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Jin, Jian-Ming

Finite Element Analysis of Antennas and Arrays

€ 185.95

·         This book covers all the technical aspects in the analysis of complex antennas and arrays using the finite element method.

·         All chapters will offer homework problems and many examples.


Taal / Language : English

Inhoudsopgave:
Preface.

Acknowledgments.

Chapter 1: Introduction.

1.1 Numerical Simulation of Antennas.

1.2 Finite Element Analysis vs. Other Numerical Methods.

1.3 Frequency vs. Time Domain Simulations.

1.4 Brief Review of Past Work.

1.5 Overview of This Book.

References.

Chapter 2: Finite Element Formulation.

2.1 Finite Element Formulation in the Frequency Domain.

2.2 Finite Element Formulation in the Time Domain.

2.3 Modeling of Complex Materials.

2.3.1 Modeling of Electrically and Magnetically Lossy Materials.

2.3.2 Modeling of Electrically Dispersive Materials.

2.3.3 Modeling of Magnetically Dispersive Materials.

2.3.4 Modeling of Doubly Dispersive Lossy Materials.

2.4 Solution of the Finite Element Equations.

2.5 Higher Order and Curvilinear Finite Elements.

2.6 Summary.

References.

Chapter 3: Finite Element Mesh Truncation.

3.1 Absorbing Boundary Conditions.

3.1.1 First Order Absorbing Boundary Condition.

3.1.2 Second Order Absorbing Boundary Condition.

3.2 Perfectly Matched Layers.

3.2.1 PML in Terms of Stretched Coordinates.

3.2.2 PML as an Anisotropic Material Absorber.

3.2.3 PML for Truncating Computational Domain.

3.2.4 Finite Element Implementation of PML.

3.2.5 ABC Backed, Complementary, CFS, and Second Order PMLs.

3.3 Boundary Integral Equations.

3.3.1 Frequency Domain Formulations.

3.3.2 Time Domain Formulations.

3.3.3 Treatment of Infinite Ground Plane.

3.4 Summary.

References.

Chapter 4: Hybrid FETD FDTD Technique.

4.1 The FDTD Method.

4.2 PML Implementation in FDTD.

4.2.1 FDTD Stretched Coordinate PML.

4.2.2 FDTD Anisotropic PML.

4.3 Near to Far Field Transformation in FDTD.

4.4 Alternative FETD Formulation.

4.5 Equivalence between FETD and FDTD.

4.6 Stable FETD FDTD Interface.

4.6.1 Initial Approaches.

4.6.2 Stable Formulation.

4.7 Building Hybrid Meshes.

4.8 Wave Equation Stablization.

4.9 Validation Examples.

4.10 Summary.

References.

Chapter 5: Antenna Source Modeling and Parameter Calculation.

5.1 Antenna Feed Modeling.

5.1.1 Current Probe.

5.1.2 Voltage Gap Generator.

5.1.3 Waveguide Feed Model.

5.2 Plane Wave Excitation.

5.2.1 Total Field Formulation.

5.2.2 Scattered Field Formulation.

5.2.3 Total and Scattered Field Decomposition Approach .

5.3 Far Field Pattern Computation.

5.4 Near Field Visualization.

5.5 Summary.

References.

Chapter 6: Modeling of Complex Structures.

6.1 Thin Material Layers and Sheets.

6.1.1 Impedance Boundary Conditions.

6.1.2 Shell Element Formulation.

6.2 Thin Wires and Slots.

6.2.1 Thin Wires.

6.2.2 Thin Slots.

6.3 Lumped Circuit Elements.

6.3.1 Coupled First Order Equations.

6.3.2 Wave Equation.

6.3.3 Example.

6.4 Distributed Feed Network.

6.5 System Level Coupling Example.

6.5.1 Internal Dispersive Material Calibration.

6.5.2 External Illumination and Aperture Coupling.

6.6 Summary.

References.

Chapter 7: Antenna Simulation Examples.

7.1 Narrowband Antennas.

7.1.1 Coaxial fed Monopole Antenna.

7.1.2 Monopole Antennas on a Plate.

7.1.3 Patch Antennas on a Plate.

7.1.4 Conformal Patch Antenna Array.

7.2 Broadband Antennas.

7.2.1 Ridged Horn Antenna.

7.2.2 Sinuous Antenna.

7.2.3 Logarithmic Spiral Antenna.

7.2.4 Inverted Conical Spiral Antenna.

7.2.5 Antipodal Vivaldi Antenna.

7.2.6 Vlasov Antenna.

7.3 Antenna RCS Simulations.

7.3.1 Microstrip Patch Antenna.

7.3.2 Standard Gain Horn Antenna.

7.4 Summary.

References.

Chapter 8: Axisymmetric Antenna Modeling.

8.1 Method of Analysis.

8.1.1 Finite Element Formulation.

8.1.2 Mesh Truncation Using Perfectly Matched Layers.

8.1.3 Mesh Truncation Using Boundary Integral Equations.

8.2 Application Examples.

8.2.1 Luneburg Lens.

8.2.2 Corrugated Horn.

8.2.3 Current Loop Inside a Radome.

8.3 Summary.

References.

Chapter 9: Infinite Phased Array Modeling.

9.1 Frequency Domain Modeling.

9.1.1 Periodic Boundary Conditions.

9.1.2 Mesh Truncation Techniques.

9.1.3 Extension to Skew Arrays.

9.1.4 Extension to Scattering Analysis.

9.1.5 Application Examples.

9.2 Time Domain Modeling.

9.2.1 Transformed Field Variable.

9.2.2 Mesh Truncation Techniques.

9.2.3 General Material Modeling.

9.2.4 Application Examples.

9.3 Approximation to Finite Arrays.

9.4 Summary.

References.

Chapter 10: Finite Phased Array Modeling.

10.1 Frequency Domain Modeling.

10.1.1 The FETI DPEM1 Formulation.

10.1.2 The FETI DPEM2 Formulation.

10.1.3 Nonconforming Domain Decomposition.

10.1.4 Application Examples.

10.2 Time Domain Modeling.

10.2.1 The Dual Field Domain Decomposition Method.

10.2.2 Domain Decomposition for Iterative Solutions.

10.2.3 Application Examples.

10.3 Summary.

References.

Chapter 11: Antenna Platform Interaction Modeling.

11.1 Coupled Analysis.

11.1.1 FETI DPEM with Domain Decomposition.

11.1.2 Hybrid FETD FDTD with Domain Decomposition.

11.1.3 Hybrid FE BI Method with FMM Acceleration.

11.2 Decoupled Analysis.

11.2.1 Near Field Calculation.

11.2.2 Far Field Evaluation by Numerical Methods.

11.2.3 Far Field Evaluation by Asymptotic Techniques.

11.2.4 Direct and Iterative Improvements.

11.3 Summary.

References.

Chapter 12: Numerical and Practical Considerations.

12.1 Choice of Simulation Technologies.

12.2 Frequency vs. Time Domain Simulation Tools.

12.3 Fast Frequency Sweep.

12.4 Numerical Convergence.

12.5 Domain Decomposition and Parallel Computing.

12.6 Verification and Validation of Predictions.

12.7 Summary.

References.

Index.
Extra informatie: 
Hardback
472 pagina's
Januari 2009
771 gram
254 x 165 x 25 mm
Wiley-Blackwell us

Levertijd: 5 tot 11 werkdagen