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Synthesis of an algorithm for interference immunity
(2016-11)
This paper discusses the synthesis of an algorithm for adaptive interference nulling of an 8-element phased antenna array. An adaptive beamforming system has been built on the basis of the algorithm. The paper discusses ...
Specialized software for the adaptive nulling unit of a hybrid reflector antenna
(2016-11)
This paper considers the development of specialized software for a hybrid reflector antenna adaptive nulling unit; it conducts the calculation of a desired amplitude and phase distribution of the feed array in counter ...
Simulation modeling of functional adaptive interference nulling for multibeam hybrid reflector antenna systems
(2016-11)
This paper considers the simulation of adaptive nulling mechanism patterns in hybrid reflector antenna systems with a 19-element feed element, in which the radiation pattern is formed as a cluster. Incidents of broadband ...
The probability distribution function for the sum of squares of independent random variables
(2016-10)
In the present paper, the probability distribution function is derived for the sum of squares of random variables for nonzero expectations. This distribution function enables one to develop an efficient one-step algorithm ...
Applying filtering for determining the angular orientation of spinning objects during interference
(2016-11)
This article discusses the application of user navigation equipment of satellite radionavigation systems (GLONASS/GPS) for measuring the inclination of the aerial axis of rotation. The authors have demonstrated that the ...
A hardware-software complex for modelling and research of near navigation based on pseudolites
(2017)
The paper considers a hardware-software complex for research of characteristics of accuracy and noise immunity of a near navigation system based on pseudolites. The complex is implemented on the basis of the “National ...
Algorithms for adaptive processing of signals in a flat phased antenna array
(2017-07)
The following paper discusses a conducted synthesis and assessment of the effectiveness of control algorithms for null formation in the radiation pattern of a flat phased antenna array according to two coordinates; the ...
Investigation of microstrip band-pass filters based on 2D electromagnetic crystal
(2018-06)
Electrodynamic numerical analysis of 3D models was used in order to study microstrip filters of 4-Th and 6-Th order. When constructing 2D microwave structures, irregular resonators with Π-shaped slit in a grounded strip ...
Hardware diagram computing devices navigation equipment consumers SRNS
(2017-12)
the article describes the hardware architecture of computational units for the construction of GLONASS / GPS navigation user equipment. The described possible route to improve of some architectures based on field programmable ...
Hardware diagram computing devices navigation equipment consumers SRNS
(2017-12)
The article describes the hardware architecture of computational units for the construction of GLONASS / GPS navigation user equipment. The described possible route to improve of some architectures based on field programmable ...