Conceptual optical schemes of direction finding computational devices for guiding the space probe to a landing point on small bodies of the solar system
Performing Fourier transform by optical devices. Features of schemes of fundamental models of optical computing devices for constructing correlation characteristics and the creation of a correlation-extreme guidance systems and landing spacecraft.
Подобные документы
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, добавлен 30.07.2016The division of the external factors influencing the characteristics of the optical fiber into two types: external environmental conditions and factors as a result of human activity. The protection elements of fiber-optic cables from these factors.
статья, добавлен 06.05.2018Analysis of systems for monitoring the parameters of the telecommunication network with increased information content of the point measurements. Designing the structure of the upgraded monitoring system for the stationary and mobile measurement devices.
статья, добавлен 27.07.2016A case of an integrated-optical waveguide with statistic surface roughness. A case of optical nanofibers with random rough surface. The peculiarities of approximate solutions of vector electrodynamic problems. Evaluations of losses due to scattering.
статья, добавлен 04.11.2018Практическое применение и перспективы PON (Passive Optical Network). Эволюции оптических сетей доступа. Принцип работы, структура и свойства технологии PON. Анализ направлений использования технологии PON в сетях доступа, ее экономическая эффективность.
дипломная работа, добавлен 11.04.2019Discusses 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 26.06.2016The phenomenon of the waveguide light scattering in the irregular planar integrated-optical waveguide. The solution of the direct scattering problem with the help of the theory of perturbations. Determination of statistical parameters of irregularities.
статья, добавлен 07.11.2018Communication technologies for future implementation to a smart devices for home automation. Using the latest communication protocols, such as MQTT, CoAP or Websocket. Possibilities of the communication for a smart devices of the home automation system.
статья, добавлен 28.08.2020Investigated improving the main characteristics and parameters of the nano devices in case of microprocessors and memory devices. Held extrapolation forecasts improve the parameters nanocircuits. Analyzed the growth of the market of flash memory.
статья, добавлен 26.06.2016Efficiency of fast Fourier transform in bases of discrete-exponential functions and Vilenkin-Chrestenson functions. Problem to be solved: increasing the computational efficiency of the fast Fourier, transform in the spectral analysis of signals.
статья, добавлен 23.08.2022Development of superconducting single photon detector, performance improvement. The characteristic of SSPD, built into the optical resonator and providing its illumination from the front. Expansion of the wavelength range due to ZBLAN fluoride fibers.
статья, добавлен 03.11.2018Method 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 21.06.2016Examinations of the pulses envelopes scattered on several micror-esonator band-stop filters in optical transmission line. The possibilities of pulses time manipulation with various carrier frequencies. Approaches to indistinguishable pulses separation.
статья, добавлен 29.01.2017Classification, general parameters and composition of REE. Distance Measurement Equipment. Radio Altimeters. Doppler Systems. Direction Finders. Radio Beacon Landing Systems. Design and Operation Principles of A/C Communication. Equipment Layout of REE.
курс лекций, добавлен 08.05.2013A method of in-situ calibrating 3D magnetic sensors based on Hall devices that have linear field characteristics and are non-orthogonal, with known position of each Hall device in relation to the 3D sensor’s substrate. The method’s efficiency is proved.
статья, добавлен 20.01.2017Especially the use of measuring instruments for the diagnosis of energy system models that represent the stationary states in the second and third stages of the transition process. Usage of PMU for diagnostics of power system's mathematical model.
статья, добавлен 23.06.2013Development 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 26.06.2016Mobile 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 06.05.2018Chaos-geometric and quantum-dynamic approach that consistently includes a number of quantum models and a improved methods of analysis to solve problems quantitatively complete modeling and analysis of chaotic dynamics of nonlinear processes in atomic.
статья, добавлен 13.01.2017A 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 26.03.2016Increasing the speed of information transmission in telecommunication systems. The study of signal distortion due to nonlinearities and types of dispersion. Using amplitude modulation to increase the speed of transmission in telecommunication networks.
статья, добавлен 27.07.2016Advances in electronic and optoelectronic terahertz devices. Rain attenuation as one of the most serious obstacles to overcome for imaging and sensing systems to detect hazardous things using a terahertz waves above 300 GHz because of its masking action.
научная работа, добавлен 26.06.2012A 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 07.11.2018The transmission line overload as the relevant problem for the distribution network of the Moscow Power System. Development of the device LOLA Institute ESP, use his logic to the microprocessor devices. Parameter calculations, the scope of LOLA.
статья, добавлен 23.06.2013Modelling of Chaotic Rossler System in LabView. Time dependences of the Rossler system. Fourier spectral analysis when the number of iterations. Software interface for masking and decryption of the information carrier with the chaotic Rossler system.
статья, добавлен 30.10.2016