uniform circular antenna arrays
Optimization of Non-Uniform Circular Arrays with Covariance Matrix Adaptation Evolutionary Strategy
... non-uniform circular antenna ...the circular array. The three various circular ring arrays are solved via CMA-ES, and the results are presented for arrays of varying ...
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Linear and Circular Array Optimization: a Study Using Particle Swarm Intelligence
... different antenna array types are optimized using the PSO ...non-uniform antenna arrays for single or multi objective ...several antenna arrays to generate a radiation pattern ...
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SUB-DOMAIN MOM FORMULATION FOR CIRCULAR AND NON-CIRCULAR LOOP ANTENNA ARRAYS
... for uniform arrays with square elements are shown in Table ...The antenna arrays consist of square loops (ratio b/a=1 and v=50) with the identical perimeter and wire radius as in the previous ...
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2D DOA estimation with sparse uniform circular arrays in the presence of mutual coupling
... the antenna elements expanded in spherical mode, a Root-MUSIC algorithm is able to be performed in the elevation space to obtain the elevation estimates in ...
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A Comparison of Genetic Algorithms, Particle Swarm Optimization and the Differential Evolution Method for the Design of Scannable Circular Antenna Arrays
... of circular arrays, it has been considered the pattern analysis [23], and the pattern synthesis [24–26] of arrays with uniform ...non-uniform circular arrays optimizing a ...
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A Fast DOA Estimation Algorithm for Uniform Circular Arrays in the Presence of Unknown Mutual Coupling
... the antenna elements expanded in spherical mode, a Root-MUSIC algorithm is able to be performed in the elevation space to obtain the elevation estimates in ...
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Synthesis of Thinned Planar Concentric Circular Antenna Arrays --- a Differential Evolutionary Approach
... the antenna elements while maintaining all excitation amplitudes ...planar circular array and the effectiveness of this method is shown and explained ...
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Analysis of Sidelobe Level and Beamwidth of Uniform Concentric Circular Arrays Utilizing Kaiser Amplitude Weighting
... Non-uniform amplitude weighting such as in tapered beamforming will improve the radiation pattern of any type of antenna array and results in lower sidelobe levels at the cost of larger beamwidth depending ...
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A Novel Omnidirectional Triangular Patch Antenna Array Using Dolph Chebyshev Current Distribution for C-Band Applications
... slot antenna and dipole antenna, and can handle dual-frequency operation ...design antenna arrays which increase gain. An antenna array can be defined as a set of multiple single ...
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Antenna Performance Improvement in Elliptical Array Using RMI Method of Mutual Coupling Compensation
... 16-element Circular & Elliptical arrays are optimized with uniform spacing between the ...with circular array. Elliptical antenna has peak at −28 dB in the interference direction as ...
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Assessment of MVDR Adaptive Beamforming algorithm in uniform linear arrays, uniform rectangular arrays and uniform circular arrays configurations
... One of the essential requirements for wireless communication technologies is to be applicable and universally desirable. Initially, antenna array geometry was formed as; linear, rectangular, and circular ...
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Optimal Design of Uniform Rectangular Antenna Arrays for Strong Line of Sight MIMO Channels
... should not be too large, that is, the scheme is best suited for high frequency and/or short range communications. Note that these properties agree well with systems that have a fairly high probability of having a strong ...
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Fast Synthesis of Large Planar Arrays Using Active Element Pattern Method and Fine-Grained Parallel Micro-Genetic Algorithm
... the antenna pattern of a single excited element in the array, and all other elements terminated in matched ...microstrip arrays with taylor synthesis ...planar antenna array with asymmetrical ...
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Design of a circular fractal antenna for satellites applications
... the antenna, satisfying the requirements to satellite communication besides reducing the owever, such alterations, according to Anatel’s catalog, provided the antenna with three of the four tune bands ...
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Source Location Estimation Using Phaseless Measurements with the Modulated Scattering Technique for Indoor Wireless Environments
... 11. Taillefer, E., W. Nomura, and M. Taromaru, “New direction- of-arrival estimation method based on the reactance-domain ES- PRIT algorithm with improved subarray-configuration selection,” The 9th European Conference of ...
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Transmit Diversity versus Beamforming System in Correlated Fading Channel
... using uniform linear arrays (ULA) and uni- form circular arrays (UCA) with truncated Laplacian AOA, performs better even at smaller angle spreads as compared to other energy ...
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Design and Simulation of Fully Printable Conformal Antennas with BST/Polymer Composite Based Phase Shifters
... various antenna types, microstrip antennas are particularly desirable for numerous wireless applications due to their simplicity, low cost, low profile, conformability to curved surfaces, and versatility in design ...
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Study of circular and elliptical tube arrays as cross flow heat exchangers
... Study of Circular and Elliptical Tube Arrays as Cross Flow Heat Exchangers.. by.[r] ...
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Experimentally Validated, Wideband, Compact, OAM Antennas Based on Circular Vivaldi Antenna Array
... a circular antenna array with N equidistant elements can generated vortex beams carrying OAM with number of modes l when the elements are fed with signal with the same amplitude, but with 2 πl/N phase ...
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Resolution of Two Unequally Bright Points of Apodized Optical Systems with Asymmetric Circular Antenna Arrays
... Semicircular Arrays with Asymmetric Apodization (Figure 1) Asymmetric apodization is studied for an array of equally separated sources of wavelets referred as semi-circular ring ...central circular ...
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