RF, Microwave and Millimeter Wave Technologies

✍ Scribed by Hemant Kumar, E. S. Gopi

• Publisher: Springer
• Year: 2024
• Tongue: English
• Leaves: 196
• Category: Library

✦ Synopsis

This book provides in-depth exposure to emerging technologies and recent advancements in RF, Microwave, and Millimetre Wave Technologies. The book covers the basic concepts along with the recent advancements in designing and developing antennas and circuits for the latest technologies. The concepts of mode compression, Full Duplex communication, massive MIMO, frequency selective surfaces, reflectarrays, and metasurfaces have been discussed in detail. Various types of antennas, such as electrically small antennas, textile antennas, dielectric resonator antennas, etc., to be used for the latest wireless devices, RFID applications are also thoroughly explored. The concept of machine learning to develop data-driven models for antenna design is also discussed briefly to provide readers with an introduction to the ML algorithms. The readers will be able to understand the theoretical concepts and practical design aspects of various antennas, high-frequency circuits, and device modeling. The target audience includes but is not limited to undergraduates, post-graduates, research scholars, academicians, scientists, and professionals who are interested in getting the latest knowledge in the field of RF, Microwave, and Millimetre Wave Technologies.

✦ Table of Contents

Contents
Introduction to Important Concepts of RF, Microwaves, and mm Waves Technologies
1 Introduction
2 RF, Microwaves and mm Waves
3 Characteristic Features of High-Frequency Waves
3.1 Wider Bandwidth
3.2 Insertion Phase of Components/Interconnects
3.3 Higher Antenna Gain
3.4 Distributed Elements/Components
3.5 Characteristic Impedance
3.6 Resonance Phenomena
4 Applications
4.1 Radar
4.2 Wireless Communication System
4.3 Satellite Wireless System
4.4 Scientific Applications
4.5 Industrial/Medical Applications
References
Finite Circular Ground Plane Effects: A Case Study of Monopole Antenna
1 Introduction
2 Design Specifications
3 Parametric Analysis
3.1 Effect on the Resonance Frequency of a Monopole Antenna
3.2 Effect on the Input Impedance of Monopole Antenna
3.3 Effect on the Radiation Pattern of a Monopole Antenna
3.4 Effect on the Directivity of a Monopole Antenna
4 Conclusions
References
Mode Compression Theory: Dipole Antennas
1 Introduction
2 Dipole Antenna
3 Stub-Loaded Dual-Mode Dipole Antenna
3.1 Need and Concept of Stub Loading
3.2 Antenna Geometry and Parametric Analysis
3.2.1 Variation in Stub Length Ls
3.2.2 Effect of Variation in Stub Width Ws
3.2.3 Variation in Stub Location S
3.3 Optimized Stub-Loaded Dual-Mode Dipole Antenna
4 Bent Stub-Loaded Dual-Mode Dipole Antennas
5 Summary
References
Multiple Resonator –Loaded Electrically Small Antennas for Wireless Devices
1 Introduction
2 Multiple Stub Resonator–Loaded Triple-Band Electrically Small Antenna
2.1 Design of Compact Triple-Band Antenna
2.1.1 Designs to Achieve Resonance Within the DCS Band
2.1.2 Design to Achieve Resonance at WiMAX and 5G New Radio-n77/n78 Bands
2.2 Working Principle of Multiple Stub–Loaded Triple-Band ESA
2.3 Compact Triple-Band ESA: Impedance and Radiation Characteristics Measurements
3 Multiple Resonator–Loaded Wideband ESA
3.1 Compact Antenna for 5 GHz WLAN Band
3.1.1 Tuning Impedance for 5 GHz WLAN Band
3.2 Dual-Band Compact ESA (Antenna-2)
3.2.1 Bandwidth Improvement by Merging Resonating Modes
3.3 Compact Dual-Band ESA: Impedance and Radiation Characteristics Measurement
4 Conclusion
References
Textile Antennas for RFID Applications
1 Introduction
2 3D Antennas
3 2D or Planar Antennas
4 Conformal Antennas
5 Textile Antennas
5.1 Materials for Textile-Based Antennas
5.2 Feeding/Connection Strategies for Textile-Based Antennas
5.3 Textile-Based Antennas for RFID
6 Conclusion
References
Recent Trends in the Design and Development of Dielectric Resonator Antennas
1 Introduction
1.1 Dielectric Resonators
1.2 Dielectric Resonator Antennas (DRAs)
2 Recent Trends in the Design and Development of Dielectric Resonator Antennas
3 Conclusion
References
A Low-Profile Perturbed Convex Conformal CDRA
1 Introduction
2 Antenna Design and Analysis
3 Antenna Design Methodology
4 Parametric Study
5 Results and Discussion
6 Conclusion
References
Reflectarray Antenna Designs
1 Introduction
2 Reflectarray Design
2.1 Conventional Reflectarray Design Process
2.2 Offset-Fed Metal-Only Reflectarray Antennas
2.2.1 Results
2.3 Dielectric Reflectarray Designs
2.3.1 Results
3 Conclusion
References
Antennas for Full-Duplex Communication: State of the Art and Way Forward
1 Introduction
2 FD Antenna Design and SIC Techniques
2.1 Layered Multi-radiator FD Antenna with SIC Using NFDS and DGS
2.1.1 Explanation of Decoupling Mechanism in Proposed Two-Port Antenna
2.1.2 Prototype Fabrication and Measurement Results
2.2 Planar Multi-radiator FD Antenna with SIC Using Field Confinement Method
2.2.1 Parametric Studies and Experimental Results
2.3 Planar Shared-Radiator FD Antenna with SIC Using Vias and Stub Resonator
2.3.1 Parametric Studies and Experimental Results
3 Conclusion
References
Understanding Metasurface-Based Microwave Absorbers Using Transmission Line Theory
1 A Brief Historical Perspective on Microwave Absorbers and Anechoic Chambers
2 Salisbury Screen and Its Analysis Using Plane Waves and Transmission Line Theory
3 Profile Reduction of Salisbury Screen Using Metasurfaces
3.1 Concept of Jaumann Absorbers
3.2 Synthesizing Electrically Thin Absorbers Using High-Impedance Metasurfaces
3.3 Equivalent Circuit Model for Metasurface Absorbers
4 RCS Reduction Using Metasurface Absorbers
5 Conclusion
References
Frequency-Selective Surface and Its Applications in RadomeTechnology
1 Introduction
2 Equivalent Circuit Analysis
3 Radome Structure
4 FSS-Based Radome Structure
5 Literature Review of FSS-Based Radome
6 Conclusion
References
Algorithmic Applications for Massive MIMO Technology
1 Introduction
2 Proposed Algorithms in MIMO Applications
2.1 Obstacle Detection: Rule-Based Approach
2.1.1 Problem Definition
2.1.2 Detection of Target
2.1.3 An Algorithm for Cognition
2.2 Human Activity Classification: Learning-Based Approach
2.2.1 Analysis of Machine Learning Algorithms
2.2.2 Analysis of Deep Learning Algorithms
3 Conclusion
References
Regression Model for Antenna Design
1 Linear Basis Regression Using Parametric Approach
1.1 Least Square Technique
1.2 Maximum Likelihood Estimation
1.3 Bayes Technique
2 Gaussian Smoothing
3 Gaussian Process Technique
4 Intuitive Understanding on the Impact of Number of Data on Estimating w
5 Conclusion
References
Index