Techniques for analyzing frequency selective surfaces-a review

R Mittra, CH Chan, T Cwik - Proceedings of the IEEE, 1988 - ieeexplore.ieee.org
A number of representative techniques for analyzing frequency-selective surfaces (FSSs),
which comprise periodic arrays of patches or apertures in a conducting screen and find …

[PDF][PDF] Contrast source inversion method: State of art

PM Van den Berg, A Abubakar - Progress in Electromagnetics …, 2001 - academia.edu
We discuss the problem of the reconstruction of the profile of an inhomogeneous object from
scattered field data. Our starting point is the contrast source inversion method, where the …

A contrast source inversion method

PM Van Den Berg, RE Kleinman - Inverse problems, 1997 - iopscience.iop.org
This paper describes a simple algorithm for reconstructing the complex index of refraction of
a bounded object immersed in a known background from a knowledge of how the object …

Extended contrast source inversion

PM van den Berg, AL Van Broekhoven… - Inverse …, 1999 - iopscience.iop.org
We discuss the problem of the reconstruction of the profile of a bounded object from
scattered field data. Inspired by the successful implementation of the minimization of total …

[КНИГА][B] Seismic applications of acoustic reciprocity

JT Fokkema, PM van den Berg - 2013 - books.google.com
The seismic applications of the reciprocity theorem developed in this book are partly based
on lecture notes and publications from Professor de Hoop. Every student Professor de Hoop …

A modified gradient method for two-dimensional problems in tomography

RE Kleinman, PM Van den Berg - Journal of Computational and Applied …, 1992 - Elsevier
A method for reconstructing the complex index of refraction of a bounded two-dimensional
inhomogeneous object of known geometric configuration from measured scattered field data …

The three dimensional weak form of the conjugate gradient FFT method for solving scattering problems

P Zwamborn, PM Van Den Berg - IEEE Transactions on …, 1992 - ieeexplore.ieee.org
The problem of electromagnetic scattering by a three-dimensional dielectric object can be
formulated in terms of a hypersingular integral equation, in which a grad-div operator acts on …

Medical imaging with a microwave tomographic scanner

L Jofre, MS Hawley, A Broquetas… - IEEE Transactions …, 1990 - ieeexplore.ieee.org
A microwave tomographic scanner for biomedical applications is presented. It consists of a
64-element circular array with a useful diameter of 20 cm. Electronically scanning the …

Multiplicative regularization for contrast profile inversion

PM van den Berg, A Abubakar, JT Fokkema - Radio Science, 2003 - ieeexplore.ieee.org
In this paper we discuss a new type of regularization technique for the nonlinear inverse
scattering problem, namely the multiplicative technique. The main advantage is that we do …

Two‐dimensional location and shape reconstruction

RE Kleinman, PM Van den Berg - Radio Science, 1994 - Wiley Online Library
A method for reconstructing the location and the shape of a bounded impenetrable object
from measured scattered field data is presented. The algorithm is, in principle, the same as …