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Addressing techniques of liquid crystal displays / / Temkar N. Ruckmongathan
Addressing techniques of liquid crystal displays / / Temkar N. Ruckmongathan
Autore Ruckmongathan Temkar N.
Pubbl/distr/stampa Chichester, England : , : Wiley, , 2015
Descrizione fisica 1 online resource (357 p.)
Disciplina 004.7/7
Collana Wiley Series in Display Technology
Soggetto topico Liquid crystal displays - Automatic control
Device drivers (Computer programs)
ISBN 1-118-70636-6
1-118-70638-2
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Addressing Techniques of Liquid Crystal Displays; Contents; Series Editors Foreword; Acknowledgements; 1 Introduction; 2 Liquid Crystal Displays; 2.1 Matrix Displays; 2.2 Display Fonts and Formats; 2.3 Liquid Crystals; 2.4 Physical Properties of Liquid Crystals; 2.5 Basics of Electro-optic Effects with Liquid Crystals; 2.6 Twisted Nematic Effect; 2.7 Super Twisted Nematic (STN)-LCD; 2.8 STN-LCD with a 270° Twist (STN-270); 2.9 STN-LCD with a 180° Twist (STN-180); 2.10 In-plane Switching; 2.11 Ferroelectric LCD (FLCD); 2.12 Summary; 3 Review of Addressing Techniques; 3.1 Addressing Techniques
3.2 Matrix Addressing3.3 Nonlinear Characteristics; 3.4 Cross-Talk in a Matrix LCD; 3.5 Driving Matrix Displays; 3.6 Bi-phase Addressing; 3.7 Line-by-Line Addressing (LLA); 3.8 Half-Select Technique; 3.9 Two-Third-Select Technique (TTST); 3.10 Selection Ratio (SR) and the Maximum Selection Ratio; 3.11 Limitations of Matrix Addressing; 3.12 Principle of Restricted Pattern Addressing; 3.13 Pulse Coincidence Technique (PCT); 3.14 Pseudo Random Technique (PRT); 3.15 Restricted Pattern Addressing Technique (RPAT); 3.16 Addressing Technique for Dial Type Displays; 3.17 Frame Frequency
3.18 Large Area Display3.19 Dielectric Relaxation; 3.20 Supply Voltage of Drivers; 3.21 Nonuniformity Due to Resistance Mismatches; 3.22 Need for Multiline Addressing Techniques; 4 Binary Addressing; 4.1 Principle; 4.2 Binary Addressing Technique (BAT); 4.3 Analysis of the BAT; 4.4 Practical Aspects of the BAT; 4.5 Drivers for Driving the LCD with the BAT; 5 Orthogonal Functions and Matrix Addressing; 5.1 Orthogonal Functions; 5.2 Multiplexing; 5.3 Matrix Addressing; 5.4 Line-by-Line Addressing; 5.5 Multiline Addressing; 5.6 Discussion; 6 Active Addressing; 6.1 Principle
6.2 Active Addressing Technique (AAT)6.3 Summary; 7 Hybrid Addressing; 7.1 Principle; 7.2 Hybrid Addressing Technique (HAT); 7.3 Analysis of the HAT; 7.4 Drivers of the Hybrid Addressing Technique; 7.5 Discussion; 8 Improved Hybrid Addressing; 8.1 Principle; 8.2 Improved Hybrid Addressing Technique (IHAT); 8.3 Analysis of IHAT; 8.4 Discussion; 9 Improved Hybrid Addressing Special Case 3; 9.1 Principle; 9.2 Analysis; 9.3 Summary; 10 Improved Hybrid Addressing Special Case 4; 10.1 Principle; 10.2 Analysis; 10.3 Summary; 11 Sequency Addressing; 11.1 Principle; 11.2 Technique; 11.3 Discussion
12 Restricted Pattern Addressing12.1 Principle; 12.2 Technique; 12.3 Analysis; 12.4 Summary; 13 Review of Methods to Display Greyscales; 13.1 Greyscales in Liquid Crystal Displays; 13.2 Basics of Greyscale; 13.3 Frame Modulation; 13.4 Pulse Width Modulation; 13.5 Row Pulse Height Modulation; 13.6 Data Pulse Height Modulation; 13.7 Summary; 14 Amplitude Modulation; 14.1 Principle; 14.2 Amplitude Modulation - Split Time Interval; 14.3 Amplitude Modulation in Multiline Addressing; 14.4 Pulse Height Modulation; 14.5 Discussion; 15 Successive Approximation; 15.1 Principle; 15.2 Technique
15.3 Analysis
Record Nr. UNINA-9910132345303321
Ruckmongathan Temkar N.  
Chichester, England : , : Wiley, , 2015
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Addressing techniques of liquid crystal displays / / Temkar N. Ruckmongathan
Addressing techniques of liquid crystal displays / / Temkar N. Ruckmongathan
Autore Ruckmongathan Temkar N.
Pubbl/distr/stampa Chichester, England : , : Wiley, , 2015
Descrizione fisica 1 online resource (357 p.)
Disciplina 004.7/7
Collana Wiley Series in Display Technology
Soggetto topico Liquid crystal displays - Automatic control
Device drivers (Computer programs)
ISBN 1-118-70636-6
1-118-70638-2
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Addressing Techniques of Liquid Crystal Displays; Contents; Series Editors Foreword; Acknowledgements; 1 Introduction; 2 Liquid Crystal Displays; 2.1 Matrix Displays; 2.2 Display Fonts and Formats; 2.3 Liquid Crystals; 2.4 Physical Properties of Liquid Crystals; 2.5 Basics of Electro-optic Effects with Liquid Crystals; 2.6 Twisted Nematic Effect; 2.7 Super Twisted Nematic (STN)-LCD; 2.8 STN-LCD with a 270° Twist (STN-270); 2.9 STN-LCD with a 180° Twist (STN-180); 2.10 In-plane Switching; 2.11 Ferroelectric LCD (FLCD); 2.12 Summary; 3 Review of Addressing Techniques; 3.1 Addressing Techniques
3.2 Matrix Addressing3.3 Nonlinear Characteristics; 3.4 Cross-Talk in a Matrix LCD; 3.5 Driving Matrix Displays; 3.6 Bi-phase Addressing; 3.7 Line-by-Line Addressing (LLA); 3.8 Half-Select Technique; 3.9 Two-Third-Select Technique (TTST); 3.10 Selection Ratio (SR) and the Maximum Selection Ratio; 3.11 Limitations of Matrix Addressing; 3.12 Principle of Restricted Pattern Addressing; 3.13 Pulse Coincidence Technique (PCT); 3.14 Pseudo Random Technique (PRT); 3.15 Restricted Pattern Addressing Technique (RPAT); 3.16 Addressing Technique for Dial Type Displays; 3.17 Frame Frequency
3.18 Large Area Display3.19 Dielectric Relaxation; 3.20 Supply Voltage of Drivers; 3.21 Nonuniformity Due to Resistance Mismatches; 3.22 Need for Multiline Addressing Techniques; 4 Binary Addressing; 4.1 Principle; 4.2 Binary Addressing Technique (BAT); 4.3 Analysis of the BAT; 4.4 Practical Aspects of the BAT; 4.5 Drivers for Driving the LCD with the BAT; 5 Orthogonal Functions and Matrix Addressing; 5.1 Orthogonal Functions; 5.2 Multiplexing; 5.3 Matrix Addressing; 5.4 Line-by-Line Addressing; 5.5 Multiline Addressing; 5.6 Discussion; 6 Active Addressing; 6.1 Principle
6.2 Active Addressing Technique (AAT)6.3 Summary; 7 Hybrid Addressing; 7.1 Principle; 7.2 Hybrid Addressing Technique (HAT); 7.3 Analysis of the HAT; 7.4 Drivers of the Hybrid Addressing Technique; 7.5 Discussion; 8 Improved Hybrid Addressing; 8.1 Principle; 8.2 Improved Hybrid Addressing Technique (IHAT); 8.3 Analysis of IHAT; 8.4 Discussion; 9 Improved Hybrid Addressing Special Case 3; 9.1 Principle; 9.2 Analysis; 9.3 Summary; 10 Improved Hybrid Addressing Special Case 4; 10.1 Principle; 10.2 Analysis; 10.3 Summary; 11 Sequency Addressing; 11.1 Principle; 11.2 Technique; 11.3 Discussion
12 Restricted Pattern Addressing12.1 Principle; 12.2 Technique; 12.3 Analysis; 12.4 Summary; 13 Review of Methods to Display Greyscales; 13.1 Greyscales in Liquid Crystal Displays; 13.2 Basics of Greyscale; 13.3 Frame Modulation; 13.4 Pulse Width Modulation; 13.5 Row Pulse Height Modulation; 13.6 Data Pulse Height Modulation; 13.7 Summary; 14 Amplitude Modulation; 14.1 Principle; 14.2 Amplitude Modulation - Split Time Interval; 14.3 Amplitude Modulation in Multiline Addressing; 14.4 Pulse Height Modulation; 14.5 Discussion; 15 Successive Approximation; 15.1 Principle; 15.2 Technique
15.3 Analysis
Record Nr. UNINA-9910806216603321
Ruckmongathan Temkar N.  
Chichester, England : , : Wiley, , 2015
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Advanced DC/AC inverters : applications in renewable energy / / Fang Lin Luo, Hong Ye
Advanced DC/AC inverters : applications in renewable energy / / Fang Lin Luo, Hong Ye
Autore Luo Fang Lin.
Edizione [1st edition]
Pubbl/distr/stampa Boca Raton, Fla. : , : CRC Press, , 2012
Descrizione fisica 1 online resource (319 p.)
Disciplina 621.3815/322
Altri autori (Persone) YeHong <1973->
Collana Power electronics, electrical engineering, energy, and nanotechnology
Soggetto topico Electric inverters
Renewable energy sources
Small power production facilities
Electronic circuits
ISBN 1-351-83235-2
1-315-21646-9
1-62870-718-6
1-4665-1138-9
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Front Cover; Contents; Preface; Authors; Chapter 1 - Introduction; Chapter 2 - Pulse Width-Modulated DC/AC Inverters; Chapter 3 - Voltage Source Inverters; Chapter 4 - Current Source Inverters; Chapter 5 - Impedance Source Inverters; Chapter 6 - Quasi-Impedance Source Inverters; Chapter 7 - Soft-Switching DC/AC Inverters; Chapter 8 - Multilevel DC/AC Inverters; Chapter 9 - Trinary Hybrid Multilevel Inverter (THMI); Chapter 10 - Laddered Multilevel DC/AC Inverters Used in Solar Panel Energy Systems; Chapter 11 - Super-Lift Converter Multilevel DC/AC Inverters Used in Solar Panel Energy Systems
Chapter 12 - Switched-Capacitor Multilevel DC/AC Inverters in Solar Panel Energy SystemsChapter 13 - Switched Inductor Multilevel DC/AC Inverters Used in Solar Panel Energy Systems; Chapter 14 - Best Switching Angles to Obtain Lowest THD for Multilevel DC/AC Inverters; Chapter 15 - Design Examples for Wind Turbine and Solar Panel Energy Systems; Back Cover
Record Nr. UNINA-9910786044303321
Luo Fang Lin.  
Boca Raton, Fla. : , : CRC Press, , 2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Advanced DC/AC inverters : applications in renewable energy / / Fang Lin Luo, Hong Ye
Advanced DC/AC inverters : applications in renewable energy / / Fang Lin Luo, Hong Ye
Autore Luo Fang Lin.
Edizione [1st edition]
Pubbl/distr/stampa Boca Raton, Fla. : , : CRC Press, , 2012
Descrizione fisica 1 online resource (319 p.)
Disciplina 621.3815/322
Altri autori (Persone) YeHong <1973->
Collana Power electronics, electrical engineering, energy, and nanotechnology
Soggetto topico Electric inverters
Renewable energy sources
Small power production facilities
Electronic circuits
ISBN 1-351-83235-2
1-315-21646-9
1-62870-718-6
1-4665-1138-9
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Front Cover; Contents; Preface; Authors; Chapter 1 - Introduction; Chapter 2 - Pulse Width-Modulated DC/AC Inverters; Chapter 3 - Voltage Source Inverters; Chapter 4 - Current Source Inverters; Chapter 5 - Impedance Source Inverters; Chapter 6 - Quasi-Impedance Source Inverters; Chapter 7 - Soft-Switching DC/AC Inverters; Chapter 8 - Multilevel DC/AC Inverters; Chapter 9 - Trinary Hybrid Multilevel Inverter (THMI); Chapter 10 - Laddered Multilevel DC/AC Inverters Used in Solar Panel Energy Systems; Chapter 11 - Super-Lift Converter Multilevel DC/AC Inverters Used in Solar Panel Energy Systems
Chapter 12 - Switched-Capacitor Multilevel DC/AC Inverters in Solar Panel Energy SystemsChapter 13 - Switched Inductor Multilevel DC/AC Inverters Used in Solar Panel Energy Systems; Chapter 14 - Best Switching Angles to Obtain Lowest THD for Multilevel DC/AC Inverters; Chapter 15 - Design Examples for Wind Turbine and Solar Panel Energy Systems; Back Cover
Record Nr. UNINA-9910818406603321
Luo Fang Lin.  
Boca Raton, Fla. : , : CRC Press, , 2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Binary decision diagrams and extensions for system reliability analysis / / Liudong Xing, Suprasad V. Amari ; cover design by Russell Richardson
Binary decision diagrams and extensions for system reliability analysis / / Liudong Xing, Suprasad V. Amari ; cover design by Russell Richardson
Autore Xing Liudong
Edizione [1st ed.]
Pubbl/distr/stampa Hoboken, New Jersey : , : Scrivener Publishing : , : Wiley, , 2015
Descrizione fisica 1 online resource (393 p.)
Disciplina 620/.00452
Collana Performability Engineering Series
Soggetto topico Reliability (Engineering) - Graphic methods
System analysis - Graphic methods
Decision trees
ISBN 1-119-17800-2
1-119-17802-9
1-119-17801-0
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: Preface xiii Nomenclature xix 1 Introduction 1 1.1 Historical Developments 1 1.2 Reliability and Safety Applications 4 2 Basic Reliability Theory and Models 7 2.1 Probabiltiy Concepts 7 2.2 Reliability Measures 14 2.3 Fault Tree Analysis 17 3 Fundamentals of Binary Decision Diagrams 33 3.1 Preliminaries 34 3.2 Basic Concepts 34 3.3 BDD Construction 35 3.4 BDD Evaluation 42 3.5 BDD-Based Software Package 44 4 Application of BDD to Binary-State Systems 45 4.1 Network Reliability Analysis 45 4.2 Event Tree Analysis 47 4.3 Failure Frequency Analysis 50 4.4 Importance Measures and Analysis 54 4.5 Modularization Methods 60 4.6 Non-Coherent Systems 60 4.7 Disjoint Failures 65 4.8 Dependent Failures 68 5 Phased-Mission Systems 73 5.1 System Description 74 5.2 Rules of Phase Algebra 75 5.3 BDD-Based Method for PMS Analysis 76 5.4 Mission Performance Analysis 81 6 Multi-State Systems 85 6.1 Assumptions 86 6.2 An Illustrative Example 86 6.3 MSS Representation 87 6.4 Multi-State BDD (MBDD) 90 6.5 Logarithmically-Encoded BDD (LBDD) 94 6.6 Multi-State Multi-Valued Decision Diagrams (MMDD) 98 6.7 Performance Evaluation and Benchmarks 102 6.8 Summary 117 7 Fault Tolerant Systems and Coverage Models 119 7.1 Basic Types 120 7.2 Imperfect Coverage Model 122 7.3 Applications to Binary-State Systems 123 7.4 Applications to Multi-State Systems 129 7.5 Applications to Phased-Mission Systems 133 7.6 Summary 139 8 Shared Decision Diagrams 143 8.1 Multi-Rooted Decision Diagrams 144 8.2 Multi-Terminal Decision Diagrams 148 8.3 Performance Study on Multi-State Systems 151 8.4 Application to Phased-Mission Systems 163 8.5 Application to Multi-State k-out-of-n Systems 168 8.6 Importance Measures 176 8.7 Failure Frequency Based Measures 180 8.8 Summary 183 Conclusions 185 References 187 Index 205 .
Record Nr. UNINA-9910131431103321
Xing Liudong  
Hoboken, New Jersey : , : Scrivener Publishing : , : Wiley, , 2015
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Binary decision diagrams and extensions for system reliability analysis / / Liudong Xing, Suprasad V. Amari ; cover design by Russell Richardson
Binary decision diagrams and extensions for system reliability analysis / / Liudong Xing, Suprasad V. Amari ; cover design by Russell Richardson
Autore Xing Liudong
Edizione [1st ed.]
Pubbl/distr/stampa Hoboken, New Jersey : , : Scrivener Publishing : , : Wiley, , 2015
Descrizione fisica 1 online resource (393 p.)
Disciplina 620/.00452
Collana Performability Engineering Series
Soggetto topico Reliability (Engineering) - Graphic methods
System analysis - Graphic methods
Decision trees
ISBN 1-119-17800-2
1-119-17802-9
1-119-17801-0
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: Preface xiii Nomenclature xix 1 Introduction 1 1.1 Historical Developments 1 1.2 Reliability and Safety Applications 4 2 Basic Reliability Theory and Models 7 2.1 Probabiltiy Concepts 7 2.2 Reliability Measures 14 2.3 Fault Tree Analysis 17 3 Fundamentals of Binary Decision Diagrams 33 3.1 Preliminaries 34 3.2 Basic Concepts 34 3.3 BDD Construction 35 3.4 BDD Evaluation 42 3.5 BDD-Based Software Package 44 4 Application of BDD to Binary-State Systems 45 4.1 Network Reliability Analysis 45 4.2 Event Tree Analysis 47 4.3 Failure Frequency Analysis 50 4.4 Importance Measures and Analysis 54 4.5 Modularization Methods 60 4.6 Non-Coherent Systems 60 4.7 Disjoint Failures 65 4.8 Dependent Failures 68 5 Phased-Mission Systems 73 5.1 System Description 74 5.2 Rules of Phase Algebra 75 5.3 BDD-Based Method for PMS Analysis 76 5.4 Mission Performance Analysis 81 6 Multi-State Systems 85 6.1 Assumptions 86 6.2 An Illustrative Example 86 6.3 MSS Representation 87 6.4 Multi-State BDD (MBDD) 90 6.5 Logarithmically-Encoded BDD (LBDD) 94 6.6 Multi-State Multi-Valued Decision Diagrams (MMDD) 98 6.7 Performance Evaluation and Benchmarks 102 6.8 Summary 117 7 Fault Tolerant Systems and Coverage Models 119 7.1 Basic Types 120 7.2 Imperfect Coverage Model 122 7.3 Applications to Binary-State Systems 123 7.4 Applications to Multi-State Systems 129 7.5 Applications to Phased-Mission Systems 133 7.6 Summary 139 8 Shared Decision Diagrams 143 8.1 Multi-Rooted Decision Diagrams 144 8.2 Multi-Terminal Decision Diagrams 148 8.3 Performance Study on Multi-State Systems 151 8.4 Application to Phased-Mission Systems 163 8.5 Application to Multi-State k-out-of-n Systems 168 8.6 Importance Measures 176 8.7 Failure Frequency Based Measures 180 8.8 Summary 183 Conclusions 185 References 187 Index 205 .
Record Nr. UNINA-9910811661403321
Xing Liudong  
Hoboken, New Jersey : , : Scrivener Publishing : , : Wiley, , 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-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
Computational liquid crystal photonics : fundamentals, modelling and applications / / Salah Obayya, Mohamed Farhat O. Hameed and Nihal F. F. Areed
Computational liquid crystal photonics : fundamentals, modelling and applications / / Salah Obayya, Mohamed Farhat O. Hameed and Nihal F. F. Areed
Autore Obayya Salah
Pubbl/distr/stampa Chichester, England : , : Wiley, , 2016
Descrizione fisica 1 online resource (283 p.)
Disciplina 621.3815422
Soggetto topico Liquid crystal devices - Mathematical models
Integrated optics - Mathematics
Photonics - Mathematics
ISBN 1-119-04198-8
1-119-04200-3
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Title Page; Copyright Page; Contents; Preface; Part I Basic Principles; Chapter 1 Principles of Waveguides; 1.1 Introduction; 1.2 Basic Optical Waveguides; 1.3 Maxwell's Equations; 1.4 The Wave Equation and Its Solutions; 1.5 Boundary Conditions; 1.6 Phase and Group Velocity; 1.6.1 Phase Velocity; 1.6.2 Group Velocity; 1.7 Modes in Planar Optical Waveguide; 1.7.1 Radiation Modes; 1.7.2 Confinement Modes; 1.8 Dispersion in Planar Waveguide; 1.8.1 lntermodal Dispersion; 1.8.2 lntramodal Dispersion; 1.9 Summary; References; Chapter 2 Fundamentals of Photonic Crystals; 2.1 Introduction
2.2 Types of PhCs2.2.1 1D PhCs; 2.2.2 2D PhCs; 2.2.3 3D PhCs; 2.3 Photonic Band Calculations; 2.3.1 Maxwell's Equations and the PhC; 2.3.2 Floquet-Bloch Theorem, Reciprocal Lattice, and Brillouin Zones; 2.3.3 Plane Wave Expansion Method; 2.3.4 FDTD Method; 2.3.5 Photonic Band for Square Lattice; 2.4 Defects in PhCs; 2.5 Fabrication Techniques of PhCs; 2.5.1 Electron-Beam Lithography; 2.5.2 Interference Lithography; 2.5.3 Nano-Imprint Lithography; 2.5.4 Colloidal Self-Assembly; 2.6 Applications of PhCs; 2.7 Photonic Crystal Fiber; 2.7.1 Construction; 2.7.2 Modes of Operation
2.7.3 Fabrication of PCF2.7.4 Applications of PCF; 2.8 Summary; References; Chapter 3 Fundamentals of Liquid Crystals; 3.1 Introduction; 3.2 Molecular Structure and Chemical Composition of an LC Cell; 3.3 LC Phases; 3.3.1 Thermotropic LCs; 3.3.2 Lyotropic LCs; 3.3.3 Metallotropic LCs; 3.4 LC Physical Properties in External Fields; 3.4.1 Electric Field Effect; 3.4.2 Magnetic Field Effect; 3.5 Theortitcal Tratment of LC; 3.5.1 LC Parameters; 3.5.2 LC Models; 3.6 LC Sample Preparation; 3.7 LCs for Display Applications; 3.8 LC Thermometers; 3.9 Optical Imaging
3.10 LC into Fiber Optics and LC Planar Photonic Crystal3.11 LC Solar Cell; References; Part II Numerical Techniques; Chapter 4 Full-Vectorial Finite-Difference Method; 4.1 Introduction; 4.2 Overview of Modeling Methods; 4.3 Formulation of the FVFDM; 4.3.1 Maxwell's Equations; 4.3.2 Wave Equation; 4.3.3 Boundary Conditions; 4.3.4 Maxwell's Equations in Complex Coordinate; 4.3.5 Matrix Solution; 4.4 Summary; References; Chapter 5 Assessment of the Full-Vectorial Finite-Difference Method; 5.1 Introduction; 5.2 Overview of the LC-PCF; 5.3 Soft Glass; 5.4 Design of Soft Glass PCF with LC Core
5.5 Numerical Results5.5.1 FVFDM Validation; 5.5.2 Modal Hybridness; 5.5.3 Effective Index; 5.5.4 Effective Mode Area; 5.5.5 Nonlinearity; 5.5.6 Birefringence; 5.5.7 Effect of the NLC Rotation Angle; 5.5.8 Effect of the Temperature; 5.5.9 Elliptical SGLC-PCF; 5.6 Experimental Results of LC-PCF; 5.6.1 Filling Temperature; 5.6.2 Filling Time; 5.7 Summary; References; Chapter 6 Full-Vectorial Beam Propagation Method; 6.1 Introduction; 6.2 Overview of the BPMs; 6.3 Formulation of the FV-BPM; 6.3.1 Slowly Varying Envelope Approximation; 6.3.2 Paraxial and Wide-Angle Approximation
6.4 Numerical Assessment
Record Nr. UNINA-9910136781803321
Obayya Salah  
Chichester, England : , : Wiley, , 2016
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Computational liquid crystal photonics : fundamentals, modelling and applications / / Salah Obayya, Mohamed Farhat O. Hameed and Nihal F. F. Areed
Computational liquid crystal photonics : fundamentals, modelling and applications / / Salah Obayya, Mohamed Farhat O. Hameed and Nihal F. F. Areed
Autore Obayya Salah
Pubbl/distr/stampa Chichester, England : , : Wiley, , 2016
Descrizione fisica 1 online resource (283 p.)
Disciplina 621.3815422
Soggetto topico Liquid crystal devices - Mathematical models
Integrated optics - Mathematics
Photonics - Mathematics
ISBN 1-119-04198-8
1-119-04200-3
Classificazione TEC008000
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Title Page; Copyright Page; Contents; Preface; Part I Basic Principles; Chapter 1 Principles of Waveguides; 1.1 Introduction; 1.2 Basic Optical Waveguides; 1.3 Maxwell's Equations; 1.4 The Wave Equation and Its Solutions; 1.5 Boundary Conditions; 1.6 Phase and Group Velocity; 1.6.1 Phase Velocity; 1.6.2 Group Velocity; 1.7 Modes in Planar Optical Waveguide; 1.7.1 Radiation Modes; 1.7.2 Confinement Modes; 1.8 Dispersion in Planar Waveguide; 1.8.1 lntermodal Dispersion; 1.8.2 lntramodal Dispersion; 1.9 Summary; References; Chapter 2 Fundamentals of Photonic Crystals; 2.1 Introduction
2.2 Types of PhCs2.2.1 1D PhCs; 2.2.2 2D PhCs; 2.2.3 3D PhCs; 2.3 Photonic Band Calculations; 2.3.1 Maxwell's Equations and the PhC; 2.3.2 Floquet-Bloch Theorem, Reciprocal Lattice, and Brillouin Zones; 2.3.3 Plane Wave Expansion Method; 2.3.4 FDTD Method; 2.3.5 Photonic Band for Square Lattice; 2.4 Defects in PhCs; 2.5 Fabrication Techniques of PhCs; 2.5.1 Electron-Beam Lithography; 2.5.2 Interference Lithography; 2.5.3 Nano-Imprint Lithography; 2.5.4 Colloidal Self-Assembly; 2.6 Applications of PhCs; 2.7 Photonic Crystal Fiber; 2.7.1 Construction; 2.7.2 Modes of Operation
2.7.3 Fabrication of PCF2.7.4 Applications of PCF; 2.8 Summary; References; Chapter 3 Fundamentals of Liquid Crystals; 3.1 Introduction; 3.2 Molecular Structure and Chemical Composition of an LC Cell; 3.3 LC Phases; 3.3.1 Thermotropic LCs; 3.3.2 Lyotropic LCs; 3.3.3 Metallotropic LCs; 3.4 LC Physical Properties in External Fields; 3.4.1 Electric Field Effect; 3.4.2 Magnetic Field Effect; 3.5 Theortitcal Tratment of LC; 3.5.1 LC Parameters; 3.5.2 LC Models; 3.6 LC Sample Preparation; 3.7 LCs for Display Applications; 3.8 LC Thermometers; 3.9 Optical Imaging
3.10 LC into Fiber Optics and LC Planar Photonic Crystal3.11 LC Solar Cell; References; Part II Numerical Techniques; Chapter 4 Full-Vectorial Finite-Difference Method; 4.1 Introduction; 4.2 Overview of Modeling Methods; 4.3 Formulation of the FVFDM; 4.3.1 Maxwell's Equations; 4.3.2 Wave Equation; 4.3.3 Boundary Conditions; 4.3.4 Maxwell's Equations in Complex Coordinate; 4.3.5 Matrix Solution; 4.4 Summary; References; Chapter 5 Assessment of the Full-Vectorial Finite-Difference Method; 5.1 Introduction; 5.2 Overview of the LC-PCF; 5.3 Soft Glass; 5.4 Design of Soft Glass PCF with LC Core
5.5 Numerical Results5.5.1 FVFDM Validation; 5.5.2 Modal Hybridness; 5.5.3 Effective Index; 5.5.4 Effective Mode Area; 5.5.5 Nonlinearity; 5.5.6 Birefringence; 5.5.7 Effect of the NLC Rotation Angle; 5.5.8 Effect of the Temperature; 5.5.9 Elliptical SGLC-PCF; 5.6 Experimental Results of LC-PCF; 5.6.1 Filling Temperature; 5.6.2 Filling Time; 5.7 Summary; References; Chapter 6 Full-Vectorial Beam Propagation Method; 6.1 Introduction; 6.2 Overview of the BPMs; 6.3 Formulation of the FV-BPM; 6.3.1 Slowly Varying Envelope Approximation; 6.3.2 Paraxial and Wide-Angle Approximation
6.4 Numerical Assessment
Record Nr. UNINA-9910808946703321
Obayya Salah  
Chichester, England : , : Wiley, , 2016
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui