Orthogonal Methods for Array Synthesis (PDF)

Preface. 1 Antennas and Antenna Arrays. 1.1 Introduction. 1.2 Antenna Array Factor. 1.3 Elements and Array Types. 1.4 Antenna Parameters and Indices. 1.5 Antenna Input Impedance. 1.6 Antenna Arrays Classification. 1.7 Array Factor Classification. References. 2 Arrays: Linear, Planar, 3D and Conformal. 2.1 Introduction. 2.2 Linear Arrays. 2.3 Uniform Linear Arrays. 2.4 Chebyshev Linear Arrays. 2.5 Linear Arrays from Sampling or Root Matching of Line Sources. 2.6 Planar Arrays. 2.7 3-D Arrays. 2.8 Conformal Arrays. References. 3 Pattern Synthesis for Arrays. 3.1 Introduction. 3.2 Uniform Linear Array Synthesis. 3.3 Chebyshev Array Synthesis. 3.4 Synthesis by Sampling or by Root Matching. 3.5 Synthesis by Fourier Transform. 3.6 The Woodward - Lawson (WL) Method. 3.7 Array Synthesis as an Optimization Problem. 3.8 Synthesis by Convolution of Linear, Planar and 3-D Arrays. References. 4 The Orthogonal Methods. 4.1 Introduction. 4.2 Synthesis of Non-uniformly Spaced Linear Arrays: The Matrix Inversion Method. 4.3 Synthesis of Non-uniformly Spaced Linear Arrays: The Orthogonal Method. 4.5 Quantized Excitation and Geometry Synthesis of a Linear Array: The Orthogonal Perturbation Method. 4.6 Synthesis of Non-uniformly Spaced Planar Arrays: The Orthogonal Method. 4.7 Synthesis of Non-uniformly Spaced 3-D Arrays: The Orthogonal Method. 4.8 Synthesis of Non-uniformly Spaced 3-D Arrays with Arbitrarily Oriented Dipoles: The Non-parallel Orthogonal Method. 4.9 Synthesis of Arrays of Wire Antennas: The MoM Orthogonal Method. 4.10 Synthesis of General Antenna Arrays: The Orthogonal Compensation Method. 4.11 Synthesis of Conformal Arrays: The Conformal Orthogonal Method. References. 5 The Orama Computer Tool (George S. Miaris and John N. Sahalos). 5.1 Introduction. 5.2 Description of the ORAMA Program. 5.3 Element Types. 5.4 Design Examples. 5.5 Conclusion. References. Index.

Professor John N. Sahalos is a professional engineer and consultant to industry and Head of the Radio Communications Laboratory, Department of Physics, University of Thessaloniki, Greece. He is a member of the New York Academy of Science and the Technical Chamber of Greece. In 2002, he was appointed to serve a five-year term on the Board of Directors of the Hellenic Telecommunications Organization S.A. His research interests are in the areas of applied electromagnetics, antennas, high frequency methods, communications, microwaves and biomedical engineering.

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