Block Code
Block Code Elementary. Non-Systematic Encoder and systematic Encoder. Bose-Chaudhuri-Hocquenghem Code. Solving the key equation. Reed-Solomon Code (R-S). Convolutional Codes: general and polynomial definitions. Applications of EEC in Image Watermarking.
Подобные документы
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, добавлен 08.03.2014Способы нанесения информации на пластиковые карты. Характеристика различных видов карт с магнитной полосой. Размеры карты и расположение дорожек. Особенности их кодировки. Service code. PIN Verification Value (PVV). Степени защиты пластиковых карт.
реферат, добавлен 14.12.2015История сотовой связи: стандарт GSM, CDMA (Code Division Multiple Access). Сравнительная таблица СDМА и GSM стандартов. Сети абонентского доступа. Основные технологии, входящие в семейство DSL. Принципы организации широкополосного абонентского доступа.
дипломная работа, добавлен 25.05.2018Rules of quality assessment of the imaging systems image. Modern technologies of transmission and communication applications. Characteristics of multimedia apps designed for television systems. The essence of the principle of adaptive visualization.
статья, добавлен 26.03.2016The use of social and communicative technologies in the formation of an emotionally colored positive image of the university. Components of the formation of the image of the university in the context of their qualitative and quantitative indicators.
статья, добавлен 25.09.2020The 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, добавлен 08.12.2024A 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, добавлен 30.07.2016Characteristics of different technologies, printed electronics, focused on the needs of the optimal circuit applications. Development of new materials and processes for use of the opportunities that exist at the intersection of Economics and engineering.
статья, добавлен 08.03.2014Dielectric waveguide applications. An electrodynamic problem for band pass filter on the base of coupled dielectric waveguides. Reducing a problem to an integral equation. Development of microwave components on the base of dielectric waveguides.
статья, добавлен 04.11.2018Description wireless near field as trends in the development of applications for mobile devices. Features use of wireless communication for electronic payments, communication between the communication. Device communication and "smart" marketing posters.
статья, добавлен 27.09.2016Радио-сервис, основанный на пакетной коммутации, возможность постоянного GPRS соединения. Доступ в интернет из сотовых и локальных корпоративных сетей. General Packet Radio Service и стандарт ETSI - передача данных через GSM с высокой скоростью.
реферат, добавлен 24.01.2011Radar Range Equation and Cross Section. Circular Polarization Components. Vector Effective Height. Mutual Coupling Between Antennas. Radiation Structures and Numerical Methods. Aperture Distributions and Array Synthesis. Dipoles, Slots and Loops.
книга, добавлен 25.11.2013Development 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, добавлен 26.03.2016A 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, добавлен 26.03.2016- 15. 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, добавлен 30.08.2016 The theoretical effects of using parallel TCP flows to improve network performance for intensive applications with distributed data. Choosing of the maximum number of sockets necessary to maximize TCP throughput while imultaneously and avoid congestion.
статья, добавлен 30.01.2017A combination of adaptive feedback suppression algorithms, artificial intelligence and innovative features in ANC technology. Ensuring the effectiveness of noise reduction in various applications, consumer electronics in complex virtual environments.
статья, добавлен 25.06.2024Fluctuations level against wind conditions. K-factor estimation as a function of range. The concept of a forward scattering micro-sensors radar network for situational awareness. Vegetation clutter spectral properties in VHF/UHF bistatic doppler radar.
статья, добавлен 19.07.2021The 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 14.09.2016Different architectures and types of artificial neural networks. The prominent features of the recurrent network architecture. Examples of application of artificial neural network algorithms in pharmacy. Promising tools of reduce time and costs.
статья, добавлен 19.03.2024A review of existing models and methods of applied problem solving is performed. The necessity of developing of fuzzy models of mobile objects is shown. A new formal model of mobile objects control as minimization of the control error is developed.
статья, добавлен 29.07.2016- 22. Технология 4G
История появления 4G - поколения мобильной связи с высокими требованиями. Появление сервиса "General Packet Radio Service". Разница между 3G и 4G: скорость, качество сети, технологии передачи и пропускная способность. Стандарт LTE, его преимущества.
статья, добавлен 26.04.2019 A method that allows to largely overcome the diffraction limit, as well as noise and other interferences in radio imaging devices (including ground and space telescopes) of millimeter, terahertz and far infrared ranges of the electromagnetic radiation.
статья, добавлен 07.11.2018Use of a computer-based decision support system by health services for emergency first aid. Information and communication technologies as technical assistants in solving problems faced by healthcare services in optimizing the process of patient care.
статья, добавлен 03.09.2024Interconnection 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 10.08.2020