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сколько стоит заказать работу? коллекция "otherreferats"
Главная Коллекция "Otherreferats" Коммуникации, связь, цифровые приборы и радиоэлектроника
  • 61. Cпектральные модели импульсных преобразователей с переменной частотой коммутации

    Изучение использования пакетов прикладных программ (Pspice, Orcad) при моделировании импульсных преобразователей с многотактным принципом функционирования (автономные инверторы напряжения с импульсной модуляцией, корректоры коэффициента мощности).

    статья (184,9 K)
  • 62. Cравнительный анализ погрешности многозондовых микроволновых мультиметров с обработкой методами фильтра Калмана и наименьших квадратов, учитывающий переотражения зондов

    Сравнительный анализ величины относительной погрешности на основании алгоритмов обработки сигналов датчиков многозондового микроволнового мультиметра. Условия применимости и МНК и фильтрации Калмана. Анализ относительной погрешности измеренной мощности.

    статья (186,4 K)
  • 63. Data Contract в аналитических системах: основные принципы, практическая польза и методы реализации

    Исследование концепции Data Contract в контексте управления информацией, ее роль в современных аналитических системах. Ключевые принципы, на которых строится Data Contract, преимущества использования данной методологии, практические сценарии применения.

    статья (132,4 K)
  • 64. DC/DC-конвертеры Vicor второго поколения

    Характеристика строения, видов и конструкции DC-DC-конвертеров - миниатюрных модульных импульсных источников вторичного электропитания с высоким КПД для монтажа на печатную плату. Общие черты двух поколений DC/DC-конвертеров Vicor и различия между ними.

    реферат (1,5 M)
  • 65. Definition of contribution and type of particles in mixed signal detectors

    The study the energy spectra dynamics and pitch-angle distribution of high energy electrons, protons, alpha-particles radiation belts during magnetospheric storms and substorms and exposure of the Earth magnetosphere to the high speed flows of sun wind.

    статья (1,2 M)
  • 66. Design and calculation of the rectifier

    Three-phase rectifier with center tap. Non-symmetrical scheme of three-phase bridge rectifier, Larionov’s scheme. The review of constructive solutions. Principle of designed scheme operation. Calculation of rectifier working on active-inductive load.

    курсовая работа (670,8 K)
  • 67. Design of digital longitudinal autopilots based on L1-optimization approach

    Analysis of optimal control. Implementation of a digital autopilot capable of providing the position of aircraft step. Optimization of the determination of the parameters of the digital PI controller, necessary for stabilizing the position of the pitch.

    статья (472,0 K)
  • 68. Design of hybrid neuron networks

    Development and practical approbation of the methodology for designing hybrid neural networks. Analysis of the effectiveness and conditions of use of this technique. Research and evaluation of the possibility of using input signals of different types.

    статья (327,7 K)
  • 69. Design of two-degree-of-freedom system for control by inertially stabilized platform

    The problem of H-synthesis of the robust two-degree-of-freedom system taking into consideration the coordinate external disturbances. The effectiveness of suggested design procedure, its application to the system for stabilization and attitude control.

    статья (280,1 K)
  • 70. Detection of Changes of Local Regularity of Time Series

    Time series analysis from the point of view of the tree crossing. The use of a new method of detecting changes in the local regularity of a time series by using tree crossing. Principles, components of the tree crossing, the relevance of its application.

    курсовая работа (759,7 K)
  • 71. Determination of Wavelengths which Correspond to Taken Propagation Constant of Planar Waveguide by Wave Equation Fourier Transform Method

    A numerical method based on the Fourier Transform Method applications for the study of the optical waves propagating in dielectric planar waveguides. Research waveguide search wavelengths of light according to the received propagation constants.

    статья (490,4 K)
  • 72. Determining the operating distance of air ultrasound range finders: calculations and experiments

    Definition operating distance of air ultrasound range finders by using the modified radar equation. Experimental verification of the developed computational procedure is discussed, and calculations of the relevant terms for this case are presented.

    статья (416,1 K)
  • 73. Development of an advanced biometric authentication system using iris recognition based on a convolutional neural network

    The development and evaluation of a neural network-based method for iris-based personal identification. Development of a new method for generating feature representations with using pre-trained convolutional neural networks for iris classification.

    статья (151,0 K)
  • 74. Development simulator of wireless sensor network

    The wireless technology and progress in chip manufacturing. The practical development and implementation of a class of distributed communication systems - wireless sensor networks. Choice of simulation technology. Program implementation of the simulator.

    статья (790,7 K)
  • 75. Digital echo chambers: amplifying populist rhetoric in the age of social media

    Consideration of the relationship between the inherent design of social media and the rise of echo chambers. The analysis of the detrimental effects of echo chambers on the quality of public debate and the exacerbation of political polarization.

    статья (49,5 K)
  • 76. Digital watermarking for digital media

    Digital watermarking schemes for multimedia authentication. A new public-key algorithm for watermarking of digital images. Geometric distortions correction using image moment in image watermarking. Active watermarking system: protection of digital media.

    книга (3,6 M)
  • 77. Diodes. Types of diodes

    The use of thermionic valve diodes in analog signals and as rectifiers in many power sources. Volt-ampere characteristic of semiconductor diodes. Cat’s whisker or crystal diodes. The main stages of the development of semiconductor and vacuum tube diodes.

    статья (18,9 K)
  • 78. Direct digital frequency synthesizer based on Fibonacci codes

    A direct digital frequency synthesizer in modern electronic devices. Criteria of reliability the communication systems. The most promising radio transmission system. Brief introduction of arithmetic operations in digital synthesizer radio signals.

    статья (364,7 K)
  • 79. Directions of the modern scientist's communication interaction in the space of formal and informal scientific communication

    Directions and conditions of interaction of a scientist in the space of scientific communication. Identifying the impact of social changes on scientific communication. The authority of a scientist and communication standards of academic integrity.

    статья (52,6 K)
  • 80. Discourse analysis of aviation radiotelephony: communicative functions

    Problems with Radio communication as a significant cause, a contributory factor in many aircraft accidents, serious incidents. Seven functions of language: instrumental, regulatory, representational, interactional, personal, heuristic, imaginative.

    статья (22,0 K)
  • 81. Discourses on linguistic integration of migrants and the role of the media in migration processes

    Migration processes are a complex social interaction of people, which is governed by the nature of political, economic, and cultural communication. The role of modern media as informational and ideological mediators between the government, civil society.

    статья (24,6 K)
  • 82. Discretion and electronic communications markets: O-RAN perspective

    Improvement 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 (344,8 K)
  • 83. Disease Prediction in User Generated Chinese Medical Texts Based on Deep Learning

    Problems of the medical industry in China at present. Development of an automatic online system for sorting free medical texts in Chinese collected from Chinese platforms. Technical characteristics and prospects of their use for predicting diseases.

    дипломная работа (1,3 M)
  • 84. Dominant exchange structures in aviation radiotelephony discourse

    Analysis 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 (16,6 K)
  • 85. DVD-процессоры ESS ES4318, ES4408, ES4408FD

    Использование микросхем для построения бытовых DVD-проигрывателей. Группировка выводов микросхем. Структурная схема подключения DVD-процессора ESS серии ES4xx8. Его основные функции и особенности. Обработка декодированного видеосигнала в микросхемах.

    доклад (229,0 K)
  • 86. Efficiency of partly errors correction in ARQ DTS based on timer signal construction

    Development of a method of transmission based on systems with decision feedback and the timer signal designs with the fix part of the error interval of the "good" state equation as. The definition of the boundary conditions of its use and effectiveness.

    статья (421,8 K)
  • 87. Efficiency study of algorithms applied in DVB-T/DVB-T2 systems at presence of phase noise

    Measures to ensure the quality of technical operation of digital terrestrial television broadcasting. Requirements for quality maintenance terrestrial television. The permissible norms a phase noise. The calculation algorithms for digital switching.

    статья (526,1 K)
  • 88. Electric field homogeneity problem in the multi-electrode phase-adjustable applicator

    Analysis 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 (967,1 K)
  • 89. Electrical and photoelectric properties of p-cds/p-cdte/znte/zncds heterojunctions

    The change in electrical and photoelectric properties of heterojunctions depending on thermal processing conditions shows that the volume charge layer expands due to the presence of acceptor levels near the surface. The increase in photoresponse.

    статья (198,1 K)
  • 90. 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 (83,7 K)

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