Circularly Polarized Dielectric Resonator Antennas.

• Author: Chaudhary, Raghvendra Kumar.
• TeilnehmendeR: Kumar, Rajkishor.; Chowdhury, Rakesh.
• Place / Publishing House: Norwood : : Artech House,, 2021.; ©2021.
• Godina izdanja: 2021
• Izdanje: 1st ed.
• Jezik: English
• Opis: 1 online resource (271 pages)

Table of Contents

• Intro
• Circularly Polarized DielectricResonator Antennas
• Contents
• 1 Introductory Remarks
• 1.1 Introduction to Circular Polarization
• 1.2 Brief Overview of Different Polarization States
• 1.3 History of Dielectric Resonators
• 1.4 Basic Features of Dielectric Resonator Antennas
• 1.5 Circular Polarization in Dielectric Resonator Antennas
• 1.6 Agenda of the Book
• References
• 2 Dielectric Resonator Antenna Theory
• 2.1 Dielectric Resonator as Circuit Element
• 2.2 Dielectric Resonators as Antenna Element
• 2.3 Mode Classification in Dielectric Resonators
• 2.4 Shapes of Dielectric Resonators
• 2.4.1 Hemispherical DRA
• 2.4.2 Cylindrical DRA
• 2.4.3 Rectangular DRA
• 2.5 Coupling Mechanism of Dielectric Resonator Antenna
• 2.5.1 Coaxial Probe Coupling
• 2.5.2 Microstrip Coupling
• 2.5.3 Conformal Coupling
• 2.5.4 Aperture Coupling
• 2.5.5 Coplanar Waveguide Feed Coupling
• 2.6 Circular Polarization Generation Approaches in DRAs
• References
• 3 Circular Polarization Analysis in Dielectric Resonator Antennas Using the Microstrip Coupling Technique
• 3.1 Introduction to the Microstrip Coupling Technique
• 3.2 Design Example Using Microstrip Coupling for CP Generation
• 3.2.1 Antenna Configuration
• 3.2.2 Operating Mechanism
• 3.2.3 Electric-Field Distributions in the Rectangular DRA
• 3.2.4 The Role of Partial Ground Plane
• 3.2.5 Analysis of Simulated Results
• 3.3 CP Generation in Conventional DRA Configurations
• 3.3.1 Single-Point-Fed
• 3.3.2 Single-Point-Fed with Shorted/Open-Ended Stubs
• 3.3.3 Single-Point-Fed along with Parasitic Metallic Plates/Strip
• 3.4 CP Generation in Nonconventional DRA Configurations
• 3.4.1 Single-Point-Fed
• 3.4.2 Dual-Point-Fed
• 3.5 CP Generation in Multiple DRA Configurations
• 3.5.1 Single-Point-Fed
• 3.5.2 Dual-/Multiple-Point-Fed.
• 3.6 Microstrip Coupling in MIMO-DRA Configurations for CP
• 3.7 Microstrip Coupling in Array Configurations for CP
• 3.8 Microstrip Coupling in Filtering DRA Configurations
• 3.9 Summary
• References
• 4 Circular Polarization Analysis in Dielectric Resonator Antenna Using Conformal Coupling Technique
• 4.1 Introduction to the Conformal Coupling Technique
• 4.2 Design Methodology of Conformal Coupling Technique CP-DRAs
• 4.2.1 Antenna Element Configuration
• 4.2.2 Operating Mechanism
• 4.2.3 E-field Distributions of the Cylindrical DRA
• 4.2.4 Key Parameter-Feeding Network
• 4.2.5 Simulated Near- and Far-Field Results Analysis
• 4.3 Conformal Coupling in a Conventional DRA
• 4.3.1 Single-Point Conformal-Fed Convention Single DRA
• 4.3.2 Single-Point Conformal-Fed along with Shorted/Open-Ended Stubs on a Single DRA
• 4.3.3 Dual-/Multiple-Point Conformal-Fed on a Single DRA
• 4.4 Conformal Coupling in a Modified DRA for CP Configuration
• 4.4.1 Single-Point Conformal-Fed with a Modified DRA
• 4.4.2 Dual-Point Conformal Fed with a Modified Single DRA
• 4.5 Conformal Coupling in Multiple DRAs for CP Configuration
• 4.5.1 Single-Point Conformal-Fed Multiple DRA
• 4.5.2 Dual-/Multiple-Point Conformal-Fed Multiple DRA
• 4.6 Conformal Strip Coupling in MIMO CP-DRA Configuration
• 4.7 Conformal Coupling Array and Filtering CP-DRA Configuration
• 4.7.1 Conformal Strip-Fed Circularly Polarized DRA Array
• 4.7.2 Conformal Strip-Fed Circularly Polarized DRA Filter
• 4.8 Summary
• References
• 5 Coplanar Waveguide-Fed Dielectric Resonator Antenna for Circular Polarization
• 5.1 Introduction to Coplanar Waveguide Feeding Technique
• 5.2 CP Generation Techniques in DRAs Using CPW Feeding
• 5.3 Design Example for a CPW-Fed Circularly Polarized DRA
• 5.3.1 Antenna Design Methodology and Discussion
• 5.4 Summary
• References.
• 6 Aperture-Fed Dielectric Resonator Antennas for Circular Polarization
• 6.1 Introduction to the Aperture Coupling Technique
• 6.2 CP Generation Using Rectangular Slot Coupling
• 6.2.1 Dual-Point Slot-Fed DRAs for Circular Polarization
• 6.2.2 Single-Point Slot-Fed Conventional DRAs for Circular Polarization
• 6.2.3 Single-Point-Fed Multielement Conventional DRAs for CP
• 6.2.4 Single-Point-Fed Nonconventional DRAs for Circular Polarization
• 6.3 CP Generation Using Cross Slot Coupling
• 6.4 CP Generation Using the Annular Slot Coupling Technique
• 6.5 Different Shapes of DRAs Coupled with Modified Slot
• 6.6 Design Example of a Cross-Slot DRA for CP Generation
• 6.7 Circular Polarization in Different Applications of DRAs
• 6.8 Comparison between Various Aperture-Fed Methods
• 6.9 Summary
• References
• 7 Coaxial Probe-Fed Dielectric Resonator Antennas for Circular Polarization
• 7.1 Introduction to the Coaxial Probe-Feeding Technique
• 7.2 CP Generation in Conventional DRAs
• 7.2.1 Dual-Feed Technique
• 7.2.2 Single-Feed Technique
• 7.2.3 Design Example for CP Generation in a Conventional DRA
• 7.3 CP Generation in Nonconventional DRAs
• 7.4 CP Generation in Multielement DRAs
• 7.5 Probe-Fed Circularly Polarized DRAs for Other Applications
• 7.6 Summary
• References
• 8 Sectorization Approach in Dielectric Resonator Antennas for Circular Polarization
• 8.1 Introduction to the Sectorization Technique
• 8.2 The Sectorization Technique in Cylindrical DRAs
• 8.2.1 Mode Nomenclature in Sectored CDRAs
• 8.2.2 Analysis of Circular Polarization in Sectored Cylindrical DRAs
• 8.3 The Sectorization Technique in Hemispherical DRAs
• 8.3.1 Past Research on Sectorization Techniques in Hemispherical DRAs
• 8.3.2 Analysis of Circular Polarization in Sectored HDRAs
• 8.4 A New CP Generation Approach in DRAs Using Sectorization.
• 8.4.1 Analysis of Circular Polarization in Modified Geometry
• 8.5 The Sectorization Technique in CP-MIMO Antennas
• 8.6 Summary
• References
• 9 The State of the Art in Circularly Polarized Dielectric Resonator Antennas
• 9.1 Circularly Polarized DRAs in Substrate Integrated Waveguide Technology
• 9.2 Techniques Using Circularly Polarized Liquid DRAs
• 9.3 Miscellaneous Research Areas in Circularly Polarized DRAs
• 9.4 Concluding Remarks
• References
• About the Authors
• Index.