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Charasteristic modes : theory and applications in antenna engineering / / Yikai Chen, Chao-Fu Wang
Charasteristic modes : theory and applications in antenna engineering / / Yikai Chen, Chao-Fu Wang
Autore Chen Yikai <1984->
Pubbl/distr/stampa Hoboken, New Jersey : , : John Wiley & Sons, Inc., , [2015]
Descrizione fisica 1 online resource (294 p.)
Disciplina 621.3848
Soggetto topico Radar - Automatic detection
Antennas (Electronics) - Automatic control
ISBN 1-119-03889-8
1-119-03890-1
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- List of Figures ix -- List of Tables xvii -- Preface xix -- 1 Introduction 1 -- 1.1 Backgrounds 1 -- 1.2 An Introduction to Characteristic Mode Theory 3 -- 1.2.1 Traditional Modal Analysis in Antenna Engineering 3 -- 1.2.2 Definition of Characteristic Modes 6 -- 1.2.3 Primary Properties of Characteristic Modes 7 -- 1.2.4 Variants of Characteristic Modes 7 -- 1.3 Characteristic Modes in Antenna Engineering 10 -- 1.3.1 Pioneering CM Studies (1965 / 1990) 12 -- 1.3.2 Recent CM Developments (1991 / 2014) 13 -- 1.4 Characteristic Modes in Scattering Computation 19 -- 1.5 Outline of this Book 20 -- References 22 -- 2 Characteristic Mode Theory for PEC Bodies 37 -- 2.1 Backgrounds 37 -- 2.2 Surface Integral Equations 39 -- 2.2.1 Maxwell's Equations 39 -- 2.2.2 Electromagnetic Boundary Condition 39 -- 2.2.3 Magnetic Vector Potential and Electric Scalar Potential 40 -- 2.2.4 Electric Field Integral Equation 41 -- 2.2.5 Magnetic Field Integral Equation 43 -- 2.3 Method of Moments 43 -- 2.4 EFIE Based CM Formulation 47 -- 2.4.1 Conventional Derivation 47 -- 2.4.2 Poynting's Theorem Based Derivation 48 -- 2.4.3 Othogonality of Characteristic Modes 49 -- 2.4.4 Physical Interpretation of Eigenvalues 51 -- 2.4.5 Physical Interpretation of Modal Significances 52 -- 2.4.6 Physical Interpretation of Characteristic Angles 54 -- 2.5 MFIE Based CM Formulation 55 -- 2.5.1 MFIE Based CM Formulation 55 -- 2.5.2 Approximate MFIE-Based CM Formulation 57 -- 2.6 CFIE-Based CM Formulation 59 -- 2.7 Applicability of the CM Formulations 60 -- 2.7.1 Closed and Open Objects 60 -- 2.7.2 Electrically Small and Large Problems 60 -- 2.8 Computation of Characteristic Modes 61 -- 2.8.1 Solution of Generalized Eigenvalue Equation 61 -- 2.8.2 Characteristic Mode Tracking 65 -- 2.9 N umerical Examples 70 -- 2.9.1 PEC Sphere 70 -- 2.9.2 Rectangular PEC Patch 81 -- 2.9.3 N umerical Aspects of Mesh Density 82 -- 2.10 A First Glance on CM Excitations 88 -- 2.11 Summary 95 -- References 95 -- 3 Characteristic Mode Theory for Antennas in Multilayered Medium 99.
3.1 Backgrounds 99 -- 3.2 CM Formulation for PEC Structures in Multilayered Medium 103 -- 3.3 Relationship Between Cavity Model and Characteristic Modes 105 -- 3.4 Physical Investigations on Microstrip Patch Antennas 111 -- 3.4.1 Equilateral Triangular Patch Antenna 112 -- 3.4.2 Concentric Circular Microstrip Antenna 115 -- 3.4.3 Corner-Truncated Circularly Polarized Antenna 117 -- 3.4.4 Dual Band Stacked Microstrip Patch Antenna 120 -- 3.5 Applications to Circularly Polarized Microstrip Antenna Design 125 -- 3.5.1 U-Slot Microstrip Antenna 126 -- 3.5.2 E-Shaped Microstrip Antenna with Low Cross Polarization 131 -- 3.5.3 Summary 138 -- 3.6 Conclusions 139 -- References 139 -- 4 Characteristic Mode Theory for Dielectric Resonators 143 -- 4.1 Backgrounds 143 -- 4.1.1 A Brief Introduction to DRA 144 -- 4.1.2 Importance of Modal Analysis and its Challenges 146 -- 4.1.3 Early Attempts to DRA Modal Analysis Using Characteristic Mode Theory 147 -- 4.1.4 Contributions of this Chapter 148 -- 4.2 CM Formulations for Dielectric Bodies 149 -- 4.2.1 PMCHWT Surface Integral Equations 149 -- 4.2.2 MoM Matrix Equation 152 -- 4.2.3 Generalized Eigenvalue Equation for Characteristic Electric Current 152 -- 4.2.4 Important CM Quantities 154 -- 4.2.5 Generalized Eigenvalue Equation for Characteristic Magnetic Current 155 -- 4.3 Analysis and Design of DRAs Using CM Theory 156 -- 4.3.1 Cylindrical Dielectric Resonator Antennas 157 -- 4.3.2 Spherical Dielectric Resonator Antennas 164 -- 4.3.3 Rectangular Dielectric Resonator Antennas 170 -- 4.3.4 Triangular Dielectric Resonator Antennas 175 -- 4.3.5 N otched Rectangular Dielectric Resonator Antenna 178 -- 4.4 Computational Efficiency 181 -- 4.5 Conclusions 181 -- References 182 -- 5 Characteristic Mode Theory for N-Port Networks 187 -- 5.1 Backgrounds 187 -- 5.2 Characteristic Mode Formulations For N-Port Networks 188 -- 5.3 Reactively Controlled Antenna Array Designs Using Characteristic Modes 192 -- 5.3.1 Problem Formulation 192 -- 5.3.2 Design and Optimization Procedure 194.
5.3.3 Design Examples 199 -- 5.3.4 Efficiency of CM-Based Approach 202 -- 5.4 Yagi-Uda Antenna Designs Using Characteristic Modes 203 -- 5.4.1 CM-Based Design Method 204 -- 5.4.2 Design Examples 208 -- 5.4.3 Efficiency Investigation 212 -- 5.5 Wideband Array Excitation Design Using Characteristic Modes 214 -- 5.5.1 Tightly Coupled Wideband Arrays 214 -- 5.5.2 Computation of Quasi-Excitations from Characteristic Modes 215 -- 5.6 Conclusions 217 -- References 217 -- 6 Platform-Integrated Antenna System Design Using Characteristic Modes 221 -- 6.1 Backgrounds 221 -- 6.2 Electrically Small UAV Antenna System Design Using Characteristic Modes 223 -- 6.2.1 Reconfigurable Radiation Pattern Synthesis Using Characteristic Modes 223 -- 6.2.2 Feeding Designs for the Excitation of the Synthesized Currents 235 -- 6.2.3 Experimental Validations 238 -- 6.2.4 Summary 241 -- 6.3 HF Band Shipboard Antenna System Design Using Characteristic Modes 245 -- 6.3.1 CM-Based Broadside Radiation Pattern Synthesis 246 -- 6.3.2 Feeding Structure Design 254 -- 6.3.3 Experimental Validations 258 -- 6.3.4 Practical Implementation 260 -- 6.3.5 Summary 262 -- 6.4 Conclusions 263 -- References 263 -- Index 267.
Record Nr. UNINA-9910140639903321
Chen Yikai <1984->  
Hoboken, New Jersey : , : John Wiley & Sons, Inc., , [2015]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Charasteristic modes : theory and applications in antenna engineering / / Yikai Chen, Chao-Fu Wang
Charasteristic modes : theory and applications in antenna engineering / / Yikai Chen, Chao-Fu Wang
Autore Chen Yikai <1984->
Pubbl/distr/stampa Hoboken, New Jersey : , : John Wiley & Sons, Inc., , [2015]
Descrizione fisica 1 online resource (294 p.)
Disciplina 621.3848
Soggetto topico Radar - Automatic detection
Antennas (Electronics) - Automatic control
ISBN 1-119-03889-8
1-119-03890-1
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- List of Figures ix -- List of Tables xvii -- Preface xix -- 1 Introduction 1 -- 1.1 Backgrounds 1 -- 1.2 An Introduction to Characteristic Mode Theory 3 -- 1.2.1 Traditional Modal Analysis in Antenna Engineering 3 -- 1.2.2 Definition of Characteristic Modes 6 -- 1.2.3 Primary Properties of Characteristic Modes 7 -- 1.2.4 Variants of Characteristic Modes 7 -- 1.3 Characteristic Modes in Antenna Engineering 10 -- 1.3.1 Pioneering CM Studies (1965 / 1990) 12 -- 1.3.2 Recent CM Developments (1991 / 2014) 13 -- 1.4 Characteristic Modes in Scattering Computation 19 -- 1.5 Outline of this Book 20 -- References 22 -- 2 Characteristic Mode Theory for PEC Bodies 37 -- 2.1 Backgrounds 37 -- 2.2 Surface Integral Equations 39 -- 2.2.1 Maxwell's Equations 39 -- 2.2.2 Electromagnetic Boundary Condition 39 -- 2.2.3 Magnetic Vector Potential and Electric Scalar Potential 40 -- 2.2.4 Electric Field Integral Equation 41 -- 2.2.5 Magnetic Field Integral Equation 43 -- 2.3 Method of Moments 43 -- 2.4 EFIE Based CM Formulation 47 -- 2.4.1 Conventional Derivation 47 -- 2.4.2 Poynting's Theorem Based Derivation 48 -- 2.4.3 Othogonality of Characteristic Modes 49 -- 2.4.4 Physical Interpretation of Eigenvalues 51 -- 2.4.5 Physical Interpretation of Modal Significances 52 -- 2.4.6 Physical Interpretation of Characteristic Angles 54 -- 2.5 MFIE Based CM Formulation 55 -- 2.5.1 MFIE Based CM Formulation 55 -- 2.5.2 Approximate MFIE-Based CM Formulation 57 -- 2.6 CFIE-Based CM Formulation 59 -- 2.7 Applicability of the CM Formulations 60 -- 2.7.1 Closed and Open Objects 60 -- 2.7.2 Electrically Small and Large Problems 60 -- 2.8 Computation of Characteristic Modes 61 -- 2.8.1 Solution of Generalized Eigenvalue Equation 61 -- 2.8.2 Characteristic Mode Tracking 65 -- 2.9 N umerical Examples 70 -- 2.9.1 PEC Sphere 70 -- 2.9.2 Rectangular PEC Patch 81 -- 2.9.3 N umerical Aspects of Mesh Density 82 -- 2.10 A First Glance on CM Excitations 88 -- 2.11 Summary 95 -- References 95 -- 3 Characteristic Mode Theory for Antennas in Multilayered Medium 99.
3.1 Backgrounds 99 -- 3.2 CM Formulation for PEC Structures in Multilayered Medium 103 -- 3.3 Relationship Between Cavity Model and Characteristic Modes 105 -- 3.4 Physical Investigations on Microstrip Patch Antennas 111 -- 3.4.1 Equilateral Triangular Patch Antenna 112 -- 3.4.2 Concentric Circular Microstrip Antenna 115 -- 3.4.3 Corner-Truncated Circularly Polarized Antenna 117 -- 3.4.4 Dual Band Stacked Microstrip Patch Antenna 120 -- 3.5 Applications to Circularly Polarized Microstrip Antenna Design 125 -- 3.5.1 U-Slot Microstrip Antenna 126 -- 3.5.2 E-Shaped Microstrip Antenna with Low Cross Polarization 131 -- 3.5.3 Summary 138 -- 3.6 Conclusions 139 -- References 139 -- 4 Characteristic Mode Theory for Dielectric Resonators 143 -- 4.1 Backgrounds 143 -- 4.1.1 A Brief Introduction to DRA 144 -- 4.1.2 Importance of Modal Analysis and its Challenges 146 -- 4.1.3 Early Attempts to DRA Modal Analysis Using Characteristic Mode Theory 147 -- 4.1.4 Contributions of this Chapter 148 -- 4.2 CM Formulations for Dielectric Bodies 149 -- 4.2.1 PMCHWT Surface Integral Equations 149 -- 4.2.2 MoM Matrix Equation 152 -- 4.2.3 Generalized Eigenvalue Equation for Characteristic Electric Current 152 -- 4.2.4 Important CM Quantities 154 -- 4.2.5 Generalized Eigenvalue Equation for Characteristic Magnetic Current 155 -- 4.3 Analysis and Design of DRAs Using CM Theory 156 -- 4.3.1 Cylindrical Dielectric Resonator Antennas 157 -- 4.3.2 Spherical Dielectric Resonator Antennas 164 -- 4.3.3 Rectangular Dielectric Resonator Antennas 170 -- 4.3.4 Triangular Dielectric Resonator Antennas 175 -- 4.3.5 N otched Rectangular Dielectric Resonator Antenna 178 -- 4.4 Computational Efficiency 181 -- 4.5 Conclusions 181 -- References 182 -- 5 Characteristic Mode Theory for N-Port Networks 187 -- 5.1 Backgrounds 187 -- 5.2 Characteristic Mode Formulations For N-Port Networks 188 -- 5.3 Reactively Controlled Antenna Array Designs Using Characteristic Modes 192 -- 5.3.1 Problem Formulation 192 -- 5.3.2 Design and Optimization Procedure 194.
5.3.3 Design Examples 199 -- 5.3.4 Efficiency of CM-Based Approach 202 -- 5.4 Yagi-Uda Antenna Designs Using Characteristic Modes 203 -- 5.4.1 CM-Based Design Method 204 -- 5.4.2 Design Examples 208 -- 5.4.3 Efficiency Investigation 212 -- 5.5 Wideband Array Excitation Design Using Characteristic Modes 214 -- 5.5.1 Tightly Coupled Wideband Arrays 214 -- 5.5.2 Computation of Quasi-Excitations from Characteristic Modes 215 -- 5.6 Conclusions 217 -- References 217 -- 6 Platform-Integrated Antenna System Design Using Characteristic Modes 221 -- 6.1 Backgrounds 221 -- 6.2 Electrically Small UAV Antenna System Design Using Characteristic Modes 223 -- 6.2.1 Reconfigurable Radiation Pattern Synthesis Using Characteristic Modes 223 -- 6.2.2 Feeding Designs for the Excitation of the Synthesized Currents 235 -- 6.2.3 Experimental Validations 238 -- 6.2.4 Summary 241 -- 6.3 HF Band Shipboard Antenna System Design Using Characteristic Modes 245 -- 6.3.1 CM-Based Broadside Radiation Pattern Synthesis 246 -- 6.3.2 Feeding Structure Design 254 -- 6.3.3 Experimental Validations 258 -- 6.3.4 Practical Implementation 260 -- 6.3.5 Summary 262 -- 6.4 Conclusions 263 -- References 263 -- Index 267.
Record Nr. UNINA-9910830513103321
Chen Yikai <1984->  
Hoboken, New Jersey : , : John Wiley & Sons, Inc., , [2015]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui