| |
| |
| Preface | |
| |
| |
| Abbreviations and Acronyms | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| The Definition of a Conformal Antenna | |
| |
| |
| |
| Why Conformal Antennas? | |
| |
| |
| |
| History | |
| |
| |
| |
| Metal Radomes | |
| |
| |
| |
| Sonar Arrays | |
| |
| |
| References | |
| |
| |
| |
| Circular Array Theory | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Fundamentals | |
| |
| |
| |
| Linear Arrays | |
| |
| |
| |
| Circular Arrays | |
| |
| |
| |
| Phase Mode Theory | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Discrete Elements | |
| |
| |
| |
| Directional Elements | |
| |
| |
| |
| The Ripple Problem in Omnidirectional Patterns | |
| |
| |
| |
| Isotropic Radiators | |
| |
| |
| |
| Higher-Order Phase Modes | |
| |
| |
| |
| Directional Radiators | |
| |
| |
| |
| Elevation Pattern | |
| |
| |
| |
| Focused Beam Pattern | |
| |
| |
| References | |
| |
| |
| |
| The Shapes of Conformal Antennas | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| 360? Coverage | |
| |
| |
| |
| 360? Coverage Using Planar Surfaces | |
| |
| |
| |
| 360? Coverage Using a Curved Surface | |
| |
| |
| |
| Hemispherical Coverage | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Hemispherical Coverage Using Planar Surfaces | |
| |
| |
| |
| Half Sphere | |
| |
| |
| |
| Cone | |
| |
| |
| |
| Ellipsoid | |
| |
| |
| |
| Paraboloid | |
| |
| |
| |
| Comparing Shapes | |
| |
| |
| |
| Multifaceted Surfaces | |
| |
| |
| |
| References | |
| |
| |
| |
| Methods of Analysis | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| The Problem | |
| |
| |
| |
| Electrically Small Surfaces | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Modal Solutions | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| The Circular Cylinder | |
| |
| |
| |
| A Unit Cell Approach | |
| |
| |
| |
| Integral Equations and the Method of Moments | |
| |
| |
| |
| Finite Difference Time Domain Methods (FDTD) | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Conformal or Contour-Patch (CP) FDTD | |
| |
| |
| |
| FDTD in Global Curvilinear Coordinates | |
| |
| |
| |
| FDTD in Cylindrical Coordinates | |
| |
| |
| |
| Finite Element Method (FEM) | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Hybrid FE-BI Method | |
| |
| |
| |
| Electrically Large Surfaces | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| High-Frequency Methods for PEC Surfaces | |
| |
| |
| |
| High-Frequency Methods for Dielectric Coated Surfaces | |
| |
| |
| |
| Two Examples | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| The Aperture Antenna | |
| |
| |
| |
| The Microstrip-Patch Antenna | |
| |
| |
| |
| A Comparison of Analysis Methods | |
| |
| |
| |
| Interpretation of the ray theory | |
| |
| |
| |
| Watson Transformation | |
| |
| |
| |
| Fock Substitution | |
| |
| |
| |
| SDP Integration | |
| |
| |
| |
| Surface Waves | |
| |
| |
| |
| Generalization | |
| |
| |
| References | |
| |
| |
| |
| Geodesics on Curved Surfaces | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Definition of a Surface and Related Parameters | |
| |
| |
| |
| The Geodesic Equation | |
| |
| |
| |
| Solving the Geodesic Equation and the Existence of Geodesics | |
| |
| |
| |
| Singly Curved Surfaces | |
| |
| |
| |
| Doubly Curved Surfaces | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| The Cone | |
| |
| |
| |
| Rotationally Symmetric Doubly Curved Surfaces | |
| |
| |
| |
| Properties of Geodesics on Doubly Curved Surfaces | |
| |
| |
| |
| Geodesic Splitting | |
| |
| |
| |
| Arbitrarily Shaped Surfaces | |
| |
| |
| |
| Hybrid surfaces | |
| |
| |
| |
| Analytically Described Surfaces | |
| |
| |
| References | |
| |
| |
| |
| Antennas on Singly Curved Surfaces | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Aperture Antennas on Circular Cylinders | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Theory | |
| |
| |
| |
| Mutual Coupling | |
| |
| |
| |
| Isolated Mutual Coupling | |
| |
| |
| |
| Cross Polarization Coupling | |
| |
| |
| |
| Array mutual coupling | |
| |
| |
| |
| Radiation Characteristics | |
| |
| |
| |
| Isolated-Element Patterns | |
| |
| |
| |
| Embedded-Element Patterns | |
| |
| |
| |
| Aperture Antennas on General Convex Cylinders | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Mutual Coupling | |
| |
| |
| |
| The Elliptic Cylinder | |
| |
| |
| |
| The Parabolic Cylinder." | |