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Antenna Array


Antenna array

Complex directional antenna consists of separate near-omnidirectional antennas (radiating elements) positioned in the space and driven by high-frequency …

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Admittances of antenna array waveguide radiators on a wedge: the results of numerical and experimental studies



The quantitative analysis of physical processes that occur during the excitation of planar and rectangular waveguides with an infinite flange, with a bending flange and an array of planar and rectangular waveguide radiators on an infinite plane and on an infinite wedge has been carried out. The quantitative analysis of physical processes that occur during ...

Modified: 10/04/2010
Tags: admittances , antenna , array , waveguide , radiators , wedge , results , numerical , experimental , studies
Path: Home / Publications / Archives / 2010 / Admittances of antenna …



Admittances of antenna array waveguide radiators on a wedge: deducing the main relations



Equations for the “irregular” and “regular” transfer admittance of the waveguide radiators of an antenna array located on a side of an infinite ideally conductive wedge is deduced. Equations for the “irregular” and “regular” transfer admittance of the waveguide radiators of an antenna array located on a side of ...

Modified: 10/04/2010
Tags: admittances , antenna , array , waveguide , radiators , wedge , deducing , relations
Path: Home / Publications / Archives / 2010 / Admittances of antenna …



Equations for the electromagnetic field of the arrays of waveguide radiator located on an infinite wedge



The electrodynamic problem of the excitation of arrays of waveguide radiators located on the sides of an infinite ideally conductive wedge taking into account the mutual coupling between the array radiators is solved. The electrodynamic problem of the excitation of arrays of waveguide radiators located on the ...

Modified: 10/03/2010
Tags: equations , electromagnetic , field , arrays , waveguide , radiator , located , infinite , wedge
Path: Home / Publications / Archives / 2010 / Equations for …



Matching waveguide radiators in antenna arrays with broadband and wide-angle scanning



We present a method for matching waveguide radiators used in wide bandwidth phased antenna arrays with wide-scanning angle. In order to achieve matching, the following parameters are used: the geometrical parameters of waveguides, the dielectric parameters of materials inside the waveguides,...

Modified: 04/06/2008
Tags: waveguide , radiator , antenna array , broadband , scanning
Path: Home / Publications / Archives / 2008 / Matching waveguide …



Broadband waveguide radiators in phased antenna arrays with circular polarization



It is presented the electrodynamics analysis of complex cross-section waveguide phased-array antennas with dual polarization. Energetic, polarization and frequency characteristics of cross-ridged circular and square waveguides as elements in phased-array antennas with dielectric covers and supports are studied. An analysis ...

Modified: 04/05/2008
Tags: broadband , waveguide , radiator , antenna array , PAA , polarization
Path: Home / Publications / Archives / 2008 / Broadband waveguide …



Broadband waveguide radiators in phased antenna arrays with linear polarization



Phased antenna arrays (PAA) of waveguides with complex cross sections are analyzed in this work. Particularly, the analysis focuses on linearly polarized waveguides with dielectric matching units (inserts, covers and waveguide transformers). The study of power and frequency characteristics ...

Modified: 04/04/2008
Tags: broadband , waveguide , radiator , antenna array , PAA , polarization
Path: Home / Publications / Archives / 2008 / Broadband waveguide …



Antenna array equations



Equations for waveguide, impedance and lens antenna arrays are formulated taking into account excitation conditions and interconnection between radiators. The arrays can be located on flat or curved surfaces. Antenna arrays

Modified: 04/19/2007
Tags: antenna array , equation , waveguide , lens
Path: Home / Publications / Archives / 2007 / Antenna array …



Projective methods in the theory of waveguides



Various schemes of projective methods: the incomplete Galerkin method scheme, used when researching the electromagnetic waves in waveguides, filled with anisotropic medium; incomplete Galerkin methods with impedance boundary conditions, modified projective linking method are considered. Radio engineering and electronics

Modified: 12/31/2005
Tags: Projective method , waveguide , Galerkin method , electromagnetic wave
Path: Home / Publications / Archives / 2005 / Projective methods …



Applying integral equations for polarization currents to the analysis of waveguide array with projected dielectric elements



The infinite array of stepped plane-parallel waveguides with dielectric inserts and projected dielectric elements, excited by TEM-waves is analyzed in this article using the integral equation for electric field (polarization current) in the projected element and field linking method in the horn; ...

Modified: 12/30/2005
Tags: integral equation , polarization , current , analysis , waveguide , antenna array , dielectric
Path: Home / Publications / Archives / 2005 / Applying integral …


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GuidesArray Coaxial 0.1.2

GuidesArray Coaxial™ is used by engineers for projecting and exploring the characteristics of two-dimensional periodic phased antenna arrays for coaxial waveguides.


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