Search Results - "Naumovich, N. M."

WIDEBAND TRANSFORMER FOR MATCHING OF LOW-IMPEDANCE LOADS IN VERY HIGH FREQUENCY RANGE by N. M. Naumovich, A. P. Joubko, M. V. Davydov, O. S. Maltsev

“…The article presents the results of preliminary research in the wideband transformer development for matching low-ohms loads in the very high frequency band…”
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Use of Cable Vibration Isolators for Vibration Protection of Quartz Generators by Kiyko, V. N., Naumovich, N. M., Davydov, M. V., Zhuravliov, V. I.

“…Vibration isolators with damping properties of steel multiwire cables for vibration protection of quartz oscillators have been studied. Modeling of vibration…”
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ANTENNAS AND MICROWAVE TECHNIQUE IN BSUIR by O. A. Yurtsev, N. M. Naumovich

“…Investigation and development results in the field of antenna and microwave technique obtained in BSUIR are briefly presented…”
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Scanning in multimodule antenna arrays with stair-step amplitude-phase distribution element excitation by A. P. Joubko, O. A. Yurtsev, N. M. Naumovich

“…The investigation results on grating lobes suppression method are described in this paper. Grating lobes appear in pattern of multimodule antenna array, if…”
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Reflector Antenna reCeiving a spherical wave by O. A. Yurtsev, N. M. Naumovich, M. M. Dgali

“…The paraboloidal reflector antenna is considered. The feed element is a horn. Using physical optics (PO) method the near field distribution and antenna pattern…”
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THE FEATURES OF RADIATING ELEMENT EXCITATION AMPLITUDE DISTRIBUTION INFLUENCE UPON RADIATION PATTERN OF MULTI-MODULE ANTENNA ARRAY by O. A. Yurtsev, N. M. Naumovich, A. P. Yubko

“…The regularity of radiating element excitation amplitude distribution influence upon radiation pattern of multi-module antenna array is analyzed. The…”
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Research of modern brushless DC motors to use them in the system of control and stabilization of millimeter-wave antenna by N. M. Naumovich, O. S. Maltsev, S. P. Urbanovich, M. V. Davydov, R. A. Bogdanov

“…The results of the reserch of possibilities of using brushless motors in the stabilization systems of scanning antennas onboard millimeter wave radar are…”
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Verification method AT LAND CONDITIONS of linear RESOLUTION on azimuth in a radar with the aperture synthesis of space basing by S. R. Heister, N. M. Naumovich, G. N. Demidovich, V. T. Revin, S. P. Urbanovich

“…By working out of a radar with the aperture synthesis of the aerial (RAS) of space basing there is a necessity of its debugging and verification at the land…”
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MEASURING DEVICES OF 3-MM WAVE-LENGTH RANGE by V. V. Murav’iov, S. A. Korenevsky, N. M. Naumovich

“…The problems of development as well as methods of construction of measuring devices of 3-mm wavelength range are examined, which allow to provide high degree…”
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DEVICE FOR MEASURING TEMPORAL CHARACTERISTICS OF MILLIMETER-LENGTH RADIOWAVES SCATTERED UNDER MULTIPATH PROPAGATION by V. V. Murav’iov, N. M. Naumovich, S. A. Korenevsky, A. A. Stanul

“…Possibility of temporal characteristics of scattered radiosignals under multipath propagation was analyzed. A scheme of millimeter-length radiowaves…”
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RF SYNTHESIZER WITH DIRECT DIGITAL SYNTHESIZ by V. V. Murav’iov, S. A. Korenevsky, N. M. Naumovich, A. A. Stanul

“…A synthesizer of frequencies with direct digital synthesis and a frequency multiplier on PLL are developed. Phase noises of an output signal of the…”
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Isolation between channels into multiple-beam mirror antenna in spherical wave receiving mode by Yurtsev, O. A., Naumovich, N. M., Chekan, S. A., Dghali, M. M.

“…The single-reflector multiple-beam antenna in which the fan of beams forms in an electrical plane by application of the linear lattice of horn antennas in the…”
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Influence of amplitude distribution within a module and over a system of modules on the pattern of multimodule antenna array by Joubko, A. P., Naumovich, N. M., Yurtsev, O. A.

“…Numerical simulation results for multimodule antenna array in form of linear array consisting of rectangular subarrays (modules) are given. It's shown that…”
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Field research in near zone of antennas, carried out at belarusian state University of Informatics and Radioelectronics by Yurtsev, O. A., Naumovich, N. M.

“…The results of the studies of the field properties in the near field of reflector antennas, antenna arrays, wire antennas, that have been carried out at…”
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High power broadband stripline radiator by Naumovich, N. M., Kizimenko, V. V.

“…The structure of a stripline radiator with an air substrate and a bandwidth of 17% by a matching criterion has been described. The results of the numerical…”
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Effect of random errors of reflector profile on characteristics of single-reflector antenna by Yurtsev, O. A., Naumovich, N. M., Dghali, M. M.

“…The effect of the random errors of a reflector profile on the directional pattern and directive gain of a single-reflector antenna has been researched into by…”
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Interaction of director antennas in the near-field region by Chekan, S.A., Naumovich, N.M.

“…The interaction between the director antennas, located in the near-field region or incorporated into the equidistant antenna array, or forming an arbitrary…”
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Numerical simulation of monopulse double-reflector antennas by Yurtsev, O.A., Naumovich, N.M., Pikhta, E.A.

“…The numerical simulation of a monopulse double-reflector Cassegrain antenna has been performed by the method of physical optics. The comparative analysis of…”
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Numerical modeling of multi-beam reflector antennas by Yurtsev, O.A., Naumovich, N.M., Pikhta, E.A.

“…The method of physical optics was used for the numerical analysis of the basic characteristics and parameters of a multi-beam reflector antenna with the feed…”
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