Smart antenna base station beamformer for mobile communications
A novel RLS beamforming algorithm with low complexity and high accuracy for applying in mobile communications smart antenna array processor is presented. Determination of the speed of the proposed conveyor architecture compared with the usual structure.
Подобные документы
Development 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 13.02.2018Presents new and improved method of marking speech signals. The method is based on the use condition Gelder for the speech signal spectrum. Features of the method are its accuracy during decoding of the watermark and independence from the source data.
статья, добавлен 20.01.2017Разработка проекта локальной вычислительной сети на основе технологии 1000 Base SX. Характеристика конфигурации серверов и рабочих станций, настройка, администрирование сети, способы защиты информации, антивирусные системы. Расчёт стоимости владения сети.
отчет по практике, добавлен 10.02.2020Output 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 first tunable Resonant Cavity Enhanced Detectors for the mid-infrared spectral range are reported. The advantage in the RCED configuration compared to a passive band-pass filter in front of a conventional broadband photodetector is the reduced noise.
статья, добавлен 28.06.2013Using databases of geospatial data. The space-disseminated information for determine the location of moving objects. Methods for creating base map data in dynamical systems, taking into account the properties of digital maps and geodetic precision.
статья, добавлен 24.03.2016Шина ISA (Industry Standart Architecture). Назначение шины и интерфейса, технические характеристики: пропускная способность, синхронность, асинхронность, разрядность данных, частота. Электрический интерфейс (порты, слоты, разъёмы) и области применения.
контрольная работа, добавлен 08.12.2010The simplest scheme of the valve stage is a outline with an intermediate DC circuit and a gate converter. The asynchronous-valve cascade provides the types of protection and interlocks from. The applied control scheme for regulating the speed of movement.
статья, добавлен 15.08.2017Collection, storage and analysis of information from a trade organization with synchronization and output to an application installed on a PC or smartphone. Development of an algorithm for creating a user recognition system in order to identify buyers.
статья, добавлен 30.10.2020Разработка проекта локальной вычислительной сети на базе технологии 1000 Base SX: выбор локальной вычислительной сети среди одноранговых и сетей на основе сервера; выбор топологии. Построение сетевой архитектуры и протоколов, сетевое оборудование.
отчет по практике, добавлен 10.02.2020Consideration of algorithms for creating an automated system for recording and displaying information from aircraft and observation in the interactive control mode by the operator. Architecture analysis for encrypted video streaming from multiple cameras.
статья, добавлен 23.10.2020The method for assessing a channel capacity and productivity of fiber-optic communication line (FOCL) based on the DWDM technology is proposed. The interrelation between noise-immunity factors and information characteristics of FOCL is highlighted.
статья, добавлен 07.12.2016Conventional space-vector modulation. Basics of a novel method of syznchronized pulsewidth modulation for voltage sours inverters. Main practical relevance of the proposed pulsewidth modulation method. Cancellation of undesirable common-mode voltages.
статья, добавлен 02.02.2019The 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 14.09.2016Analysis of the occurrence of specific situations in flight. Consideration of the process of applying the methods of system control surfaces to prevent a catastrophic situation in the transition. The study of active fault tolerant control scheme system.
статья, добавлен 26.06.2016- 91. 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 Different 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 19.03.2024The aim of this work is to improve the efficiency of data cryptographic protection by increasing the speed of information transformation through implementing sliding encryption primitives based on matrix operations of cryptographic transformation.
статья, добавлен 23.02.2021The mutual information approach, correlation integral analysis, false nearest neighbour algorithm. Lyapunov exponent's analysis, and surrogate data method are used for comprehensive characterization on the basis of Geomath microsystem technology.
статья, добавлен 29.07.2016Identification 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 27.07.2012Понятие транзисторов и необходимость в уменьшении из размеров. Технология производства микросхем и оптическая литография. Особенности процессоров с архитектурой Penryn. High-k диэлектрики, металлические затворы и другие особенности 45 нм процесса.
реферат, добавлен 08.12.2013Digital 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 08.03.2014Понятие цифро-аналогового преобразователя, его предназначение и задачи. Анализ схемы электрической принципиальной, предварительный анализ технических требований при разработке конструкции платы. Обоснование конструкторских и технологических решений.
курсовая работа, добавлен 19.06.2017- 99. The frequency-locked loop system of the narrow-band follow-up voltage-controlled oscillator filter
Astatic system of the frequency-locked loop with improved noise immunity. Increasing noise immunity by applying radiopulses convert the spectrum of the input harmonic signal. Implementation radiopulses Converter of the spectrum of the harmonic signal.
статья, добавлен 14.08.2016 Розгляд технології поліпшення якості цифрових зображень та особливостей показника динамічного діапазону зображення. Аналіз процесу створення фотографії High Dynamic Range. Проведення технологічної перевірки якості фотографування цифрових фотоапаратів.
статья, добавлен 27.12.2016