital information, communication technologies. Characteristics of the main approaches to the modernization of the personnel training system, the strategy of universities.
статья, добавлен 01.04.2022Physics principles of a new type of microwave input amplifiers. Low noise level, broad band, switchable gain, super high self-protection against microwave overloads, rapid recovery and small DC consumption of a cyclotron wave electrostatic amplifier.
статья, добавлен 04.11.2018Relevance of processing technology as a single frame, as well as their sequence. Disadvantages polyadic dimensional phase encoding three-dimensional digital video data. Possibility of development coding. Developing innovative ways to the grows video.
статья, добавлен 24.03.2016Nb-Al-N films were deposited by magnetron sputtering of the Nb and Al targets supplied to the magnetron devices with the Al target. The results of nano- and microindentation of the deposited films. The use of nanocomposites as wear-resistant coatings.
статья, добавлен 30.07.2016The antenna elements are arranged along a circle arc and an ellipse arc. The expressions for the equivalent aperture of the antenna array. The values of the amplitude to excite the antenna elements on the basis of the genetic algorithm are obtained.
статья, добавлен 24.06.2016