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| Antenna Fundamentals and Definitions | |
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| Introduction | |
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| How Antennas Radiate | |
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| Overview of Antennas | |
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| Electromagnetic Fundamentals | |
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| Solution of Maxwell's Equations for Radiation Problems | |
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| The Ideal Dipole | |
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| Radiation Patterns | |
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| Radiation Pattern Basics | |
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| Radiation from Line Currents | |
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| Far-Field Conditions and Field Regions | |
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| Steps in the Evaluation of Radiation Fields | |
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| Radiation Pattern Definitions | |
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| Radiation Pattern Parameters | |
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| Directivity and Gain | |
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| Antenna Impedance, Radiation Efficiency, and the Short Dipole | |
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| Antenna Polarization | |
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| References | |
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| Problems | |
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| Some Simple Radiating Systems and Antenna Practice | |
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| Electrically Small Dipoles | |
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| Dipoles | |
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| Antennas Above a Perfect Ground Plane | |
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| Image Theory | |
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| Monopoles | |
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| Small Loop Antennas | |
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| Duality | |
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| The Small Loop Antenna | |
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| Antennas in Communication Systems | |
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| Practical Considerations for Electrically Small Antennas | |
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| References | |
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| Problems | |
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| Arrays | |
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| The Array Factor for Linear Arrays | |
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| Uniformly Excited, Equally Spaced Linear Arrays | |
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| The Array Factor Expression | |
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| Main Beam Scanning and Beamwidth | |
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| The Ordinary Endfire Array | |
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| The Hansen-Woodyard Endfire Array | |
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| Pattern Multiplication | |
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| Directivity of Uniformly Excited, Equally Spaced Linear Arrays | |
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| Nonuniformly Excited, Equally Spaced Linear Arrays | |
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| Mutual Coupling | |
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| Impedance Effects of Mutual Coupling | |
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| Array Pattern Evaluation Including Mutual Coupling | |
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| Multidimensional Arrays | |
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| Phased Arrays and Array Feeding Techniques | |
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| Scan Principles | |
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| Feed Networks for Beam Scanning | |
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| Scan Blindness | |
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| Perspective on Arrays | |
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| References | |
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| Problems | |
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| Line Sources | |
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| The Uniform Line Source | |
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| Tapered Line Sources | |
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| Fourier Transform Relations Between the Far-Field Pattern and the Source Distribution | |
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| Superdirective Line Sources | |
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| References | |
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| Problems | |
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| Resonant Antennas: Wires and Patches | |
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| Dipole Antennas | |
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| Straight Wire Dipoles | |
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| The Vee Dipole | |
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| Folded Dipole Antennas | |
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| Feeding Wire Antennas | |
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| Yagi-Uda Antennas | |
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| Corner Reflector Antennas | |
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| Wire Antennas Above an Imperfect Ground Plane | |
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| Pattern Effects of a Real Earth Ground Plane | |
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| Ground Plane Construction | |
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| Large Loop Antennas | |
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| Microstrip Antennas | |
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| Microstrip Patch Antennas | |
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| Microstrip Arrays | |
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| References | |
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| Problems | |
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| Broadband Antennas | |
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| Traveling-Wave Wire Antennas | |
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| Helical Antennas | |
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| Normal Mode Helix Antenna | |
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| Axial Mode Helix Antenna | |
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| Biconical Antennas | |
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| Infinite Biconical Antenna | |
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| Finite Biconical Antenna | |
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| Discone Antenna | |
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| Sleeve Antennas | |
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| Sleeve Monopoles | |
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| Sleeve Dipoles | |
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| Principles of Frequency-Independent Antennas | |
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| Spiral Antennas | |
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| Equiangular Spiral Antenna | |
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| Archimedean Spiral Antenna | |
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| Conical Equiangular Spiral Antenna | |
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| Related Configurations | |
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| Log-Periodic Antennas | |
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| References | |
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| Problems | |
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| Aperture Antennas | |
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| Radiation from Apertures and Huygens' Principle | |
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| Rectangular Apertures | |
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| The Uniform Rectangular Aperture | |
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| Tapered Rectangular Apertures | |
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| Techniques for Evaluating Gain | |
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| Directivity | |
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| Gain and Efficiencies | |
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| Simple Directivity Formulas | |
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| Rectangular Horn Antennas | |
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| H-Plane Sectoral Horn Antenna | |
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| E-Plane Sectoral Horn Antenna | |
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| Pyramidal Horn Antenna | |
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| Circular Apertures | |
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| The Uniform Circular Aperture | |
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| Tapered Circular Apertures | |
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| Reflector Antennas | |
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| Parabolic Reflector Antenna Principles | |
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| Axisymmetric Parabolic Reflector Antenna | |
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| Offset Parabolic Reflectors | |
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| Dual Reflector Antennas | |
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| Cross-Polarization and Scanning Properties of Reflector Antennas | |
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| Gain Calculations for Reflector Antennas | |
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| Other Reflector Antennas | |
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| Feed Antennas for Reflectors | |
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| Field Representations | |
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| Matching the Feed to the Reflector | |
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| A General Feed Model | |
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| Feed Antennas Used in Practice | |
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| References | |
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| Problems | |
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| Antenna Synthesis | |
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| The Synthesis Problem | |
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| Formulation of the Synthesis Problem | |
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| Synthesis Principles | |
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| Line Source Shaped Beam Synthesis Methods | |
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| Fourier Transform Method | |
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| Woodward-Lawson Sampling Method | |
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| Linear Array Shaped Beam Synthesis Methods | |
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| Fourier Series Method | |
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| Woodward-Lawson Sampling Method | |
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| Comparison of Shaped Beam Synthesis Methods | |
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| Low Side-Lobe, Narrow Main Beam Synthesis Methods | |
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| Dolph-Chebyshev Linear Array Method | |
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| Taylor Line Source Method | |
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| Perspective | |
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| References | |
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| Problems | |
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| Antennas in Systems and Antenna Measurements | |
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| Receiving Properties of Antennas | |
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| Antenna Noise Temperature and Radiometry | |
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| Radar | |
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| Reciprocity and Antenna Measurements | |
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| Pattern Measurement and Antenna Ranges | |
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| Gain Measurement | |
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| Gain Measurement of CP Antennas | |
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| Gain Estimation | |
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| Polarization Measurement | |
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| Polarization Pattern Method | |
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| Spinning Linear Method | |
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| Dual-Linear Method | |
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| Field Intensity Measurements | |
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| References | |
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| Problems | |
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| CEM for Antennas: The Method of Moments | |
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| Introduction to Computational Electromagnetics | |
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| Introduction to the Method of Moments | |
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| Pocklington's Integral Equation | |
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| Integral Equations and Kirchhoff's Network Equations | |
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| Source Modeling | |
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| Weighted Residuals and the Method of Moments | |
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| Two Alternative Approaches to the Method of Moments | |
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| Reaction | |
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| Linear Algebra Formulation of MoM | |
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| Formulation and Computational Considerations | |
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| Other Expansion and Weighting Functions | |
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| Other Electric Field Integral Equations for Wires | |
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| Computer Time Considerations | |
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| Toeplitz Matrices | |
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| Block Toeplitz Matrices | |
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| Compressed Matrices | |
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| Validation | |
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| Calculation of Antenna and Scatterer Characteristics | |
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| The Wire Antenna or Scatterer as an N-Port Network | |
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| Series Connections | |
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| Parallel Connections | |
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| Antenna Arrays | |
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| The Linear Array | |
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| The Circular Array | |
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| Two-Dimensional Planar Array of Dipoles | |
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| Summary | |
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| Radar Cross Section of Antennas | |
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| Modeling of Solid Surfaces | |
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| Wire-Grid Model | |
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| Continuous Surface Model | |
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| Summary | |
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| References | |
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| Problems | |
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| CEM for Antennas: Finite Difference Time Domain Method | |
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| Maxwell's Equations for the FD-TD Method | |
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| Three-Dimensional Problem Formulation | |
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| Two-Dimensional Problem Formulation | |
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| One-Dimensional Problem Formulation | |
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| Finite Differences and the Yee Algorithm | |
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| Cell Size, Numerical Stability, and Dispersion | |
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| Computer Algorithms and FD-TD Implementation | |
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| Absorbing Boundary Conditions | |
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| Source Conditions | |
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| Source Functionality | |
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| The Hard Source | |
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| The Soft Source | |
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| Total-Field/Scattered-Field Formulation | |
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| Pure Scattered-Field Formulation | |
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| Near Fields and Far Fields | |
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| A Two-Dimensional Example: An E-Plane Sectoral Horn Antenna | |
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| Antenna Analysis and Applications | |
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| Impedance, Efficiency, and Gain | |
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| The Monopole over a PEC Ground Plane | |
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| The Vivaldi Slotline Array | |
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| Summary | |
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| References | |
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| Problems | |
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| CEM for Antennas: High-Frequency Methods | |
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| Geometrical Optics | |
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| Wedge Diffraction Theory | |
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| The Ray-Fixed Coordinate System | |
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| A Uniform Theory of Wedge Diffraction | |
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| E-Plane Analysis of Horn Antennas | |
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| Cylindrical Parabolic Antenna | |
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| Radiation by a Slot on a Finite Ground Plane | |
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| Radiation by a Monopole on a Finite Ground Plane | |
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| Equivalent Current Concepts | |
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| A Multiple Diffraction Formulation | |
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| Diffraction by Curved Surfaces | |
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| Extension of Moment Methods Using the Geometrical Theory of Diffraction | |
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| Physical Optics | |
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| Method of Stationary Phase | |
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| Physical Theory of Diffraction | |
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| Cylindrical Parabolic Reflector Antenna-PTD | |
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| Summary | |
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| References | |
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| Problems | |
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| Tables of Commonly Used Frequencies | |
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| Radio Frequency Bands | |
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| Television Channel Frequencies | |
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| Mobile Telephone Bands | |
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| Radar Bands | |
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| Data Material and Other Constants | |
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| Conductivities of Good Conductors | |
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| Wire Data | |
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| Dielectric Constant: Permittivity | |
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| Permeability | |
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| Velocity of Light | |
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| Intrinsic Impedance of Free Space | |
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| Vectors | |
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| Unit Vector Representations | |
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| Vector Identities | |
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| Vector Differential Operators | |
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| Trigonometric Relations | |
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| Hyperbolic Relations | |
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| Useful Mathematical Relations | |
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| Dirac Delta Function | |
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| Binomial Theorem | |
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| Bessel Functions | |
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| Some Useful Integrals | |
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| Computing Packages | |
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| General Antenna Pagkage: APV | |
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| Array Plotting Package: PCARRPAT | |
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| Wire Antenna Code: WIRE | |
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| Parabolic Reflector Antenna Code: PRAC | |
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| Diffraction Codes | |
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| Bibliography | |
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| Index | |