Search Results - "Erokhin, Alexey A."

The Circular Polarized Antenna Array for Cube Satellites by Gafarov, Evgeniy R., Erokhin, Alexey A., Salomatov, Yury P., Strigova, Yelena A., Aleksandrin, Anton M., Vereshagin, Anton N.

“…In this paper, a circularly polarized antenna array was presented for using in nanosatellites. Radiation characteristics were calculated and analyzed for…”
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Low-Profile Scanning Antenna Array Based on an Aperture-Coupled Element by Strigova Litinskaya, Yelena A., Polenga, Stanislav V., Chursina, Olga A., Salomatov, Yury P., Erokhin, Alexey A., Gafarov, Evgeniy R.

“…In this article a low-profile antenna array based on an aperture-coupled element with wide-angle mechanoelectric scanning is considered. The scanning sector of…”
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A Method of Frequency-Invariant Array Pattern Nulling by Fourier Transform by Erokhin, Alexey A., Gafarov, Evgeniy R., Salomatov, Yury P., Strigova, Yelena A., Aleksandrin, Anton M., Vereshagin, Anton N.

“…In this paper, fixed beamforming methods are discussed. We propose a way to extend existing fixed narrowband method to frequency-invariant beam pattern…”
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Single-Layer Ka/Q Dual-Band Circularly Polarized Reflectarray by Polenga, Stanislav V., Erokhin, Alexey A., Krylov, Roman M., Stankovsky, Andrey V., Litinskaya, Yelena A., Poligina, Anastasia D., Danilov, Igor Y., Salomatov, Yury P.

“…Design of 600 mm dual Ka/Q-band circularly polarized reflectarray for satellite application is presented. For reflectarray implementation a single-layer…”
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Horizon Nulling Backfire Helix Antenna for Interference-Resistant GNSS Applications by Erokhin, Alexey A., Gafarov, Evgeniy R., Salomatov, Yury P., Polenga, Stanislav V., Aleksandrin, Anton M., Ryazantsev, Roman O.

“…Currently, using global navigation satellite systems such as GLONASS, GPS, BeiDou, etc. is the main way to realize positioning, navigation and timing services…”
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Frequency-Invariant Beamforming with Real FIR-filters by Erokhin, Alexey A., Gafarov, Evgeniy R., Salomatov, Yury P.

“…Frequency-invariant arrays are widely used in communication systems, audio processing and radar. For this applications wideband beam steering with FIR-filters…”
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The GNSS Helix Antenna for High Precision Application by Gafarov, Evgeniy R., Erokhin, Alexey A., Salomatov, Yury P.

“…The investigation of four-way cylindrical helix antenna for applications in high-precision field of global navigation satellite systems (GNSS) was presented in…”
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Mutual Coupling Effect of Adaptive Antenna Array on Wave-Slowing Structure by Gafarov, Evgeniy R., Erokhin, Alexey A., Salomatov, Yury P.

“…In this paper, the adaptive antenna array on wave-slowing structure was presented. The antenna elements mutual coupling of the adaptive array was investigated…”
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Broadband four-fed circularly polarized quadrupole antenna by Gafarov, Evgeniy R., Erokhin, Alexey A., Salomatov, Yuri P.

“…The simulation and experimental results of quadrupole antenna with four power points to create a right-hand circular polarization with respect to the systems…”
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A method of equalizing frequency responses of adaptive antenna array channels by Erokhin, Alexey A., Gafarov, Evgeniy R., Shtro, Pavel V.

“…A method for equalizing frequency responses of the adaptive antenna array channels is shown. This method does not require a reference signal or some additional…”
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Multiband Three-Layer GNSS Microstrip Antenna by Gafarov, Evgeniy R., Erokhin, Alexey A., Stankovsky, Andrey V., Salomatov, Yuri P.

“…There are various receiving antennas of satellite radio navigation systems. As a rule, the qualitative polarization characteristics (axial ratio) are achieved…”
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Simple Pre-Steering Constraints for Wideband LCMV-beamformer by Erokhin, Alexey A., Salomatov, Yury P., Gafarov, Evgeniy R., Ushakov, Victor N.

“…The LCMV-beamformers are widely used in many applications but to steer array pattern in some direction we need to use phase shifters or additional delay lines…”
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Statistical analysis of the adaptive antenna array power pattern by Erokhin, Alexey A., Salomatov, Yury P.

“…The expression for power pattern of the antenna array with any layout at random errors in the complex weights is obtained. The expression for directivity…”
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A Ka-Band Shaped-Beam Circularly Polarized Reflectarray Antenna by Polenga, Stanislav V., Erokhin, Alexey A., Krylov, Roman M., Stankovsky, Andrey V., Litinskaya, Yelena A., Hudonogova, Anastasia D., Danilov, Igor Y., Salomatov, Yury P.

“…A 0.6 m circularly polarized shaped-beam reflectarray antenna has been designed, manufactured, and tested. Contour of the Russian Federation from a point of…”
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Spatial selection in circular antenna arrays with different radiation patterns of array elements by Erokhin, Alexey A., Salomatov, Yury P., Panko, Vasily S.

“…The principles of making radiation pattern zeros in the given direction are illuminated. Radiation patterns for the cases of interference coming from different…”
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