Browsing by Keywords "Method of moments"
Now showing items 2139 of 39

Estimation of Spurious Radiation from Microstrip Etches Using ClosedForm Green’s Functions
(IEEE, 1992)The problem of spurious radiation from electronic packages is considered in this paper by investigating the power radiated from microstrip etches that are excited by arbitrarilylocated current sources, and terminated by ... 
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 ForwardBackward (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 ... 
Extension of forwardbackward method with DFTbased acceleration algorithm for the efficient analysis of large periodic arrays with arbitrary boundaries
(John Wiley & Sons, 2005)An extension of the discrete Fourier transform (DFT)based forwardbackward algorithm is developed using the virtualelement approach to provide a fast and accurate analysis of electromagnetic radiation/scattering from ... 
Fast acceleration algorithm based on DFT expansion for the iterative MoM analysis of electromagnetic radiation/scattering from twodimensional large phased arrays
(IEEE, 2002)An acceleration algorithm based on Discrete Fourier Transform (DFT) is developed to reduce the computational complexity and memory storages of iterative methods of moment (IMoM) solution to O(Ntot), where Ntot is the total ... 
Fast integral equation techniques for propagation problems
(IEEE, 200409)In this paper, the Method of Moments (MoM) solution is achieved for scattering problems by using the stationary Spectrally Accelerated ForwardBackward method (FBSA) and the nonstationary Spectrally Accelerated BiConjugate ... 
Fast noniterative steepest descent path algorithm for planar and quasiplanar patch geometries
(IEEE, 1998)The fast noniterative steepest descent path (SDP) algorithm for planar and quasiplanar patch geometries are discussed. The comparison of scattered fields as computed by the method of moments (MOM) and fast direct algorithm ... 
Improving the accuracy of the MFIE with the choice of basis functions
(IEEE, 200406)The accuracy of the magneticfield integral equation (MFIE) for the Method of Moments (MOM) and fastmultiplemethod (FMM) solutions of the electromagnetic scattering problems modeled by abitrary planar triangulations is ... 
Integral equation anlaysis of an arbitraryprofile and varyingresistivity cylindrical reflector illuminated by an Epolarized complexsourcepoint beam
(Optical Society of America, 20090609)A twodimensional reflector with resistivetype boundary conditions and varying resistivity is considered. The incident wave is a beam emitted by a complexsourcepoint feed simulating an aperture source. The problem ... 
Integral equation based method for the fast analysis of irregularly contoured large finite phased arrays
(Institution of Engineering and Technology, 2007)A fast and accurate integral equation based hybrid method that can investigate electrically large, arbitrarily contoured finite planar arrays of printed elements is developed. The method is a hybridization of the Galerkin ... 
Investigation of finite phased arrays of printed antennas on planar and cylindrical grounded dielectric slabs
(Bilkent University, 2006)Printed structures, in the form of a single printed antenna (printed dipole, patch, etc.) or an array of printed antennas on planar and cylindrical grounded dielectric slabs, are investigated. Fullwave solutions based ... 
Investigation of the inaccuracy of the MFIE discretized with the RWG basis functions
(IEEE, 200406)The inaccuracy of the magneticfield integral equation (MFIE) discretized with the RaoWiltonGlisson (RWG) basis functions is discussed. The electricfield integral equation (EFIE) gives accurate results with the usage ... 
MLFMA solutions of transmission problems Involving realistic metamaterial walls
(IEEE, 200708)We present the solution of multilayer metamaterial (MM) structures containing large numbers of unit cells, such as splitring resonators. Integralequation formulations of scattering problems are solved iteratively by ... 
A new method for the prognosis of scan blindness angle in finite phased arrays of printed dipoles
(IEEE, 2011)Scan blindness phenomenon is studied for finite phased arrays of printed dipoles on grounded planar dielectric slabs. A new method for predicting the scan blindness angles using the average scan impedances of a subsection ... 
A novel CAD algorithm for the analysis of printed geometries
(Bilkent University, 1997)An efficient and accurate computer aided design (CAD) software for the electromagnetic simulation of passive microwave components, fabricated in planar stratified media, is developed in this work. The numerical technique ... 
Paraxial space  domain formulation for surface fields on large dielectric coated circular cylinders
(IEEE, 200107)A spacedomain represention for the surface fields excited by an elementary current source was discussed. Green's function was used and an approximation was made using Fourier series (FS), where FS coefficients were ... 
Paraxial spacedomain formulation for surface fields on dielectric coated circular cylinder
(IEEE, 200211)A new method to evaluate the surface fields excited within the paraxial (nearly axial) region of an electrically large dielectric coated circular cylinder is presented. This representation is obtained by performing the ... 
Scattering and radiation problems of arbitrarily shaped conducting bodies above the ground plane
(Bilkent University, 2002)A method of moment solution is applied for the scattering and radiation problems of arbitrarily shaped conducting bodies placed close to an infinite ground plane. An equivalent problem is produced by using image theory ... 
Spectrally accelerated biconjugate gradient stabilized method for scattering from and propagation over electrically large inhomogeneous geometries
(John Wiley & Sons, 2005)Scattering from and propagation over roughterrain profiles, as well as reentrant surfaces are investigated using an integral equation (IE)based spectrally accelerated biconjugate gradient stabilized (SABiCGSTAB) method, ... 
Use of computationally efficient method of moments in the optimization of printed antennas
(IEEE, 199904)Derivation of the closedform Green’s functions and analytical evaluation of the method of moments (MOM) matrix entries have improved the computational efficiency of the significantly in the analysis of printed geometries. ...