Vibration damping for the problems of aircraft motion
The use of two-step hybrid asymptotic method, based on the methods of perturbation theory and phase integrals for solutions of the nonlinear problem of oscillation of the aircraft. Direct numerical integration of the equations of the original problem.
Подобные документы
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.
статья, добавлен 26.06.2016A basic overview of the theory of planar antenna near-field measurements. Determination of far-field pattern from a near-field measurement. Advantages of this technique compared to far-field antenna measurement. Brief history of near-field scanning.
научная работа, добавлен 03.04.2012Time 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, добавлен 30.08.2016The possibility of signal using with rectangular envelope of spectrum for the problems of information transmitting with protection from unauthorized interference. Local minima of the peakfactors in the multidimensional dependence from the initial phases.
статья, добавлен 18.02.2016Method of fast analog-to-digital conversion (ADC) signals with improved dynamic parameters. Structural diagram of high-speed analog-to-digital Converter and analysis of dynamic range for the Converter. Consistent structural capacity malacostraca ADC.
статья, добавлен 21.06.2016Functional requirements for a smartphone - a mobile phone with an advanced mobile operating system, which combines the functions of a personal computer with other features that are useful for mobile or portable use. The software of the mobile device.
контрольная работа, добавлен 08.12.2015The 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 14.09.2016The potential of using smartphone sensor data (accelerometer and compass) in order to track the location of the person holding the device using dead reckoning algorithms. Two approaches - assess their performance in different real life inspired scenarios.
статья, добавлен 23.06.2016Features a mathematical model of wireless mesh-network, which implements the principle of access time to a common radio resources. Allocation of slots and their routing. Analysis of finite delay in terms of the allocation of slots along the route.
статья, добавлен 22.03.2016Assess the quality of the telecommunications systems functioning. The methods of diagnosing the quality of telecommunications systems. The using of the characteristics of the sequence of residual detunes to diagnose the quality of functioning of TCS.
статья, добавлен 19.06.2018Analysis 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- 112. Study of transmission lines effect on the system operationon of continuous automatic cab signalling
Investigation of the influence of the electromagnetic field of high-voltage power transmission lines on railway chains and continuous automatic cockpit signaling. Development of methods for increasing the noise immunity of the automatic control system.
статья, добавлен 29.09.2016 Method for obtaining optimal signal spectra. Features of construction of optical test tables for Ultra High Definition Television (UHDTV). spectrum parameters using white type D65 source. Selection of material for colorimetric assessment quality UHDTV.
статья, добавлен 21.06.2016Mobile devices use Wi-Fi for Internet connectivity. Low cost access points are required to allow data collection from of the Wi-Fi networks. These access points are part of hardware and software based solution that monitors of the various mobile devices.
статья, добавлен 06.05.2018The 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 results of using the DInSar and PSInSar methods of interferometric processing of radar data for monitoring subsidence of the earth's surface in oil-producing areas in Western Siberia. Features reception and primary data processing ERS-2\SAR.
статья, добавлен 30.10.2018- 117. Research on noise reduction technology of blade-icing signal based on acoustic emission technology
Using wavelet analysis with five-level decomposition to suppress noise in the signal of icing of wind turbine blades using acoustic emission. Extraction of information about the presence of icing using the signal energy at the second decomposition level.
статья, добавлен 30.08.2021 Discussing the notion of the wideband radar ambiguity function, which was introduced earlier, and particularly its nonparametric variant. The new nonparametric variant of the ambiguity function, which is based on the notion of copula, is suggested.
статья, добавлен 22.12.2016The modern methods of evaluation time for study electronic devices for low-level noise. Qualitative determination of reliability characteristics. Performance evaluation of monitoring tools of electronic products by the level of low-frequency noise.
статья, добавлен 21.06.2016