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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Bandwidth enhancement of microstrip antenna with parasitic element.

January 1991 (has links)
by Au Tsien Ming. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1992. / Includes bibliographical references (leaves 100-101). / Acknowledgments / Chapter Chapter 1 --- Introduction --- p.1 / Chapter Chapter 2 --- Analysis of Linearly Polarized Stacked Rectangular Microstrip Antenna / Chapter 2.1 --- Green's Function Formulation --- p.4 / Chapter 2.1.1 --- Field Components --- p.5 / Chapter 2.1.2 --- Boundary Conditions --- p.7 / Chapter 2.2 --- Galerkin's Method --- p.22 / Chapter 2.3 --- Numerical Computation --- p.27 / Chapter 2.4 --- Illustrative Results --- p.40 / Chapter Chapter 3 --- Analysis of Circularly Polarized Stacked Rectangular Microstrip Antenna / Chapter 3.1 --- The Range of Applications --- p.70 / Chapter 3.2 --- Analyzed Results and Discussion --- p.71 / Chapter Chapter 4 --- Conclusion --- p.98 / Reference --- p.100 / Appendix / Chapter A1 --- List of Symbols --- p.102 / Chapter A2 --- Publication List of the studies --- p.106
2

A microwave FET power amplifier - as a T.W.T. substitute operating at 6 GHz, 6 W- /

Duque, Luiz H. A. (Luiz Henrique Alves) January 1983 (has links)
No description available.
3

A microwave FET power amplifier - as a T.W.T. substitute operating at 6 GHz, 6 W- /

Duque, Luiz H. A. (Luiz Henrique Alves) January 1983 (has links)
No description available.
4

A study of design techniques for optimising the performance of pyramidal waveguide horns

Hawkins, Dennis Charles January 1994 (has links)
No description available.
5

Microwave diagnostics for large reflector antennas

Godwin, M. P. January 1982 (has links)
No description available.
6

Analysis of microstrip antenna on spherical and cylindrical surface.

January 1994 (has links)
by Tam Wai Yip. / Thesis (Ph.D.)--Chinese University of Hong Kong, 1994. / Includes bibliographical references (leaves 139-145). / Acknowledgments --- p.iii / Abstract --- p.iv / List of Symbols --- p.xi / List of Figures --- p.xvii / Chapter 1. --- Introduction / Chapter 1.1 --- Brief Review --- p.1 / Chapter 1.2 --- Statement of Problem --- p.5 / Chapter 1.3 --- Organization --- p.6 / Chapter 2. --- Spherical Circular and Annular Microstrip Antenna / Chapter 2.1 --- Introduction --- p.9 / Chapter 2.2 --- Vector Legendre Series Formulation --- p.10 / Chapter 2.3 --- Galerkin's Procedure --- p.17 / Chapter 2.4 --- Input Impedance --- p.20 / Chapter 2.5 --- Far Zone Radiation Pattern --- p.20 / Chapter 2.6 --- Radiation Resistance using Electric Surface Current Model --- p.22 / Chapter 2.7 --- Numerical Examples --- p.24 / Chapter 2.7.1 --- Input Impedance --- p.25 / Chapter 2.7.2 --- Resonance Radiation Resistance --- p.29 / Chapter 2.7.3 --- Far Zone Radiation Pattern --- p.35 / Chapter 2.8 --- Summary --- p.41 / Chapter 3. --- Cylindrical Rectangular Microstrip Antenna with Coplanar Elements / Chapter 3.1 --- Introduction --- p.42 / Chapter 3.2 --- Integral Equation Formulation --- p.44 / Chapter 3.3 --- Input Impedance with Coplanar Parasitic Elements --- p.50 / Chapter 3.4 --- Far Zone Radiation Pattern --- p.51 / Chapter 3.5 --- Mutual Coupling between Antennas --- p.52 / Chapter 3.6 --- Numerical Examples --- p.56 / Chapter 3.6.1 --- Input Impedance with Coplanar Parasitic Elements --- p.56 / Chapter 3.6.2 --- Mutual Coupling between Antennas --- p.76 / Chapter 3.7 --- Summary --- p.85 / Chapter 4. --- Aperture Coupled Rectangular Cylindrical Microstrip Antenna / Chapter 4.1 --- Introduction --- p.86 / Chapter 4.2 --- Integral Equation Formulation using Reciprocity Method --- p.89 / Chapter 4.3 --- Input Impedance of a Stripline Feed Aperture Coupled Microstrip Antenna --- p.99 / Chapter 4.4 --- Input Impedance of a Microstrip Line Feed Aperture Coupled Microstrip Antenna --- p.100 / Chapter 4.5 --- Numerical Examples --- p.101 / Chapter 4.5.1 --- Stripline Feed Antennas --- p.101 / Chapter 4.5.2 --- Microstrip Line Feed Antennas --- p.110 / Chapter 4.6 --- Summary --- p.115 / Chapter 5. --- Green's Functions for a Electric Current on a Dielectric Coated Sphere / Chapter 5.1 --- Expansion of Fields using Spherical Harmonics --- p.116 / Chapter 5.2 --- Green's Functions in Spectral Domain --- p.119 / Chapter 6. --- Green's Functions for a Current on a Dielectric Coated Cylinder / Chapter 6.1 --- Expansion of Fields with Auxiliary Potentials --- p.121 / Chapter 6.2 --- Green's Functions in Spectral Domain --- p.125 / Chapter 7. --- Green's Functions for a Current inside a Triple Layered Cylinder / Chapter 7.1 --- Expansion of Fields with Auxiliary Potentials --- p.129 / Chapter 7.2 --- Green's Functions in Spectral Domain --- p.132 / Chapter 8. --- Conclusions and Recommendations / Chapter 8.1 --- Conclusions --- p.137 / Chapter 8.2 --- Recommendations for Future Research --- p.138 / References --- p.139 / Appendices / Chapter A. --- Vector Legendre Series --- p.146 / Chapter B. --- Surface Current for Spherical Microstrip Antenna --- p.149 / Chapter C. --- Modified Reciprocity Theorem --- p.152 / Chapter D. --- Spherical Bessel Functions and Legendre Functions --- p.154 / Chapter E. --- Approximated Green's functions Gθθ and Gφφ for large n --- p.157 / Chapter F. --- Current Distributions for Cylindrical Rectangular Microstrip Antenna --- p.163 / Chapter G. --- "Evaluation of Zijmn, V1imand V2im" --- p.165 / Chapter H. --- Deformation of Integration of Path --- p.169 / Chapter I. --- Hankel Functions --- p.170 / Chapter J. --- Current Distributions for Aperture Coupled Antenna --- p.172 / Chapter K. --- "Evaluation of ΔV,Ye1, Ye2, Yai , Vi and Zij" --- p.176 / Chapter L. --- Program Listing for stripline Feed Aperture Coupled Microstrip Antenna --- p.178
7

Fabrication and materials for magneto-photonic assemblies for high-gain antenna applications at GHz frequencies

Zhang, Lanlin, January 2008 (has links)
Thesis (Ph. D.)--Ohio State University, 2008. / Title from first page of PDF file. Includes bibliographical references (p. 99-108).
8

Analysis of circularly and linearly polarized U-slot-excited hemispherical dielectric resonator antennas with a backing cavity /

Lam, Hang Yee. January 2005 (has links) (PDF)
Thesis (M.Phil.)--City University of Hong Kong, 2005. / "Submitted to Department of Electronic Engineering in partial fulfillment of the requirements for the degree of Master of Philosophy" Includes bibliographical references (leaves 65-68)
9

Mutual coupling analysis for conformal microstrip antennas /

Kwan, Bing Woon January 1984 (has links)
No description available.
10

Impedance transformers for advanced microwave circuits and antennas

Wu, Qiong Sen January 2018 (has links)
University of Macau / Faculty of Science and Technology. / Department of Electrical and Computer Engineering

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