Transmission Lines and Wave Propagation

ISBN: 9780849302695 出版年：2017 页码：534 Magnusson, Philip C Weisshaar, Andreas Tripathi, Vijai K CRC Press

INTRODUCTION Transmission Systems The Circuit-Theory Approach to Transmission-Line Analysis Traveling-Wave Fields - Lines and Waveguides Closure References WAVE PROPAGATION ON AN INFINITE LOSSLESS LINE Partial Differential Equations of Lossless Line Traveling-Wave Solutions to the Wave Equation Conclusions Problems References STEP-FUNCTION WAVES ON A TERMINATED LOSSLESS LINE Boundary Conditions and Reflection Process Responses of Single-Section Lines Reflections on Lines with Discontinuities or Branches Conclusions Problems References SINUSOIDAL TRAVELING WAVES ON A LOSSY LINE Mathematical Solution for Traveling-Wave Properties Phasor Notation for Traveling-Wave Functions Propagation Characteristics as Functions of Frequency Conclusions Problems References WAVE DISTORTION ON LOSSY LINES - STEP-FUNCTION SOURCE Transforms of Voltage and Current on a Lossy Line Operational Parameters - First-Order Skin-Effect Approximation Response on Semi-Infinite Line with Zero Source Impedance Semi-Infinite Line, Nonzero Source Resistance Line of Finite Length, Resistively Matched Conclusions Problems References SINUSOIDAL VOLTAGES AND CURRENTS ON A TERMINATED LINE - STANDING WAVES Incident and Reflected Wave Functions Limiting-Case Reflection Situations Standing-Wave Ratio Resultant Standing-Wave Phasors - Hyperbolic Functions Lumped-Impedance Discontinuities Conclusions Problems References IMPEDANCE, ADMITTANCE, AND THE SMITH CHART Input Impedance Limiting-Case Input Impedances Line Parameters as Functions of Open-Circuit and Short-Circuit Impedances Lossless Line: Impedance Function and Standing-Wave Ratio Nomographic Chart for Impedance Calculations Some Applications of the Smith Chart Thevenin Equivalent Circuit for output of Energized Line Conclusions Problems References THE LADDER-NETWORK DELAY LINE OR ARTIFICIAL LINE Symmetrical Networks The Lumped-Parameter Delay Line as a Low-Pass Filter Step-Function Response of Ladder-Network Delay Line Conclusions Problems References COUPLED TRANSMISSION LINES Partial Differential Equations for Coupled Lines Solution for Symmetric Coupled Lines Coupled-Line Directional Coupler Solution for Asymmetric Coupled Lines Crosstalk Between Coupled Lines Conclusions Problems References ELECTROMAGNETIC FIELDS AND MAXWELL'S EQUATIONS An Overview of Classical Electromagnetics Reduction of Field Equations to Differential Form Conclusions Problems References PLANE ELECTROMAGNETIC WAVES Sinusoidal Traveling-Wave Fields in Infinite Medium Reflection and Refraction at Normal Incidence Reflection at Oblique Incidence Plane Waves Traveling Parallel to Highly Conducting Surfaces Conclusions Problems References GUIDED FIELDS: ARRAYS OF TWO OR MORE CONDUCTORS Coaxial Line Circular-Wire Parallel Pair Image-Conductor Analysis of Ground Planes and Shields Transmission Modes of Multiconductor Systems Some Design Considerations for Practical Lines Conclusions Problems References FIELDS IN HOLLOW RECTANGULAR WAVEGUIDES TEm0 Propagating Modes Dominant-Mode Standing Waves-Waveguide Impedances General Solution for TE and TM Modes Evanescent Modes and General Discontinuities Velocities and Signal Propagation Attenuation of TE10 Propagating Mode Conclusions Problems References FIELDS IN CYLINDRICAL WAVEGUIDES Solution of Maxwell's Equations in Cylindrical Coordinates Propagation Modes in Hollow Circular Waveguide Fiber Optic Cables Parasitic Propagating Modes in Coaxial Cable Elliptical Cylindrical Waveguides Conclusions Problems References SKIN EFFECT IN COAXIAL CONDUCTORS Conduction-Current-Density Field Magnetic Field within Conducting Regions Impedance Component Due to Finite Conductivity Thin-Walled Outer Conductor Conclusions Problems References APPENDIX A: VECTOR ANALYSIS - DEFINITIONS AND FORMULAS Vector Operations and Functions Coordinate Systems and Component Resolution References APPENDIX B: BESSEL FUNCTIONS Independent Variable Real Independent Variable Purely Imaginary Independent Variable Complex References APPENDIX C: PARALLEL-SLAB EQUIVALENT OF SLOTTED COAXIAL LINE Slotted Lines: General Conformal Transformations: Basic Properties Transformation Function for Coaxial Line Problems References APPENDIX D: EARTH CURRENTS AND DISTRIBUTED IMPEDANCES Earth-Current Characteristics Distributed Impedances of Ground-Return Circuits Conclusions References APPENDIX E: LOW-TEMPERATURE IMPEDANCE EFFECTS Superconductivity Anomalous Skin Effect References APPENDIX F: TABLE OF PHYSICAL CONSTANTS AUTHOR INDEX SUBJECT INDEX