Compact Antennas for Wireless Communications and Terminals: Theory and Design

Table of Contents

 

 

 

Introduction

 

Chapter 1. General Information About Printed Antennas

1.1. Physical characteristics

1.2. Properties, limitations, and applications

1.3. Printed rectangular antenna viewed as a wide microstrip line

1.4. Manufacturing processes

1.5. Microwave substrates

 

Chapter 2. Transmission Line Model

2.1. Introduction

2.2. Equivalent circuit

2.3. Input impedance

 

Chapter 3. Cavity Model

3.1. Introduction

3.2. Formulation of the electromagnetic problem

3.3. Calculation of expressions for fields and currents of arectangular patch

3.4. Expressions for principal modes

3.5. Cartography of modal currents and associated radiation patterns

 

Chapter 4. Radiation of a Printed Antenna

4.1. Introduction

4.2. Modelization using two equivalent radiating slots

4.3. Calculation of the field radiated by a horizontal radiating slot

4.4. Calculation of the field radiated by the rectangular patch

4.5. Determination of the radiation pattern in the principal planes

4.6. Influence of height

4.7. Influence of the ground plane

4.8. Polarization

4.9. Directivity

4.10. Influence of the substrate on resonant frequency: parametricstudy based on antenna RCS

 

Chapter 5. Electrical Equivalent Circuit of a Printed Antenna

5.1. Energy considerations

5.2. Equivalent circuit

5.3. Determination of W_E, W_M, and B for a rectangular patch

5.4. Modeling using a tank circuit

5.5. Quality factor of an antenna

5.6. Calculation of radiation quality factor

5.7. Calculation of efficiency

5.8. Influence ...