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Browse Dissertations and Theses  Electrical and Computer Engineering by Contributor "Mittra, Raj"
Now showing items 118 of 18

(1990)The theoretical and numerical studies of electromagnetic scattering and radiation from perfectly conducting as well as dielectric bodies are of great importance in the design of various systems, such as airborne targets ...
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(1990)When solving openregion radiation problems using finite mathematics techniques, an absorbing boundary condition must be used to truncate the mesh region. A review of analytical absorbing boundary conditions that have been ...
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(1995)The solution of electromagnetic scattering by objects located in planar, multilayered media has long been the subject of active research. For layeredmedia integral equation solutions via the Method of Moments (MoM), the ...
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(1996)The application of the Finite Difference Time Domain (FDTD) method to open region radiation problems requires the truncation of the infinite domain down to a finitesized domain amenable to numerical simulation. The accuracy ...
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(1996)This work pertains to the study of passive electronic devices with fine features, e.g., electronic packages, microstrip antennas and cavity resonators, that are analyzed using the Finite Difference Time Domain (FDTD) ...
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(1995)The Finite Difference Time Domain (FDTD) method is limited by memory requirements and computation time when applied to large problems, complicated geometries, or geometries with fine features. In this thesis, the nonuniform ...
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Electromagnetic plane wave scattering from periodically loaded cylinders and doubly periodic slabs (1992)Periodic structures are of great importance in the design of antenna and radome systems, and also find many applications in the area of low observability. In this thesis, two important geometries are investigated, namely, ...
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Electromagnetic scattering from a structured slab comprised of periodically placed resistive cards (1989)The structured slab, which is constructed by arranging cells composed of thin, lossy, dielectric cards on a one or twodimensional lattice, is an important material in the aerospace industry because of its high ...
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(1991)Equivalent boundary condition models are one approach to simplifying electromagnetic (EM) scattering problems while retaining a high degree of solution accuracy in the domain of interest. These models are successful when ...
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(1992)Increases in both the performance requirements of electronic devices and the number of components per device suggest that component size and configuration must be strongly considered in the design process. The layout and ...
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(1989)Tapered, coupled, microstrip transmission lines are an increasingly important part of highspeed digital circuits. These lines, used as interconnects between integrated circuit devices, are modeled using an iterationperturbation ...
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(1988)The advent of fast devices and the demand for smaller integrated circuits and packages have led to a high density of components and closely packed interconnects in both onchip and offchip levels. Size and spacing of ...
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(1994)A general class of microstrip structures is investigated in this work by using a spatial domain Green's function. The derivation of the closedform spatial domain Green's functions for the vector and scalar potentials is ...
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(1992)A new field/voltage relation for use with the symmetric condensed node transmission line matrix (TLM) method is introduced. It is found that there is no rigorous mathematical proof which demonstrates the consistency and ...
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(1990)In this thesis, partial differential equation techniques for solving the problem of electromagnetic scattering by a threedimensional body of revolution are discussed. The unknowns used do not obey the scalar Helmholtz ...
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(1991)The focus of this thesis is on the development of parallel algorithms which exploit hypercube multiprocessor computers for the solution of the scattering of electromagnetic fields by bodies situated in an unbounded space. ...
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(1989)Though frequency selective surfaces have been investigated for over two hundred years, accurate numerical analysis of these surfaces is still in its infancy. Past models assumed that the surface is periodic, infinite in ...
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(1990)The "classical" analysis techniques for singlelayer, infinite, planar, periodic frequency selective surfaces (FSS) are thoroughly reviewed. Particular emphasis is placed on practical procedures for implementing the analysis ...
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Now showing items 118 of 18