Parameters of radioelectronic devices, which are determined by thermal modes
Discusses the main characteristics of reliability of radio electronic devices, methods of their calculation. Proposed mathematical models for the determination of parameters of thermal fields and recieved an analytical solution for the calculation.
Подобные документы
Output spectral components radiated from magnetrons were experimentally measured. The correlation with some oscillations which influence on electromagnetic surrounding. As quality factors were proposed number of outside components and their magnitudes.
статья, добавлен 19.06.2018The Conventional Telephone Set. Digital Transmission Techniques. Electronics in the Central Office. Modems and Fax Machines. The Convergence of Technologies. Electronic Dialing and Ringing Circuits. Pulse and Timing Restoration. Fiber Optic Principles.
книга, добавлен 25.11.2013The evolutionary strategy of multi-tier WDR - filters with LM-modes, optimized with original knowledge-based CAD system designing is tested. The designing of filters, which are intended for the next generation of millimeter waveband wireless systems.
статья, добавлен 14.07.2016The problem of object detection and recognition, namely, its solution without the use of expensive, resource-intensive and complex data collection and processing systems, with the possibility of its mobility, ease of installation and initial setup.
статья, добавлен 16.08.2021- 105. Electronic Circuits
Identification 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 27.07.2012 Metadata - an organized information which defines, explains and facilitate easy retrieval and management information resources. Web technologies like a mechanism that contributes to the growth rate of implementation of electronic learning platforms.
дипломная работа, добавлен 01.09.2018Profound n- and p-type silicon monocrystals. Effect of hole and electronic conductivity in semiconductors on the of anodic etching. Correlation between the microstructure of silicon, the dislocation density and the lifetime of minority carriers.
статья, добавлен 22.12.2016Методы расчета частотных характеристик входного сопротивления электрической цепи, определение импульсных воздействий на нее. Моделирование заданной цепи с помощью программы Electronic Workbench. Анализ метода контурных токов и схемы их изменений.
курсовая работа, добавлен 06.11.2014Пошаговая разработка схемы четырехразрядного суммирующе-вычитающего устройства в виртуальной среде Electronic Workbench. Сумматор как устройство, преобразующее информационные, аналоговые или цифровые сигналы в сигнал, эквивалентный сумме этих сигналов.
реферат, добавлен 17.03.2017Применение кода Грея. Наглядная схема правила перехода от двоичного кода к коду Грея. Схема преобразователя прямого кода в дополнительный. Моделирование преобразователя кодов в программе Electronic Work Bench, выбор наилучшего варианта реализации.
курсовая работа, добавлен 12.04.2014The 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 14.09.2016The theoretical principles of mobile application design development are analyzed. The method of creating a design of a mobile application for people who lead an active lifestyle is proposed. The need to develop a detailed prototype of the final product.
статья, добавлен 06.06.2023- 113. Исследование логических схем и логических микросхем серии 74хх в программе Electronic Workbench
Отечественные и иностранные условные графические обозначения логических элементов. Исследование основных типов логических элементов; изучение генератора слов в пошаговом режиме. Экспериментальное получение таблицы истинности логической функции переменных.
контрольная работа, добавлен 19.06.2014 Разработка и расчет суммирующего синхронного суммирующего восьмиразрядного счетчика на основе JK-триггера. Минимизация комбинационной схемы управления работы счетчика. Моделирование схемы в программе Electronic Work Bench. Расчет резисторов R2—R8.
курсовая работа, добавлен 13.04.2014Development of a system of digital wireless high-speed data transmission with orthogonal frequency division. Mathematical modeling and efficiency in the use of Fourier transform and finite Radon transform in a system with orthogonal frequency division.
статья, добавлен 26.06.2016Trends 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 13.01.2023Corresponding boundary problem determines electromagnetic wave propagation in the isotropic homogeneous finite lines under expofunctional excitations and arbitrary large time intervals. Investigating electromagnetic field behavior for arbitrary media.
статья, добавлен 30.07.2016- 118. Neural networks
Models of neuron. Networks architectures. Credit assignment problem. Relation between perceptron and Bayes classifier for a Gaussian environment. Output representation and decision rule. Generalized Radial-Basis function networks. Maximum entropy method.
книга, добавлен 09.09.2012 The technique of identification of the mechanical backlash of navigational equipment test table is considered as means for certification requirements verification. Identification procedures of mathematical model of mechanical backlash are considered.
статья, добавлен 22.12.2016Diagram of the energy spectrum and impurity states for doped PbTe-based alloys. Temperature dependence of the relative resistance for PbTe(In) films. Photoelectric instabilities in a film induced by a combined effect of illumination and slight heating.
статья, добавлен 28.06.2013An improvement for machine vision based tracking algorithm using NARX neural network. Prediction the next position of a mobile agent tracked by a miniature rotorcraft, a quadrotor. Optical noises. The agent is recognized by its color using HSV algorithm.
статья, добавлен 29.06.2017The channel utilization factor is a typical quality of service functional model of a telecommunication network. This paper introduces an approximation of the QoS functional model based on regression analysis and performed via differentiable functions.
статья, добавлен 07.12.2016System architecture for speech recognizer. A modular-based classifier for the problem of phoneme recognition which used for speech recognition. A typical architecture of the proposed system. Probabilistic neural networks as statistical classifier.
статья, добавлен 06.11.2018Asymptotic properties of an online gradient algorithm with a constant step size used to study in a neural network a model of nonlinear systems having a single hidden layer. Substantiation of the conditions guaranteeing the convergence of this algorithm.
статья, добавлен 14.09.2016The dependence of the conductivity of composites of metal-polymer from the volume fraction of the dispersed phase. Models of the dependence of the conductivity structures obtained on the basis of equations of Maxwell-Garnett and Nielsen, their comparison.
статья, добавлен 26.06.2016