Search Results - "Vynogradov, V. V."

MULTIFUNCTIONAL DIGITAL RECEIVER-SPECTROMETER by Vasilyev, O. Y., Kuzin, A. I., Kravtsov, A. A., Bulakh, E. V., Vynogradov, V. V., Vavriv, D. M.

“…A new two-channel digital receiver-spectrometer whose parameters and functional capabilities are optimized to provide its effective use in decameter…”
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WIDEBAND DIGITAL RECEIVER/PULSE ANALYZER by Vynogradov, V. V., Volkov, V. A., Kozhyn, R. V, Sosnytskiy, S. V., Vavriv, D. M., Vasilyev, O. Y., Bulakh, E. V., Usik, P. V., Kuzin, A. I.

“…The experience of development of a digital receiver/pulse analyzer is described. The measuring set has a modular structure and consists of three functionally…”
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Retrieving 3-D Topography by Using a Single-Antenna Squint-Mode Airborne SAR by Bezvesilniy, O.O., Dukhopelnykova, I.V., Vynogradov, V.V., Vavriv, D.M.

“…In this paper, a novel method is proposed for retrieving 3-D topography of the ground surface by using a single-antenna squint-mode airborne synthetic aperture…”
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A Ka-band Solid-State Doppler Polarimetric Cloud Radar by Volkov, V., Vavriv, D., Vynogradov, V., Bulah, Ie, Kravtsov, A., Ksenofontov, V., Kulahin, I.

“…A Ka-band Doppler polarimetric cloud radar outfitted with a 20 W GaN solid-state power amplifier is described. The radar has been developed on the basis of its…”
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Development of Doppler Polarimetric Cloud Radar Systems by Vavriv, D., Volkov, V., Vynogradov, V.

“…Over the past 50 years, millimeter-wavelength radars have served as the primary tool for studying clouds. Thanks to advancements in electronic components,…”
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Range-Doppler algorithm with extended number of looks by Bezvesilniy, O. O., Gorovyi, I. M., Vynogradov, V. V., Vavriv, D. M.

“…Instabilities of the antenna beam orientation lead to radiometric errors in SAR images. This is one of the most difficult problems for the application of the…”
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Multi-view synthesized aperture radar by Bezvesilniy, O. O., Vavriv, D. M., Vynogradov, V. V., Volkov, V. A., Kozhyn, R. V., Sekretarov, S. S.

“…This article considers synthesized aperture radar (SAR), developed and manufactured in Radio Astronomy Institute of Ukrainian Academy of Sciences. SAR operates…”
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X-band SAR system for light-weight aircrafts by Vavriv, D. M., Bezvesilniy, O. O., Kozhyn, R. V., Vynogradov, V. V., Volkov, V. A., Gorovyi, Ie M., Sekretarov, S. S.

“…In the paper, an X-band airborne SAR system developed and produced at the Institute of Radio Astronomy is described. The system is designed to be operated from…”
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A 118 - 178 GHz synthesized sweep oscillator by Alekseev, E.A., Belikov, A.A., Kozhyn, R.V., Schunermann, K., Shevchenko, A.V., Vavriv, D.M., Volkov, V.A., Vynogradov, V.V.

“…The paper presents the development and first operation of a 118 - 178 GHz BWO-based synthesized sweep oscillator. The set-up of this oscillator and novel…”
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An airborne SAR with indication of moving targets by Vavriv, D.M., Vynogradov, V.V., Volkov, V.A., Kozhyn, R.V., Bezvesilniy, O.O., Alekseenkov, S.V., Shevchenko, A.V., Vasilevskiy, M.P.

“…An airborne SAR with indication of moving targets has been developed and tested at the Institute of Radio Astronomy of the National Academy of Sciences of…”
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Retrieving 3-D topography by using a single-antenna squint-mode airborne SAR: Synthetic Aperture Radar (SAR) technologies and techniques by BEZVESILNIY, Oleksandr O, DUKHOPELNYKOVA, Ievgeniia V, VYNOGRADOV, Volodymyr V, VAVRIV, Dmytro M

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SAR systems for light-weight aircrafts by Vavriv, D. M., Bezvesilniy, O. O., Kozhyn, R. V., Vynogradov, V. V., Volkov, V. A., Sekretarov, S. S.

“…In the paper, airborne SAR systems developed and produced at the Institute of Radio Astronomy are described. These systems are designed to be operated from…”
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Improving SAR images: Built-in geometric and multi-look radiometric corrections by Bezvesilniy, O O, Gorovyi, I M, Sosnytskiy, S V, Vynogradov, V V, Vavriv, D M

“…SAR systems installed on small aircrafts and UAVs suffer from trajectory deviations and instabilities of antenna orientation. These kinds of motion errors lead…”
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Correction of radiometric errors by multi-look processing with extended number of looks by Bezvesilniy, O O, Gorovyi, I M, Vynogradov, V V, Vavriv, D M

“…The application of the clutter-lock technique in case of fast and significant instabilities of the antenna orientation leads to strong geometric distortions in…”
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High-accuracy Doppler measurements for airborne SAR applications by Bezvesilniy, O.O., Vynogradov, V.V., Vavriv, D.M.

“…In the paper, we demonstrate several novel promising applications of high-accuracy Doppler measurements for airborne SAR systems. These are 1) estimation of…”
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Low-Noise, High Dynamic Range Digital Receiver/Spectrometer for Radio Astronomy Applications by Kozhyn, R.V., Vynogradov, V.V., Vavriv, D.M.

“…In this paper, a recently developed digital receiver which satisfies to a large extent the modern requirements to such devices is presented. This receiver has…”
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High-accuracy Doppler measurements for airborne SAR imaging by Vavriv, D.M., Bezvesilniy, O.O., Vynogradov, V.V.

“…In this paper, we demonstrate several novel promising techniques and applications of accurate Doppler measurements for airborne SAR imaging. A technique for…”
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Retrieving 3D Relief by Using a Single-Antenna, Squint-Mode Airborne SAR by Bezvesilniy, O.O., Dukhopelnykova, Y.V., Vynogradov, V.V., Vavriv, D.M.

“…In the paper, a novel method is proposed for retrieving 3D relief of ground surface by using a single-antenna, squint-mode airborne SAR. The main idea of the…”
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Cost-effective Ku-band airborne SAR with Doppler centroid estimation, autofocusing, and indication of moving targets by Vavriv, D.M., Vynogradov, V.V., Volkov, V.A., Kozhyn, R.V., Bezvesilniy, O.O., Alekseenkov, S.V., Shevchenko, A.V., Vasilevskiy, M.P.

“…A Ku-band airborne SAR with Doppler centroid estimation, autofocusing, and indication of moving targets has been recently developed and tested at the Institute…”
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Using the internet for meteorological radars networking by Vynogradov, V.V., Vavriv, D.M., Razbejko, S.A.

“…A radar server, dara exchange protocol, and algorithms for servicing control and data clients have been developed and introduced for a reliable meteorological…”
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