Index Catalog // ScholarsArchive@OSU

Computational methods for the quasi-TEM characteristics of fundamental MIC planar structures

Creator:: Lee, Hyuckjae
Abstract:: Accurate and efficient computational methods to evaluate the quasi-TEM parameters of various planar structures such as microstrips, coplanar lines and coplanar waveguides are developed. The characteristic parameters of all these structures which are used extensively in microwave integrated circuits for applications as transmission lines and other circuit elements are computed...
Resource Type:: Dissertation
Full Text:: approved: Prof. 'Tijai K. ripathi Accurate and efficient computational methods to evaluate the quasi-TEM

The radiation characteristics of open- and closed-ring microstrip antennas

Creator:: Sultan, Mohammed Ashraf
Resource Type:: Dissertation
Full Text:: CHARACTERISTICS OF OPEN- AND CLOSED- RING MICROSTRIP ANTENNAS Redacted for privacy Abstract approved: Dr. Vijai

Analysis and modeling of electrically long MESFETS and coupled schottky lines

Creator:: Mohammed, Ahmed Sarhan
Abstract:: The properties of linear active coupled lines consisting of electrically long GaAs MESFET structures are investigated for possible applications as traveling-wave broad-band amplifiers. In addition, the nonlinear coupled Schottky lines are studied for applications as voltage tunable circuit elements. The analysis of the general active asymmetric coupled transmission lines in...
Resource Type:: Dissertation
Full Text:: : Prof. Vijai K. Tripathi The properties of linear active coupled lines consisting of electrically long

Sampling enhanced measurement systems

Creator:: Agoston, Agoston
Abstract:: The purpose of the thesis is to synthesize the major results of a continuous research effort directed toward new applications of high speed sampling in general and Electrooptic Sampling in particular. Equivalent time sampling of repetitive high speed signals continues to provide significant performance enhancements for present and future generations...
Resource Type:: Dissertation
Full Text:: andSmpktitrgrigingerinapresented on May 2,1986. TITLE: SAMPLIEUXMALLUMEEAMEAKNUMEM Abstract approved Redacted for Privacy Vijai

Quasi-TEM and full wave numerical methods for the characterization on microstrip discontinuities

Creator:: Hill, Achim
Abstract:: Static and dynamic numerical techniques which are suited for the analysis and simulation of various planar microstrip components encountered in hybrid and monolithic microwave integrated circuits are presented. The static analysis makes use of an excess source formulation in conjunction with an efficient mathematical treatment to extract the discontinuity parameter...
Resource Type:: Dissertation
Full Text:: to my major Professor, Dr. Vijai K. Tripathi for his encouragement and support. Professors Dr. Joel

Analysis and modeling of discontinuities and inter-element coupling in passive microwave integrated circuit components

Creator:: Thorburn, Michael Arthur
Abstract:: Accurate, efficient and general computational techniques are developed to evaluate the scattering parameters of passive microstrip components composed of discontinuities in microstrip transmission lines on general two layer substrates with single and two level metallization. An open domain model is used. The Electric Field Integral Equation is examined and the...
Resource Type:: Dissertation
Full Text:: Passive Microwave Integrated Circuit Components Abstract approved: Redacted for Privacy Vijai K. T

Analysis and applications of layered multiconductor coupled slot and strip-slot structures

Creator:: Luo, Sifen
Abstract:: Layered multiconductor coupled slot and strip-slot structures are characterized by introducing the full-wave modal analysis as well as the quasi-TEM spectral domain technique. In the modal analysis, the electric and magnetic fields are constructed in terms of modal fields in different regions. Application of the boundary conditions at interfaces for...
Resource Type:: Dissertation
Full Text:: ACKNOWLEDGEMENTS First of all, thanks go to my major professor, Dr. Vijai K. Tripathi, for his constant

Time domain simulation of Maxwell's equations by the method of characteristics

Creator:: Orhanovic, Neven
Abstract:: A numerical method based on the the method of characteristics for hyperbolic systems of partial differential equations in four independent variables is developed and used for solving time domain Maxwell's equations. The method uses the characteristic hypersurfaces and the characteristic conditions to derive a set of independent equations relating the...
Resource Type:: Dissertation

Characterization and electrical circuit modeling of interconnections and packages using time domain network analysis

Creator:: Hayden, Leonard
Abstract:: The improved accuracy of Time Domain Reflection and Transmission (TDR/T) measurements made possible by the calibration process known as Time Domain Network Analysis (TDNA) is applied to the problem of characterization and modeling of electronic interconnect and packaging structures. TDNA uses measurements of known and partially known calibration standards to...
Resource Type:: Dissertation
Full Text:: Time Domain Network Analysis Abstract approved: Vijai K. Tripathi The improved accuracy of Time

Three dimensional electromagnetic FDTD simulation of general lossy structures with nonuniform grid spacing

Creator:: Falconer, Maynard C.
Abstract:: A new second order accurate nonuniform grid spacing technique which does not depend on supraconvergence is developed for Finite Difference Time Domain (FDTD) simulation of general three dimensional structures. The technique is useful for FDTD simulations of systems which require finer details in small regions of the simulation space by...
Resource Type:: Dissertation
Full Text:: Grid Spacing. Abstract approved: Vijai K. Tripathi A new second order accurate nonuniform grid

ScholarsArchive@OSU

Computational methods for the quasi-TEM characteristics of fundamental MIC planar structures

The radiation characteristics of open- and closed-ring microstrip antennas

Analysis and modeling of electrically long MESFETS and coupled schottky lines

Sampling enhanced measurement systems

Quasi-TEM and full wave numerical methods for the characterization on microstrip discontinuities

Analysis and modeling of discontinuities and inter-element coupling in passive microwave integrated circuit components

Analysis and applications of layered multiconductor coupled slot and strip-slot structures

Time domain simulation of Maxwell's equations by the method of characteristics

Characterization and electrical circuit modeling of interconnections and packages using time domain network analysis

Three dimensional electromagnetic FDTD simulation of general lossy structures with nonuniform grid spacing

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