Browsing by Keywords "Antenna arrays"
Now showing items 1-17 of 17
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Analysis of cylindrically conformal antennas using closed-form Green's function representations
(IEEE, 2015-04)Probe-fed microstrip patch antennas and slotted sectoral waveguide array antennas embedded in cylindrically stratified media are analyzed with a hybrid Method of Moments/Green's function technique, where closed-form Green's ... -
Analysis of finite arrays of axially directed printed dipoles on electrically large circular cylinders
(IEEE, 2004)Various arrays consisting of finite number of printed dipoles on electrically large dielectric coated circular cylinders are investigated using a hybrid method of moments/Green's function technique in the spatial domain. ... -
Analysis of finite arrays of circumferentially oriented printed dipoles on electrically large cylinders
(Wiley, 2004)An efficient and accurate hybrid method of moments (MoM)/Green's function technique in the spatial domain is developed for the rigorous analysis of large, finite phased arrays of circumferentially oriented printed dipoles ... -
Applications of hybrid discrete Fourier transform moment method to the fast analysis of large rectangular dipole arrays printed on a thin grounded dielectric substrate
(Wiley, 2002)Recently a discrete Fourier transform-method of moments (DFT-MoM) scheme was developed for fast analysis of electrically large rectangular planar dipole arrays, which has been shown to be very efficient in terms of number ... -
Capacity of printed dipole arrays in the MIMO channel
(Institute of Electrical and Electronics Engineers, 2008-10)Moments performance of printed dipole arrays in the MIMO channel is investigated using a channel model based on the Method of solution of the electric-field integral equation. Comparisons with freestanding dipoles are given ... -
Comparison of the CAF-DF and sage algorithms in multipath channel parameter estimation
(IEEE, 2008-07)In this paper, performance of the recently proposed Cross Ambiguity Function - Direction Finding (CAF-DF) technique is compared with the Space Alternating Generalized Expectation Maximization (SAGE) technique. The CAF-DF, ... -
Decoupling of multifrequency dipole antenna arrays for microwave imaging applications
(Hindawi Publishing Corporation, 2010)The mutual coupling between elements of a multifrequency dipole antenna array is experimentally investigated by S -parameter measurements and planar near-field scanning of the radiated field. A multifrequency array with ... -
Efficient computation of surface fields excited on a dielectric-coated circular cylinder
(IEEE, 2000-10)An efficient method to evaluate the surface fields excited on an electrically large dielectric-coated circular cylinder is presented. The efficiency of the method results from the circumferentially propagating representation ... -
European collaboration in conformal antenna research
(IEEE, 2007-09)The work carried out within Work Package 2.4-3 of the EU network "Antenna Centre of Excellence" (ACE) is presented in this paper. This work package is concerned with structuring research on conformal antennas. In more ... -
Extension of forward backward method with DFT based acceleration algorithm for the efficient analysis of large periodic arrays with arbitrary boundaries
(IEEE, 2003)An extension of Forward-Backward (FB) with Discrete Fourier Transform (DFT) based acceleration approach is presented. This is given to provide a relatively efficient analysis of EM radiation/scattering from an electrically ... -
Fast algorithm for scattering from planar arrays of conducting patches
(Institute of Electrical and Electronics Engineers, 1998-04)A direct (noniterative) algorithm for the solution of the electromagnetic scattering from three-dimensional planar arrays of conducting patches is developed. For an N-unknown problem, the computational complexity of this ... -
Fast noniterative steepest descent path algorithm for planar and quasi-planar patch geometries
(IEEE, 1998)The fast noniterative steepest descent path (SDP) algorithm for planar and quasi-planar patch geometries are discussed. The comparison of scattered fields as computed by the method of moments (MOM) and fast direct algorithm ... -
A model with electric fields for the inclusion of mutual coupling effects in the MIMO channel
(IEEE, 2007)Multiple input multiple output (MIMO) wireless communication systems have been a focus of interest, due to their ability to increase the capacity in rich scattering environments by using multi-element antenna arrays both ... -
On the capacity of printed planar rectangular patch antenna arrays in the MIMO channel: analysis and measurements
(IEEE, 2010)Printed arrays of rectangular patch antennas are analyzed in terms of their MIMO performance using a full-wave channel model. These antennas are designed and manufactured in various array configurations, and their MIMO ... -
Reconfigurable nested ring-split ring transmitarray unit cell employing the element rotation method by microfluidics
(Institute of Electrical and Electronics Engineers, 2015)A continuously tunable, circularly polarized X-band microfluidic transmitarray unit cell employing the element rotation method is designed and fabricated. The unit cell comprises a double layer nested ring-split ring ... -
Robust direction-of-arrival estimation in non-Gaussian noise
(Institute of Electrical and Electronics Engineers, 1998-05)In this correspondence, a nonlinearly weighted least-squares method is developed for robust modeling of sensor array data. Weighting functions for various observation noise scenarios are determined using maximum likelihood ... -
Simulation of a digital communication system
(IEEE, 2005-09)In this paper, basic components of a digital communication system are simulated by a computer program. The simulation program is modular and flexible to incorporate any future additions and updates. The simulation program ...
