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Biblioteca

MARC Lista (tabellare)
Fundamentals of aperture antennas and arrays : from theory to design, fabrication and testing / / Trevor S. Bird
Fundamentals of aperture antennas and arrays : from theory to design, fabrication and testing / / Trevor S. Bird
Autore Bird Trevor S.
Pubbl/distr/stampa Chichester, West Sussex, United Kingdom : , : John Wiley & Sons Incorporated, , 2016
Descrizione fisica 1 online resource (449 pages) : illustrations
Disciplina 621.3841/35
Soggetto topico Aperture antennas
ISBN 1-118-92354-5
1-118-92355-3
1-119-12745-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910595490003321
Bird Trevor S.  
Chichester, West Sussex, United Kingdom : , : John Wiley & Sons Incorporated, , 2016
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Fundamentals of aperture antennas and arrays : from theory to design, fabrication and testing / / Trevor S. Bird
Fundamentals of aperture antennas and arrays : from theory to design, fabrication and testing / / Trevor S. Bird
Autore Bird Trevor S.
Pubbl/distr/stampa Chichester, West Sussex, United Kingdom : , : John Wiley & Sons Incorporated, , 2016
Descrizione fisica 1 online resource (449 pages) : illustrations
Disciplina 621.3841/35
Soggetto topico Aperture antennas
ISBN 1-118-92354-5
1-118-92355-3
1-119-12745-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910822480003321
Bird Trevor S.  
Chichester, West Sussex, United Kingdom : , : John Wiley & Sons Incorporated, , 2016
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Synthesized transmission lines : design, circuit implementation, and phased array applications / / Tzyh-Ghuang Ma, Chao-Wei Wang, Chi-Hui Lai, Ying-Cheng Tseng
Synthesized transmission lines : design, circuit implementation, and phased array applications / / Tzyh-Ghuang Ma, Chao-Wei Wang, Chi-Hui Lai, Ying-Cheng Tseng
Pubbl/distr/stampa Singapore ; ; Hoboken, NJ : , : John Wiley & Sons, , 2017
Descrizione fisica 1 online resource (217 pages)
Disciplina 621.3841/35
Soggetto topico Microwave transmission lines - Design and construction
Phased array antennas - Design and construction
ISBN 1-118-97573-1
1-118-97574-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- Preface xi -- 1 Introduction to Synthesized Transmission Lines 1 /C. W. Wang and T. G. Ma -- 1.1 Introduction 1 -- 1.2 Propagation Characteristics of a TEM Transmission Line 2 -- 1.2.1 Wave Equations 2 -- 1.2.2 Keys to Miniaturization 5 -- 1.3 Analysis of Synthesized Transmission Lines 7 -- 1.3.1 Bloch Theorem and Characterization of a Periodic Synthesized Transmission Line 7 -- 1.3.2 Characterization of a Non?-Periodic Synthesized Transmission Line 9 -- 1.3.3 Extraction of Line Parameters from S?-Parameters 10 -- 1.4 Lumped and Quasi?-Lumped Approaches 11 -- 1.4.1 Lumped Networks 11 -- 1.4.2 Shunt?-Stub Loaded Lines 14 -- 1.5 One?-Dimensional Periodic Structures 16 -- 1.5.1 Complementary?-Conducting?-Strip Lines 19 -- 1.6 Photonic Bandgap Structures 20 -- 1.7 Left?-Handed Structures 21 -- References 24 -- 2 Non?-Periodic Synthesized Transmission Lines for Circuit Miniaturization 26 /C. W. Wang and T. G. Ma -- 2.1 Introduction 26 -- 2.2 Non?-Periodic Synthesized Microstrip Lines and Their Applications 27 -- 2.2.1 Design Details and Propagation Characteristics 27 -- 2.2.2 90À and 180À Hybrid Couplers 30 -- 2.2.3 Application to Butler Matrix as Array Feeding Network 32 -- 2.3 Non?-Periodic Synthesized Coplanar Waveguides and Their Applications 34 -- 2.3.1 Synthesis and Design 34 -- 2.3.2 180À Hybrid Using Synthesized CPWs 37 -- 2.3.3 Dual?-Mode Ring Bandpass Filters 38 -- 2.4 Non?-Periodic Quasi?-Lumped Synthesized Coupled Lines 42 -- 2.4.1 Basics of Coupled Transmission Lines 42 -- 2.4.2 Miniaturization of Coupled Lines and the Directional Couplers 44 -- 2.4.3 Marchand Baluns Using Synthesized Coupled Lines 49 -- 2.4.4 Lumped Directional Coupler and the Phase Shifter 53 -- 2.5 Non?-Periodic Synthesized Lines Using Vertical Inductors 55 -- References 60 -- 3 Dual/Tri?-Operational Mode Synthesized Transmission Lines: Design and Analysis 62 /C. H. Lai and T. G. Ma -- 3.1 Introduction 62 -- 3.2 Equivalent Circuit Models and Analysis 63 -- 3.2.1 Ladder?-Type Approximation in the Passband 63.
3.2.2 Half?-Circuit Model at Resonance 64 -- 3.3 Dual?-Operational Mode Synthesized Transmission Lines 65 -- 3.3.1 Design Concept 65 -- 3.3.2 Dual?-Mode Synthesized Line Using a Series Resonator 66 -- 3.3.3 Dual?-Mode Synthesized Line Using Open-Circuited Stubs 70 -- 3.3.4 Dual?-Mode Synthesized Line Using Parallel Resonators 72 -- 3.4 Tri?-Operational Mode Synthesized Lines Using Series Resonators 74 -- 3.4.1 Design Concept 74 -- 3.4.2 Tri?-Mode Synthesized Line as Category?-1 Design 75 -- 3.4.3 Tri?-Mode Synthesized Line as Category?-2 Design 79 -- 3.4.4 Tri?-Mode Synthesized Line as Category?-3 Design 83 -- 3.5 Multi?-Operational Mode Synthesized Lines as Diplexer and Triplexer 87 -- 3.5.1 Diplexer 87 -- 3.5.2 Triplexer 89 -- References 94 -- 4 Applications to Heterogeneous Integrated Phased Arrays 95 /C. H. Lai and T. G. Ma -- 4.1 Introduction 95 -- 4.2 Dual?-Mode Retrodirective Array 96 -- 4.2.1 Design Goal 96 -- 4.2.2 System Architecture 97 -- 4.2.3 Circuit Realization 98 -- 4.2.4 Bistatic Radiation Patterns 102 -- 4.2.5 Alternative Architecture 103 -- 4.3 Dual?-Mode Integrated Beam?-Switching/Retrodirective Array 106 -- 4.3.1 Design Goal 106 -- 4.3.2 System Architecture 106 -- 4.3.3 Circuit Realization 109 -- 4.3.4 Radiation Characteristics 111 -- 4.3.5 Complementary Design 111 -- 4.4 Tri?-Mode Heterogeneous Integrated Phased Array 115 -- 4.4.1 Design Goal 115 -- 4.4.2 System Architecture 116 -- 4.4.3 Operation and System Implementation 117 -- 4.4.4 Circuit Responses and Radiation Patterns 119 -- 4.4.4.1 Beam?-Switching Mode 120 -- 4.4.4.2 Van Atta Mode 122 -- 4.4.4.3 PCA Mode 122 -- 4.5 Simplified Dual?-Mode Integrated Array Using Two Elements 122 -- References 124 -- 5 On?-Chip Realization of Synthesized Transmission Lines Using IPD Processes 126 /Y. C. Tseng and T. G. Ma -- 5.1 Introduction 126 -- 5.2 Integrated Passive Device (IPD) Process 127 -- 5.3 Tight Couplers Using Synthesized CPWs 128 -- 5.3.1 Quadrature Hybrid 128 -- 5.3.2 Wideband Rat?-Race Coupler 129.
5.3.3 Dual?-Band Rat?-Race Coupler 132 -- 5.3.4 Coupled?-Line Coupler 137 -- 5.3.5 Butler Matrix 139 -- 5.4 Bandpass/Bandstop Filters Using Synthesized CPWs 142 -- 5.4.1 Bandpass Filter Using Synthesized Stepped?-Impedance Resonators 143 -- 5.4.2 Transformer?-Coupled Bandpass Filter 146 -- 5.4.3 Bridged T?-Coils as Common?-Mode Filter 147 -- 5.5 Chip Designs Using Multi?-Mode Synthesized CPWs 151 -- 5.5.1 Diplexer 151 -- 5.5.2 Dual?-Mode Rat?-Race Coupler 154 -- 5.5.3 Triplexer 157 -- 5.5.4 On?-Chip Liquid Detector 161 -- References 166 -- 6 Periodic Synthesized Transmission Lines with Two?-Dimensional Routing 168 /T. G. Ma -- 6.1 Introduction 168 -- 6.2 Design of the Unit Cells 169 -- 6.2.1 Formulation 169 -- 6.2.2 Quarter?-Wavelength Lines 172 -- 6.3 Power Divider and Couplers 174 -- 6.4 Broadside Directional Coupler 178 -- 6.4.1 Design Principle 178 -- 6.4.2 Circuit Realization 180 -- 6.5 Common?-Mode Rejection Filter 184 -- 6.5.1 Design Principle 184 -- 6.5.2 Circuit Realization 187 -- 6.6 On?-Chip Implementation 189 -- 6.6.1 Unit Cells and Quarter?-Wavelength Lines 189 -- 6.6.2 Circuit Implementations and Compensation 192 -- References 194 -- Index 196.
Record Nr. UNINA-9910153205603321
Singapore ; ; Hoboken, NJ : , : John Wiley & Sons, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Synthesized transmission lines : design, circuit implementation, and phased array applications / / Tzyh-Ghuang Ma, Chao-Wei Wang, Chi-Hui Lai, Ying-Cheng Tseng
Synthesized transmission lines : design, circuit implementation, and phased array applications / / Tzyh-Ghuang Ma, Chao-Wei Wang, Chi-Hui Lai, Ying-Cheng Tseng
Pubbl/distr/stampa Singapore ; ; Hoboken, NJ : , : John Wiley & Sons, , 2017
Descrizione fisica 1 online resource (217 pages)
Disciplina 621.3841/35
Soggetto topico Microwave transmission lines - Design and construction
Phased array antennas - Design and construction
ISBN 1-118-97573-1
1-118-97574-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- Preface xi -- 1 Introduction to Synthesized Transmission Lines 1 /C. W. Wang and T. G. Ma -- 1.1 Introduction 1 -- 1.2 Propagation Characteristics of a TEM Transmission Line 2 -- 1.2.1 Wave Equations 2 -- 1.2.2 Keys to Miniaturization 5 -- 1.3 Analysis of Synthesized Transmission Lines 7 -- 1.3.1 Bloch Theorem and Characterization of a Periodic Synthesized Transmission Line 7 -- 1.3.2 Characterization of a Non?-Periodic Synthesized Transmission Line 9 -- 1.3.3 Extraction of Line Parameters from S?-Parameters 10 -- 1.4 Lumped and Quasi?-Lumped Approaches 11 -- 1.4.1 Lumped Networks 11 -- 1.4.2 Shunt?-Stub Loaded Lines 14 -- 1.5 One?-Dimensional Periodic Structures 16 -- 1.5.1 Complementary?-Conducting?-Strip Lines 19 -- 1.6 Photonic Bandgap Structures 20 -- 1.7 Left?-Handed Structures 21 -- References 24 -- 2 Non?-Periodic Synthesized Transmission Lines for Circuit Miniaturization 26 /C. W. Wang and T. G. Ma -- 2.1 Introduction 26 -- 2.2 Non?-Periodic Synthesized Microstrip Lines and Their Applications 27 -- 2.2.1 Design Details and Propagation Characteristics 27 -- 2.2.2 90À and 180À Hybrid Couplers 30 -- 2.2.3 Application to Butler Matrix as Array Feeding Network 32 -- 2.3 Non?-Periodic Synthesized Coplanar Waveguides and Their Applications 34 -- 2.3.1 Synthesis and Design 34 -- 2.3.2 180À Hybrid Using Synthesized CPWs 37 -- 2.3.3 Dual?-Mode Ring Bandpass Filters 38 -- 2.4 Non?-Periodic Quasi?-Lumped Synthesized Coupled Lines 42 -- 2.4.1 Basics of Coupled Transmission Lines 42 -- 2.4.2 Miniaturization of Coupled Lines and the Directional Couplers 44 -- 2.4.3 Marchand Baluns Using Synthesized Coupled Lines 49 -- 2.4.4 Lumped Directional Coupler and the Phase Shifter 53 -- 2.5 Non?-Periodic Synthesized Lines Using Vertical Inductors 55 -- References 60 -- 3 Dual/Tri?-Operational Mode Synthesized Transmission Lines: Design and Analysis 62 /C. H. Lai and T. G. Ma -- 3.1 Introduction 62 -- 3.2 Equivalent Circuit Models and Analysis 63 -- 3.2.1 Ladder?-Type Approximation in the Passband 63.
3.2.2 Half?-Circuit Model at Resonance 64 -- 3.3 Dual?-Operational Mode Synthesized Transmission Lines 65 -- 3.3.1 Design Concept 65 -- 3.3.2 Dual?-Mode Synthesized Line Using a Series Resonator 66 -- 3.3.3 Dual?-Mode Synthesized Line Using Open-Circuited Stubs 70 -- 3.3.4 Dual?-Mode Synthesized Line Using Parallel Resonators 72 -- 3.4 Tri?-Operational Mode Synthesized Lines Using Series Resonators 74 -- 3.4.1 Design Concept 74 -- 3.4.2 Tri?-Mode Synthesized Line as Category?-1 Design 75 -- 3.4.3 Tri?-Mode Synthesized Line as Category?-2 Design 79 -- 3.4.4 Tri?-Mode Synthesized Line as Category?-3 Design 83 -- 3.5 Multi?-Operational Mode Synthesized Lines as Diplexer and Triplexer 87 -- 3.5.1 Diplexer 87 -- 3.5.2 Triplexer 89 -- References 94 -- 4 Applications to Heterogeneous Integrated Phased Arrays 95 /C. H. Lai and T. G. Ma -- 4.1 Introduction 95 -- 4.2 Dual?-Mode Retrodirective Array 96 -- 4.2.1 Design Goal 96 -- 4.2.2 System Architecture 97 -- 4.2.3 Circuit Realization 98 -- 4.2.4 Bistatic Radiation Patterns 102 -- 4.2.5 Alternative Architecture 103 -- 4.3 Dual?-Mode Integrated Beam?-Switching/Retrodirective Array 106 -- 4.3.1 Design Goal 106 -- 4.3.2 System Architecture 106 -- 4.3.3 Circuit Realization 109 -- 4.3.4 Radiation Characteristics 111 -- 4.3.5 Complementary Design 111 -- 4.4 Tri?-Mode Heterogeneous Integrated Phased Array 115 -- 4.4.1 Design Goal 115 -- 4.4.2 System Architecture 116 -- 4.4.3 Operation and System Implementation 117 -- 4.4.4 Circuit Responses and Radiation Patterns 119 -- 4.4.4.1 Beam?-Switching Mode 120 -- 4.4.4.2 Van Atta Mode 122 -- 4.4.4.3 PCA Mode 122 -- 4.5 Simplified Dual?-Mode Integrated Array Using Two Elements 122 -- References 124 -- 5 On?-Chip Realization of Synthesized Transmission Lines Using IPD Processes 126 /Y. C. Tseng and T. G. Ma -- 5.1 Introduction 126 -- 5.2 Integrated Passive Device (IPD) Process 127 -- 5.3 Tight Couplers Using Synthesized CPWs 128 -- 5.3.1 Quadrature Hybrid 128 -- 5.3.2 Wideband Rat?-Race Coupler 129.
5.3.3 Dual?-Band Rat?-Race Coupler 132 -- 5.3.4 Coupled?-Line Coupler 137 -- 5.3.5 Butler Matrix 139 -- 5.4 Bandpass/Bandstop Filters Using Synthesized CPWs 142 -- 5.4.1 Bandpass Filter Using Synthesized Stepped?-Impedance Resonators 143 -- 5.4.2 Transformer?-Coupled Bandpass Filter 146 -- 5.4.3 Bridged T?-Coils as Common?-Mode Filter 147 -- 5.5 Chip Designs Using Multi?-Mode Synthesized CPWs 151 -- 5.5.1 Diplexer 151 -- 5.5.2 Dual?-Mode Rat?-Race Coupler 154 -- 5.5.3 Triplexer 157 -- 5.5.4 On?-Chip Liquid Detector 161 -- References 166 -- 6 Periodic Synthesized Transmission Lines with Two?-Dimensional Routing 168 /T. G. Ma -- 6.1 Introduction 168 -- 6.2 Design of the Unit Cells 169 -- 6.2.1 Formulation 169 -- 6.2.2 Quarter?-Wavelength Lines 172 -- 6.3 Power Divider and Couplers 174 -- 6.4 Broadside Directional Coupler 178 -- 6.4.1 Design Principle 178 -- 6.4.2 Circuit Realization 180 -- 6.5 Common?-Mode Rejection Filter 184 -- 6.5.1 Design Principle 184 -- 6.5.2 Circuit Realization 187 -- 6.6 On?-Chip Implementation 189 -- 6.6.1 Unit Cells and Quarter?-Wavelength Lines 189 -- 6.6.2 Circuit Implementations and Compensation 192 -- References 194 -- Index 196.
Record Nr. UNINA-9910826963703321
Singapore ; ; Hoboken, NJ : , : John Wiley & Sons, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Timed arrays : wideband and time varying antenna arrays / / Randy L. Haupt
Timed arrays : wideband and time varying antenna arrays / / Randy L. Haupt
Autore Haupt Randy L.
Pubbl/distr/stampa Hoboken, New Jersey : , : John Wiley & Sons Inc., , [2015]
Descrizione fisica 1 online resource (221 p.)
Disciplina 621.3841/35
Soggetto topico Antenna arrays
Adaptive antennas
Time-domain analysis
ISBN 1-119-07191-7
1-119-07182-8
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto List of Figures x -- Preface xix -- 1 Timed and Phased Array Antennas 1 -- 1.1 Large Antennas 1 -- 1.2 Collection of Elements 3 -- 1.3 Overview of an Array Architecture 6 -- 1.4 Transient Versus Steady State 7 -- 1.5 Time Versus Phase 7 -- 1.6 Book Overview 8 -- References 9 -- 2 RF Signals 10 -- 2.1 The Carrier and Modulation 10 -- 2.2 Noise and Interference 12 -- 2.3 Polarization 15 -- 2.4 Signal Bandwidth 17 -- Reference 18 -- 3 Arrays of Point Sources 19 -- 3.1 Point Sources 19 -- 3.2 Far Field 20 -- 3.3 Array Sampling in the Time Domain 21 -- 3.4 Array Sampling in the Frequency Domain 22 -- 3.5 Grating Lobes: Spatial Aliasing 23 -- 3.6 Subarrays and Panels 26 -- 3.7 Electronic Beam Steering 29 -- 3.8 Amplitude Weighting 31 -- 3.8.1 Dolph-Chebyshev Taper 32 -- 3.8.2 Taylor Tapers 33 -- 3.8.3 Bayliss 34 -- 3.9 Thinned Arrays 36 -- References 39 -- 4 Elements in Timed Arrays 41 -- 4.1 Element Characteristics 41 -- 4.1.1 Polarization 42 -- 4.1.2 Impedance 43 -- 4.1.3 Phase center 44 -- 4.1.4 Conformal 44 -- 4.1.5 Size 44 -- 4.1.6 Directivity 45 -- 4.1.7 Bandwidth 45 -- 4.1.8 Balun 45 -- 4.2 Elements 46 -- 4.2.1 Dipole Array 46 -- 4.2.2 Patch Array 47 -- 4.2.3 Spiral Array 50 -- 4.2.4 Helical Array 52 -- 4.2.5 Tapered Slot Antenna (TSA) Array 53 -- 4.2.6 Tightly Coupled Arrays 55 -- 4.2.7 Fragmented Arrays 62 -- 4.3 Mutual Coupling 63 -- 4.4 Element Dispersion 66 -- 4.5 Scaled Arrays 68 -- 4.6 Interleaved Arrays 70 -- References 75 -- 5 Array Beamforming 78 -- 5.1 PCB Transmission Lines 78 -- 5.2 S-parameters 81 -- 5.3 Matching Circuits 82 -- 5.4 Corporate Feeds 82 -- 5.5 Distributed Versus Centralized Amplification 83 -- 5.6 Blass Matrix 84 -- 5.7 Butler Matrix 85 -- 5.8 Lenses 86 -- 5.9 Reflectarrays 89 -- 5.10 Digital Beamforming 91 -- References 93 -- 6 Active Electronically Scanned Array Technology 95 -- 6.1 Semiconductor Technology for T/R Modules 96 -- 6.2 T/R Module Layout 98 -- 6.3 Amplifiers 100 -- 6.4 Switches 109 -- 6.5 Phase Shifter 114 -- 6.6 Attenuators 120.
6.7 Limiter 121 -- 6.8 Circulator 121 -- 6.9 Correcting Errors through Calibration and Compensation 121 -- References 123 -- 7 Time Delay in a Corporate-Fed Array 126 -- 7.1 Pulse Dispersion 128 -- 7.2 Phased Array Bandwidth 130 -- 7.3 Time Delay Steering Calculations 133 -- 7.4 Time Delay Units 135 -- 7.5 Unit Cell Constraints 138 -- 7.6 Time Delay Bit Distribution at the Subarray Level 141 -- References 147 -- 8 Adaptive Arrays 149 -- 8.1 Signal Correlation Matrix 150 -- 8.2 Optimum Array Weights 152 -- 8.3 Adaptive Weights Without Inverting the Correlation Matrix 154 -- 8.4 Algorithms for Nondigital Beamformers 155 -- 8.4.1 Partial Adaptive Nulling 156 -- 8.4.2 Adaptive Nulling with Weight Constraints 158 -- 8.4.3 Adaptive Nulling with Cancellation Beams 159 -- 8.5 Reconfigurable Arrays 160 -- 8.6 Reconfigurable Elements 165 -- 8.7 Time-Modulated Arrays 167 -- 8.8 Adaptive Thinning 172 -- 8.9 Other Adaptive Array Alternatives 177 -- 8.9.1 Beam Switching 178 -- 8.9.2 Direction Finding 178 -- 8.9.3 Retrodirective Array 181 -- 8.9.4 MIMO 181 -- References 184 -- List of Symbols and Abbreviations 188 -- Index 194.
Record Nr. UNINA-9910140496103321
Haupt Randy L.  
Hoboken, New Jersey : , : John Wiley & Sons Inc., , [2015]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Timed arrays : wideband and time varying antenna arrays / / Randy L. Haupt
Timed arrays : wideband and time varying antenna arrays / / Randy L. Haupt
Autore Haupt Randy L.
Pubbl/distr/stampa Hoboken, New Jersey : , : John Wiley & Sons Inc., , [2015]
Descrizione fisica 1 online resource (221 p.)
Disciplina 621.3841/35
Soggetto topico Antenna arrays
Adaptive antennas
Time-domain analysis
ISBN 1-119-07191-7
1-119-07182-8
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto List of Figures x -- Preface xix -- 1 Timed and Phased Array Antennas 1 -- 1.1 Large Antennas 1 -- 1.2 Collection of Elements 3 -- 1.3 Overview of an Array Architecture 6 -- 1.4 Transient Versus Steady State 7 -- 1.5 Time Versus Phase 7 -- 1.6 Book Overview 8 -- References 9 -- 2 RF Signals 10 -- 2.1 The Carrier and Modulation 10 -- 2.2 Noise and Interference 12 -- 2.3 Polarization 15 -- 2.4 Signal Bandwidth 17 -- Reference 18 -- 3 Arrays of Point Sources 19 -- 3.1 Point Sources 19 -- 3.2 Far Field 20 -- 3.3 Array Sampling in the Time Domain 21 -- 3.4 Array Sampling in the Frequency Domain 22 -- 3.5 Grating Lobes: Spatial Aliasing 23 -- 3.6 Subarrays and Panels 26 -- 3.7 Electronic Beam Steering 29 -- 3.8 Amplitude Weighting 31 -- 3.8.1 Dolph-Chebyshev Taper 32 -- 3.8.2 Taylor Tapers 33 -- 3.8.3 Bayliss 34 -- 3.9 Thinned Arrays 36 -- References 39 -- 4 Elements in Timed Arrays 41 -- 4.1 Element Characteristics 41 -- 4.1.1 Polarization 42 -- 4.1.2 Impedance 43 -- 4.1.3 Phase center 44 -- 4.1.4 Conformal 44 -- 4.1.5 Size 44 -- 4.1.6 Directivity 45 -- 4.1.7 Bandwidth 45 -- 4.1.8 Balun 45 -- 4.2 Elements 46 -- 4.2.1 Dipole Array 46 -- 4.2.2 Patch Array 47 -- 4.2.3 Spiral Array 50 -- 4.2.4 Helical Array 52 -- 4.2.5 Tapered Slot Antenna (TSA) Array 53 -- 4.2.6 Tightly Coupled Arrays 55 -- 4.2.7 Fragmented Arrays 62 -- 4.3 Mutual Coupling 63 -- 4.4 Element Dispersion 66 -- 4.5 Scaled Arrays 68 -- 4.6 Interleaved Arrays 70 -- References 75 -- 5 Array Beamforming 78 -- 5.1 PCB Transmission Lines 78 -- 5.2 S-parameters 81 -- 5.3 Matching Circuits 82 -- 5.4 Corporate Feeds 82 -- 5.5 Distributed Versus Centralized Amplification 83 -- 5.6 Blass Matrix 84 -- 5.7 Butler Matrix 85 -- 5.8 Lenses 86 -- 5.9 Reflectarrays 89 -- 5.10 Digital Beamforming 91 -- References 93 -- 6 Active Electronically Scanned Array Technology 95 -- 6.1 Semiconductor Technology for T/R Modules 96 -- 6.2 T/R Module Layout 98 -- 6.3 Amplifiers 100 -- 6.4 Switches 109 -- 6.5 Phase Shifter 114 -- 6.6 Attenuators 120.
6.7 Limiter 121 -- 6.8 Circulator 121 -- 6.9 Correcting Errors through Calibration and Compensation 121 -- References 123 -- 7 Time Delay in a Corporate-Fed Array 126 -- 7.1 Pulse Dispersion 128 -- 7.2 Phased Array Bandwidth 130 -- 7.3 Time Delay Steering Calculations 133 -- 7.4 Time Delay Units 135 -- 7.5 Unit Cell Constraints 138 -- 7.6 Time Delay Bit Distribution at the Subarray Level 141 -- References 147 -- 8 Adaptive Arrays 149 -- 8.1 Signal Correlation Matrix 150 -- 8.2 Optimum Array Weights 152 -- 8.3 Adaptive Weights Without Inverting the Correlation Matrix 154 -- 8.4 Algorithms for Nondigital Beamformers 155 -- 8.4.1 Partial Adaptive Nulling 156 -- 8.4.2 Adaptive Nulling with Weight Constraints 158 -- 8.4.3 Adaptive Nulling with Cancellation Beams 159 -- 8.5 Reconfigurable Arrays 160 -- 8.6 Reconfigurable Elements 165 -- 8.7 Time-Modulated Arrays 167 -- 8.8 Adaptive Thinning 172 -- 8.9 Other Adaptive Array Alternatives 177 -- 8.9.1 Beam Switching 178 -- 8.9.2 Direction Finding 178 -- 8.9.3 Retrodirective Array 181 -- 8.9.4 MIMO 181 -- References 184 -- List of Symbols and Abbreviations 188 -- Index 194.
Record Nr. UNINA-9910826794603321
Haupt Randy L.  
Hoboken, New Jersey : , : John Wiley & Sons Inc., , [2015]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Ultrawideband Short-Pulse Radio Systems
Ultrawideband Short-Pulse Radio Systems
Autore Koshelev V. I. (Vladimir I.)
Pubbl/distr/stampa Boston, Massachusetts : , : Artech House, , 2017
Descrizione fisica 1 online resource (xi, 432 pages) : illustrations
Disciplina 621.3841/35
Collana Artech House antennas and electromagnetics analysis library
Soggetto topico Ultra-wideband antennas
Soggetto genere / forma Electronic books.
ISBN 1-5231-1768-0
1-63081-443-1
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: ch. 1 Introduction to Ultrawideband, Short-pulse Radio Systems -- 1.1. History of the Development of Ultrawideband Radio Systems -- 1.2. Ultrawideband radar -- 1.2.1. Detection of Radar Objects -- 1.2.2. Recognition of Radar Objects -- 1.3. Ultrawideband Communication Systems -- 1.3.1. Single-band Ultrawideband Communications -- 1.3.2. Multiband Ultrawideband Communications -- 1.3.3. Ultrawideband Direct Chaotic Communications -- 1.4. Susceptibility of Electronic Systems to Ultrawideband Electromagnetic Pulses -- 1.5. Ultrawideband Technology Applications -- Conclusion -- Problems -- References -- ch. 2 Ultrawideband Pulse Radiation -- Introduction -- 2.1. Elementary Sources of Ultrawideband Pulse Radiation -- 2.1.1. The Electric Hertzian Dipole -- 2.1.2. The Slot Radiator -- 2.1.3. The Magnetic Hertzian Dipole -- 2.2. Fields of Finite-size UWB Pulse Radiators -- 2.2.1. Radiation from Ring Sources -- 2.2.2. Radiation from Disk and Circular Aperture Sources -- 2.3. The Structure of the Field of an Ultrawideband Radiator -- 2.3.1. The Boundaries of the Field Regions of a Short Radiator -- 2.3.2. The Boundaries of the Field Regions of Aperture Radiators -- 2.4. Efficiency of the Generation of Electromagnetic Pulse Radiation -- 2.4.1. Radiation Patterns -- 2.4.2. The Energy, the Peak-power, and the Peak-field-strength Efficiency of a UWB Radiator -- Conclusion -- Problems -- References -- ch. 3 Propagation of Ultrawideband Pulses -- Introduction -- 3.1. Propagation of Ultrawideband Electromagnetic Pulses in Conducting Media -- 3.1.1. Propagation of Ultrawideband Pulses in Unbounded Media -- 3.1.2. Earth's Atmosphere -- 3.1.3. Distortions of High-power Pulses in the Earth's Lower Atmosphere -- 3.2. Layered Media -- 3.2.1. Propagation of an Ultrawideband Pulse through an Interface between Two Media -- 3.2.2. Propagation of Pulses Generated by a Point Source in a Multilayered Medium -- Conclusion -- Problem -- References -- ch. 4 Scattering of Ultrawideband Electromagnetic Pulses by Conducting and Dielectric Objects -- Introduction -- 4.1. Scattering of Pulsed Electromagnetic Waves by Conducting Objects -- 4.1.1. Statement of the Problem. Derivation of Calculation Formulas -- 4.1.2. Wave Scattering by a Perfectly Conducting Rectangular Plate -- 4.1.3. Wave Scattering by a Perfectly Conducting Ellipsoid or Sphere -- 4.1.4. Wave Scattering by a Perfectly Conducting Finite Circular Cone -- 4.1.5. Creeping Waves -- 4.2. Scattering of Pulsed Plane Electromagnetic Waves by Dielectric Objects -- 4.2.1. Wavelet Analysis of the Wave Scattering by a Dielectric Sphere -- 4.2.2. Numerical Results and Discussion -- Conclusion -- Problems -- References -- ch. 5 Impulse Responses of Objects and Propagation Channels -- Introduction -- 5.1. The Impulse Response: Models of Signals and Their Spectral Characteristics -- 5.1.1. Forms and Properties of the Impulse Response -- 5.1.2. The Envelope, Instantaneous Phase, and Instantaneous Frequency of a Signal: The Analytic Signal -- 5.1.3. Kramers -- Kronig-Type Relations -- 5.1.4.A Pole Model of Exponentially Decaying Signals -- 5.1.5. The Singular Value Decomposition Method in Problems of Impulse Response Estimation and Reconstruction -- 5.2. Use of Regularization and a Kramers-Kronig-Type Relation for Estimating Transfer Functions and Impulse Responses -- 5.2.1. General Relations -- 5.2.2. Reconstruction of Transfer Functions and Impulse Responses using Regularization and Kramers-Kronig-Type Relations -- 5.2.3.Comparison of the Impulse Responses Estimated Using Two Phase Spectrum Models -- 5.3.A Pole Model of the Signal in the Problem of Estimating the Impulse Response of a Propagation Channel -- 5.3.1. Signal Representation and Impulse Response Estimation using Pole Functions -- 5.3.2. Estimation of the Impulse Response of a Coaxial Cable Transmission Line -- 5.3.3. Stability of the Reconstruction of Impulse Responses to the Probe Pulse Waveform and Measurement Noise -- 5.4.A Pole Model of a Signal in Estimating the Impulse Responses of a Conducting Sphere and Cylinder -- 5.5. Reconstruction of Ultrawideband Pulses Passed Through Channels with Linear Distortions -- 5.5.1. Solution of the Pulse Reconstruction Problem -- 5.5.2. Numerical Simulation -- 5.5.3. Experimental Verification of the UWB Pulse Reconstruction Method -- Conclusion -- Problems -- References -- ch. 6 Receiving Antennas -- Introduction -- 6.1. The Transfer Function of a Receiving Antenna -- 6.1.1. Determination of the Transfer Function of a Receiving Antenna -- 6.1.2. The Current Distribution in the Receiving Wire of an Antenna -- 6.1.3. Electromagnetic Parameters of a Linear Receiving Antenna -- 6.1.4. The Transfer Function of a Straight Receiving Wire -- 6.1.5. The Transfer Function of a Curvilinear Receiving Wire -- 6.2. Distortion of Ultrawideband Electromagnetic Pulses by a Receiving Antenna -- 6.2.1. Receiving of Ultrawideband Electromagnetic Pulses by a Dipole -- 6.2.2. Receiving of Ultrawideband Electromagnetic Pulses by a Loop Antenna -- 6.2.3. Proportion Between the Received Signal Power and the Dissipated Power -- 6.3. Methods for Reducing Distortion of a Received Signal -- 6.3.1. Long Dipoles with Noncollinear Arms -- 6.3.2. Unmatched Short Dipoles -- 6.3.3. Active Antennas -- 6.4. Vector Antennas for Recording the Space-Time Structure of Ultrawideband Electromagnetic Pulses -- 6.4.1. Design Concepts of Vector Receiving Antennas -- 6.4.2. Investigation of the Polarization Structure of a Pulsed Electromagnetic Field -- 6.4.3. Determination of the Direction of Arrival of Ultrawideband Electromagnetic Pulses -- Conclusion -- Problems -- References -- ch. 7 Transmitting Antennas -- Introduction -- 7.1. The Transfer Function of a Transmitting Antenna -- 7.1.1. The Transfer Function of a Radiation Source -- 7.1.2. The Current Distribution in a Linear Radiator -- 7.1.3. The Transfer Function of a Linear Radiator -- 7.2. Distortion of Ultrawideband Electromagnetic Pulses during Radiation -- 7.2.1. The Radiated Pulse Waveform for a Monopole and a Collinear Dipole -- 7.2.2. The Waveform of a Pulse Radiated by a V-shaped Radiator -- 7.2.3. The Waveform of a Pulse Radiated by a Ring Radiator -- 7.3. Methods for Broadening the Pass Band of a Transmitting Antenna -- 7.3.1. The Energy Relationships Determining the Match Band of a Radiator -- 7.3.2. The Quality Factor of a Linear Radiator -- 7.3.3. The Pass Band of a Combined Radiator -- 7.4. Flat Combined Antennas -- 7.4.1. Unbalanced Combined Antennas -- 7.4.2. Balanced Combined Antennas -- 7.5. Volumetric Combined Antennas -- 7.5.1. Radiation of Low-power Pulses -- 7.5.2. Antennas Intended for Radiation of High-power Pulses -- Conclusion -- Problems -- References -- ch. 8 Antenna Arrays -- Introduction -- 8.1. Directional Properties of Antenna Arrays -- 8.1.1. Numerical Calculations -- 8.1.2. Experimental Investigations -- 8.2. Energy Characteristics of Antenna Arrays -- 8.2.1. Distribution Systems -- 8.2.2. Structure of the Radiating System -- 8.3. Antenna Arrays Radiating Orthogonally Polarized Pulses -- 8.4. Characteristics of Wave-beam-scanning Linear Antenna Arrays -- 8.4.1. Nanosecond Pulse Excitation of the Arrays -- 8.4.2. Picosecond Pulse Excitation of Antenna Arrays -- 8.5. Active Receiving Antenna Arrays -- 8.5.1.A Dual-polarized Planar Array -- 8.5.2.A Switched Dual-Polarized Linear Antenna Array -- Conclusion -- Problems -- References -- ch.
9 High-Power Ultrawideband Radiation Sources -- Introduction -- 9.1. The Limiting Effective Radiation Potential of a UWB Source -- 9.2.A Bipolar High-Voltage Pulse Generator -- 9.2.1.A Monopolar Voltage Pulse Generator -- 9.2.2.A Bipolar Pulse Former with an Open Line -- 9.3. Single-Antenna Radiation Sources -- 9.4. Radiation Sources with Synchronously Excited Multielement Arrays -- 9.4.1. The Radiation Source with a Four-element Array -- 9.4.2. Radiation Sources with 16-element Arrays -- 9.4.3.A Radiation Source with a 64-element Array -- 9.5. Production of Orthogonally Polarized Radiation Pulses -- 9.6.A Four-Channel Source Radiating in a Controlled Direction -- 9.7.A Controlled-Spectrum Radiation Source -- Conclusion -- Problems -- References.
Record Nr. UNINA-9910466500403321
Koshelev V. I. (Vladimir I.)  
Boston, Massachusetts : , : Artech House, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Ultrawideband Short-Pulse Radio Systems
Ultrawideband Short-Pulse Radio Systems
Autore Koshelev V. I. (Vladimir I.)
Pubbl/distr/stampa Boston, Massachusetts : , : Artech House, , 2017
Descrizione fisica 1 online resource (xi, 432 pages) : illustrations
Disciplina 621.3841/35
Collana Artech House antennas and electromagnetics analysis library
Soggetto topico Ultra-wideband antennas
ISBN 1-5231-1768-0
1-63081-443-1
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: ch. 1 Introduction to Ultrawideband, Short-pulse Radio Systems -- 1.1. History of the Development of Ultrawideband Radio Systems -- 1.2. Ultrawideband radar -- 1.2.1. Detection of Radar Objects -- 1.2.2. Recognition of Radar Objects -- 1.3. Ultrawideband Communication Systems -- 1.3.1. Single-band Ultrawideband Communications -- 1.3.2. Multiband Ultrawideband Communications -- 1.3.3. Ultrawideband Direct Chaotic Communications -- 1.4. Susceptibility of Electronic Systems to Ultrawideband Electromagnetic Pulses -- 1.5. Ultrawideband Technology Applications -- Conclusion -- Problems -- References -- ch. 2 Ultrawideband Pulse Radiation -- Introduction -- 2.1. Elementary Sources of Ultrawideband Pulse Radiation -- 2.1.1. The Electric Hertzian Dipole -- 2.1.2. The Slot Radiator -- 2.1.3. The Magnetic Hertzian Dipole -- 2.2. Fields of Finite-size UWB Pulse Radiators -- 2.2.1. Radiation from Ring Sources -- 2.2.2. Radiation from Disk and Circular Aperture Sources -- 2.3. The Structure of the Field of an Ultrawideband Radiator -- 2.3.1. The Boundaries of the Field Regions of a Short Radiator -- 2.3.2. The Boundaries of the Field Regions of Aperture Radiators -- 2.4. Efficiency of the Generation of Electromagnetic Pulse Radiation -- 2.4.1. Radiation Patterns -- 2.4.2. The Energy, the Peak-power, and the Peak-field-strength Efficiency of a UWB Radiator -- Conclusion -- Problems -- References -- ch. 3 Propagation of Ultrawideband Pulses -- Introduction -- 3.1. Propagation of Ultrawideband Electromagnetic Pulses in Conducting Media -- 3.1.1. Propagation of Ultrawideband Pulses in Unbounded Media -- 3.1.2. Earth's Atmosphere -- 3.1.3. Distortions of High-power Pulses in the Earth's Lower Atmosphere -- 3.2. Layered Media -- 3.2.1. Propagation of an Ultrawideband Pulse through an Interface between Two Media -- 3.2.2. Propagation of Pulses Generated by a Point Source in a Multilayered Medium -- Conclusion -- Problem -- References -- ch. 4 Scattering of Ultrawideband Electromagnetic Pulses by Conducting and Dielectric Objects -- Introduction -- 4.1. Scattering of Pulsed Electromagnetic Waves by Conducting Objects -- 4.1.1. Statement of the Problem. Derivation of Calculation Formulas -- 4.1.2. Wave Scattering by a Perfectly Conducting Rectangular Plate -- 4.1.3. Wave Scattering by a Perfectly Conducting Ellipsoid or Sphere -- 4.1.4. Wave Scattering by a Perfectly Conducting Finite Circular Cone -- 4.1.5. Creeping Waves -- 4.2. Scattering of Pulsed Plane Electromagnetic Waves by Dielectric Objects -- 4.2.1. Wavelet Analysis of the Wave Scattering by a Dielectric Sphere -- 4.2.2. Numerical Results and Discussion -- Conclusion -- Problems -- References -- ch. 5 Impulse Responses of Objects and Propagation Channels -- Introduction -- 5.1. The Impulse Response: Models of Signals and Their Spectral Characteristics -- 5.1.1. Forms and Properties of the Impulse Response -- 5.1.2. The Envelope, Instantaneous Phase, and Instantaneous Frequency of a Signal: The Analytic Signal -- 5.1.3. Kramers -- Kronig-Type Relations -- 5.1.4.A Pole Model of Exponentially Decaying Signals -- 5.1.5. The Singular Value Decomposition Method in Problems of Impulse Response Estimation and Reconstruction -- 5.2. Use of Regularization and a Kramers-Kronig-Type Relation for Estimating Transfer Functions and Impulse Responses -- 5.2.1. General Relations -- 5.2.2. Reconstruction of Transfer Functions and Impulse Responses using Regularization and Kramers-Kronig-Type Relations -- 5.2.3.Comparison of the Impulse Responses Estimated Using Two Phase Spectrum Models -- 5.3.A Pole Model of the Signal in the Problem of Estimating the Impulse Response of a Propagation Channel -- 5.3.1. Signal Representation and Impulse Response Estimation using Pole Functions -- 5.3.2. Estimation of the Impulse Response of a Coaxial Cable Transmission Line -- 5.3.3. Stability of the Reconstruction of Impulse Responses to the Probe Pulse Waveform and Measurement Noise -- 5.4.A Pole Model of a Signal in Estimating the Impulse Responses of a Conducting Sphere and Cylinder -- 5.5. Reconstruction of Ultrawideband Pulses Passed Through Channels with Linear Distortions -- 5.5.1. Solution of the Pulse Reconstruction Problem -- 5.5.2. Numerical Simulation -- 5.5.3. Experimental Verification of the UWB Pulse Reconstruction Method -- Conclusion -- Problems -- References -- ch. 6 Receiving Antennas -- Introduction -- 6.1. The Transfer Function of a Receiving Antenna -- 6.1.1. Determination of the Transfer Function of a Receiving Antenna -- 6.1.2. The Current Distribution in the Receiving Wire of an Antenna -- 6.1.3. Electromagnetic Parameters of a Linear Receiving Antenna -- 6.1.4. The Transfer Function of a Straight Receiving Wire -- 6.1.5. The Transfer Function of a Curvilinear Receiving Wire -- 6.2. Distortion of Ultrawideband Electromagnetic Pulses by a Receiving Antenna -- 6.2.1. Receiving of Ultrawideband Electromagnetic Pulses by a Dipole -- 6.2.2. Receiving of Ultrawideband Electromagnetic Pulses by a Loop Antenna -- 6.2.3. Proportion Between the Received Signal Power and the Dissipated Power -- 6.3. Methods for Reducing Distortion of a Received Signal -- 6.3.1. Long Dipoles with Noncollinear Arms -- 6.3.2. Unmatched Short Dipoles -- 6.3.3. Active Antennas -- 6.4. Vector Antennas for Recording the Space-Time Structure of Ultrawideband Electromagnetic Pulses -- 6.4.1. Design Concepts of Vector Receiving Antennas -- 6.4.2. Investigation of the Polarization Structure of a Pulsed Electromagnetic Field -- 6.4.3. Determination of the Direction of Arrival of Ultrawideband Electromagnetic Pulses -- Conclusion -- Problems -- References -- ch. 7 Transmitting Antennas -- Introduction -- 7.1. The Transfer Function of a Transmitting Antenna -- 7.1.1. The Transfer Function of a Radiation Source -- 7.1.2. The Current Distribution in a Linear Radiator -- 7.1.3. The Transfer Function of a Linear Radiator -- 7.2. Distortion of Ultrawideband Electromagnetic Pulses during Radiation -- 7.2.1. The Radiated Pulse Waveform for a Monopole and a Collinear Dipole -- 7.2.2. The Waveform of a Pulse Radiated by a V-shaped Radiator -- 7.2.3. The Waveform of a Pulse Radiated by a Ring Radiator -- 7.3. Methods for Broadening the Pass Band of a Transmitting Antenna -- 7.3.1. The Energy Relationships Determining the Match Band of a Radiator -- 7.3.2. The Quality Factor of a Linear Radiator -- 7.3.3. The Pass Band of a Combined Radiator -- 7.4. Flat Combined Antennas -- 7.4.1. Unbalanced Combined Antennas -- 7.4.2. Balanced Combined Antennas -- 7.5. Volumetric Combined Antennas -- 7.5.1. Radiation of Low-power Pulses -- 7.5.2. Antennas Intended for Radiation of High-power Pulses -- Conclusion -- Problems -- References -- ch. 8 Antenna Arrays -- Introduction -- 8.1. Directional Properties of Antenna Arrays -- 8.1.1. Numerical Calculations -- 8.1.2. Experimental Investigations -- 8.2. Energy Characteristics of Antenna Arrays -- 8.2.1. Distribution Systems -- 8.2.2. Structure of the Radiating System -- 8.3. Antenna Arrays Radiating Orthogonally Polarized Pulses -- 8.4. Characteristics of Wave-beam-scanning Linear Antenna Arrays -- 8.4.1. Nanosecond Pulse Excitation of the Arrays -- 8.4.2. Picosecond Pulse Excitation of Antenna Arrays -- 8.5. Active Receiving Antenna Arrays -- 8.5.1.A Dual-polarized Planar Array -- 8.5.2.A Switched Dual-Polarized Linear Antenna Array -- Conclusion -- Problems -- References -- ch.
9 High-Power Ultrawideband Radiation Sources -- Introduction -- 9.1. The Limiting Effective Radiation Potential of a UWB Source -- 9.2.A Bipolar High-Voltage Pulse Generator -- 9.2.1.A Monopolar Voltage Pulse Generator -- 9.2.2.A Bipolar Pulse Former with an Open Line -- 9.3. Single-Antenna Radiation Sources -- 9.4. Radiation Sources with Synchronously Excited Multielement Arrays -- 9.4.1. The Radiation Source with a Four-element Array -- 9.4.2. Radiation Sources with 16-element Arrays -- 9.4.3.A Radiation Source with a 64-element Array -- 9.5. Production of Orthogonally Polarized Radiation Pulses -- 9.6.A Four-Channel Source Radiating in a Controlled Direction -- 9.7.A Controlled-Spectrum Radiation Source -- Conclusion -- Problems -- References.
Record Nr. UNINA-9910796811803321
Koshelev V. I. (Vladimir I.)  
Boston, Massachusetts : , : Artech House, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Ultrawideband Short-Pulse Radio Systems
Ultrawideband Short-Pulse Radio Systems
Autore Koshelev V. I. (Vladimir I.)
Pubbl/distr/stampa Boston, Massachusetts : , : Artech House, , 2017
Descrizione fisica 1 online resource (xi, 432 pages) : illustrations
Disciplina 621.3841/35
Collana Artech House antennas and electromagnetics analysis library
Soggetto topico Ultra-wideband antennas
ISBN 1-5231-1768-0
1-63081-443-1
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: ch. 1 Introduction to Ultrawideband, Short-pulse Radio Systems -- 1.1. History of the Development of Ultrawideband Radio Systems -- 1.2. Ultrawideband radar -- 1.2.1. Detection of Radar Objects -- 1.2.2. Recognition of Radar Objects -- 1.3. Ultrawideband Communication Systems -- 1.3.1. Single-band Ultrawideband Communications -- 1.3.2. Multiband Ultrawideband Communications -- 1.3.3. Ultrawideband Direct Chaotic Communications -- 1.4. Susceptibility of Electronic Systems to Ultrawideband Electromagnetic Pulses -- 1.5. Ultrawideband Technology Applications -- Conclusion -- Problems -- References -- ch. 2 Ultrawideband Pulse Radiation -- Introduction -- 2.1. Elementary Sources of Ultrawideband Pulse Radiation -- 2.1.1. The Electric Hertzian Dipole -- 2.1.2. The Slot Radiator -- 2.1.3. The Magnetic Hertzian Dipole -- 2.2. Fields of Finite-size UWB Pulse Radiators -- 2.2.1. Radiation from Ring Sources -- 2.2.2. Radiation from Disk and Circular Aperture Sources -- 2.3. The Structure of the Field of an Ultrawideband Radiator -- 2.3.1. The Boundaries of the Field Regions of a Short Radiator -- 2.3.2. The Boundaries of the Field Regions of Aperture Radiators -- 2.4. Efficiency of the Generation of Electromagnetic Pulse Radiation -- 2.4.1. Radiation Patterns -- 2.4.2. The Energy, the Peak-power, and the Peak-field-strength Efficiency of a UWB Radiator -- Conclusion -- Problems -- References -- ch. 3 Propagation of Ultrawideband Pulses -- Introduction -- 3.1. Propagation of Ultrawideband Electromagnetic Pulses in Conducting Media -- 3.1.1. Propagation of Ultrawideband Pulses in Unbounded Media -- 3.1.2. Earth's Atmosphere -- 3.1.3. Distortions of High-power Pulses in the Earth's Lower Atmosphere -- 3.2. Layered Media -- 3.2.1. Propagation of an Ultrawideband Pulse through an Interface between Two Media -- 3.2.2. Propagation of Pulses Generated by a Point Source in a Multilayered Medium -- Conclusion -- Problem -- References -- ch. 4 Scattering of Ultrawideband Electromagnetic Pulses by Conducting and Dielectric Objects -- Introduction -- 4.1. Scattering of Pulsed Electromagnetic Waves by Conducting Objects -- 4.1.1. Statement of the Problem. Derivation of Calculation Formulas -- 4.1.2. Wave Scattering by a Perfectly Conducting Rectangular Plate -- 4.1.3. Wave Scattering by a Perfectly Conducting Ellipsoid or Sphere -- 4.1.4. Wave Scattering by a Perfectly Conducting Finite Circular Cone -- 4.1.5. Creeping Waves -- 4.2. Scattering of Pulsed Plane Electromagnetic Waves by Dielectric Objects -- 4.2.1. Wavelet Analysis of the Wave Scattering by a Dielectric Sphere -- 4.2.2. Numerical Results and Discussion -- Conclusion -- Problems -- References -- ch. 5 Impulse Responses of Objects and Propagation Channels -- Introduction -- 5.1. The Impulse Response: Models of Signals and Their Spectral Characteristics -- 5.1.1. Forms and Properties of the Impulse Response -- 5.1.2. The Envelope, Instantaneous Phase, and Instantaneous Frequency of a Signal: The Analytic Signal -- 5.1.3. Kramers -- Kronig-Type Relations -- 5.1.4.A Pole Model of Exponentially Decaying Signals -- 5.1.5. The Singular Value Decomposition Method in Problems of Impulse Response Estimation and Reconstruction -- 5.2. Use of Regularization and a Kramers-Kronig-Type Relation for Estimating Transfer Functions and Impulse Responses -- 5.2.1. General Relations -- 5.2.2. Reconstruction of Transfer Functions and Impulse Responses using Regularization and Kramers-Kronig-Type Relations -- 5.2.3.Comparison of the Impulse Responses Estimated Using Two Phase Spectrum Models -- 5.3.A Pole Model of the Signal in the Problem of Estimating the Impulse Response of a Propagation Channel -- 5.3.1. Signal Representation and Impulse Response Estimation using Pole Functions -- 5.3.2. Estimation of the Impulse Response of a Coaxial Cable Transmission Line -- 5.3.3. Stability of the Reconstruction of Impulse Responses to the Probe Pulse Waveform and Measurement Noise -- 5.4.A Pole Model of a Signal in Estimating the Impulse Responses of a Conducting Sphere and Cylinder -- 5.5. Reconstruction of Ultrawideband Pulses Passed Through Channels with Linear Distortions -- 5.5.1. Solution of the Pulse Reconstruction Problem -- 5.5.2. Numerical Simulation -- 5.5.3. Experimental Verification of the UWB Pulse Reconstruction Method -- Conclusion -- Problems -- References -- ch. 6 Receiving Antennas -- Introduction -- 6.1. The Transfer Function of a Receiving Antenna -- 6.1.1. Determination of the Transfer Function of a Receiving Antenna -- 6.1.2. The Current Distribution in the Receiving Wire of an Antenna -- 6.1.3. Electromagnetic Parameters of a Linear Receiving Antenna -- 6.1.4. The Transfer Function of a Straight Receiving Wire -- 6.1.5. The Transfer Function of a Curvilinear Receiving Wire -- 6.2. Distortion of Ultrawideband Electromagnetic Pulses by a Receiving Antenna -- 6.2.1. Receiving of Ultrawideband Electromagnetic Pulses by a Dipole -- 6.2.2. Receiving of Ultrawideband Electromagnetic Pulses by a Loop Antenna -- 6.2.3. Proportion Between the Received Signal Power and the Dissipated Power -- 6.3. Methods for Reducing Distortion of a Received Signal -- 6.3.1. Long Dipoles with Noncollinear Arms -- 6.3.2. Unmatched Short Dipoles -- 6.3.3. Active Antennas -- 6.4. Vector Antennas for Recording the Space-Time Structure of Ultrawideband Electromagnetic Pulses -- 6.4.1. Design Concepts of Vector Receiving Antennas -- 6.4.2. Investigation of the Polarization Structure of a Pulsed Electromagnetic Field -- 6.4.3. Determination of the Direction of Arrival of Ultrawideband Electromagnetic Pulses -- Conclusion -- Problems -- References -- ch. 7 Transmitting Antennas -- Introduction -- 7.1. The Transfer Function of a Transmitting Antenna -- 7.1.1. The Transfer Function of a Radiation Source -- 7.1.2. The Current Distribution in a Linear Radiator -- 7.1.3. The Transfer Function of a Linear Radiator -- 7.2. Distortion of Ultrawideband Electromagnetic Pulses during Radiation -- 7.2.1. The Radiated Pulse Waveform for a Monopole and a Collinear Dipole -- 7.2.2. The Waveform of a Pulse Radiated by a V-shaped Radiator -- 7.2.3. The Waveform of a Pulse Radiated by a Ring Radiator -- 7.3. Methods for Broadening the Pass Band of a Transmitting Antenna -- 7.3.1. The Energy Relationships Determining the Match Band of a Radiator -- 7.3.2. The Quality Factor of a Linear Radiator -- 7.3.3. The Pass Band of a Combined Radiator -- 7.4. Flat Combined Antennas -- 7.4.1. Unbalanced Combined Antennas -- 7.4.2. Balanced Combined Antennas -- 7.5. Volumetric Combined Antennas -- 7.5.1. Radiation of Low-power Pulses -- 7.5.2. Antennas Intended for Radiation of High-power Pulses -- Conclusion -- Problems -- References -- ch. 8 Antenna Arrays -- Introduction -- 8.1. Directional Properties of Antenna Arrays -- 8.1.1. Numerical Calculations -- 8.1.2. Experimental Investigations -- 8.2. Energy Characteristics of Antenna Arrays -- 8.2.1. Distribution Systems -- 8.2.2. Structure of the Radiating System -- 8.3. Antenna Arrays Radiating Orthogonally Polarized Pulses -- 8.4. Characteristics of Wave-beam-scanning Linear Antenna Arrays -- 8.4.1. Nanosecond Pulse Excitation of the Arrays -- 8.4.2. Picosecond Pulse Excitation of Antenna Arrays -- 8.5. Active Receiving Antenna Arrays -- 8.5.1.A Dual-polarized Planar Array -- 8.5.2.A Switched Dual-Polarized Linear Antenna Array -- Conclusion -- Problems -- References -- ch.
9 High-Power Ultrawideband Radiation Sources -- Introduction -- 9.1. The Limiting Effective Radiation Potential of a UWB Source -- 9.2.A Bipolar High-Voltage Pulse Generator -- 9.2.1.A Monopolar Voltage Pulse Generator -- 9.2.2.A Bipolar Pulse Former with an Open Line -- 9.3. Single-Antenna Radiation Sources -- 9.4. Radiation Sources with Synchronously Excited Multielement Arrays -- 9.4.1. The Radiation Source with a Four-element Array -- 9.4.2. Radiation Sources with 16-element Arrays -- 9.4.3.A Radiation Source with a 64-element Array -- 9.5. Production of Orthogonally Polarized Radiation Pulses -- 9.6.A Four-Channel Source Radiating in a Controlled Direction -- 9.7.A Controlled-Spectrum Radiation Source -- Conclusion -- Problems -- References.
Record Nr. UNINA-9910816448103321
Koshelev V. I. (Vladimir I.)  
Boston, Massachusetts : , : Artech House, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui