This book investigates in detail the antenna optimization method with binary coding and their applications to antenna design. It introduces the binary coding principle and optimization method, the method of binary coding corresponding to geometry structure. In further, the designs by binary coding optimization method of following items are introduced, including multi-frequency antenna based on binary coding, low profile RFID tag antenna on metal, wideband directional antenna with low profile, mmWave antenna and UWB antenna. Additionally, improved hexagon unit to antenna optimization by binary coding method is given, and a new method of antenna design based on optimization of linear motion trajectory is presented in the end.This book proposes an automatic optimization method of meshed antenna based on binary coding, reduce the artificial a priori influence and find the best antenna. The book is intended for undergraduate and graduate students who are interested in antenna technology, researchers investigating high performance antenna, and antenna design engineers working on new antenna and the applications.
Author(s): Junping Geng, Ronghong Jin
Series: Modern Antenna
Publisher: Springer
Year: 2022
Language: English
Pages: 166
City: Singapore
Preface
Contents
About the Authors
Abbreviations
List of Figures
List of Tables
1 Introduction
1.1 Background and Demand
1.2 Research Development of the Optimum Antenna Design
1.2.1 Antenna Optimization
1.2.2 Antenna Optimization Based on AI
1.3 Developing Trend and Problem Faced
1.3.1 The Developing Trend to Antenna Optimization
1.3.2 The Problem Faced in the Developing
1.4 Content and Construction of the Book
References
2 Binary Coding and Optimization Method
2.1 Binary Coding and Construct the Antenna
2.1.1 Binary Coding Method
2.1.2 Construct the Binary Coding Shape from Zero
2.1.3 Construct the Binary Coding Shape from the Whole Metal
2.2 PSO
2.2.1 The Basic Principle of Particle Swarm Optimization
2.2.2 The Basic Steps of Particle Swarm Optimization
2.3 Improved PSO
2.3.1 General Particle Swarm Optimization
2.3.2 Comprehensive Learning Particle Swarm Algorithm (CLPSO)
2.3.3 Disadvantages of CLPSO
2.3.4 Adaptive-Comprehensive Learning Particle Swarm Algorithm (A-CLPSO) [11]
2.4 Genetic Algorithm (GA)
2.5 Summary
References
3 Multi Frequency Antenna Design Based on Binary Coding
3.1 Introduction
3.2 Semi-automatic Design of Antenna with the Aid of A-clpso
3.2.1 Grid Setting in Rough Design
3.2.2 A-CLPSO Instead of GA for the New Grid Setting
3.2.3 The Fitness Function
3.2.4 Prototype Modification
3.2.5 Further Adjustment
3.2.6 Optimized Result
3.3 Experiment Result
3.4 Summary
References
4 Design Low Profile RFID Tag Antenna on Metal with Binary Coding Optimization Method
4.1 Introduction
4.2 The Basic Binary-Coding Structure for Antenna
4.3 Implement of A-CLPSO and Generation of the Patch Antenna with Carved Middle Ground
4.3.1 Parameters of the Antenna Design
4.4 RFID Tag Antenna is Optimized by Multi Objective Function and Other Algorithm
4.5 Summary
References
5 Design Wideband Directional Antenna with Low Profile by Binary Coding Optimization Method
5.1 Design of Directional Broadband Circularly Polarized Helical Antenna Based on Involute Coaxial Line Feeding
5.1.1 Antenna Structure
5.1.2 Simulation Results and Analysis
5.1.3 Analysis of Simulation and Measured Results
5.1.4 Analysis of Reflection and Transmission Characteristics of Parasitic Layer
5.2 Design of Directional Broadband Circularly Polarized Helical Antenna Based on Parallel Two-Line Feed
5.2.1 Antenna Structure
5.2.2 Simulation Results and Analysis
5.2.3 The Experiment Results Analysis
5.2.4 Analysis of Reflection and Transmission Characteristics of Parasitic Layer
5.3 Summary
References
6 Design mm Wave Antenna by Binary Coding Optimization Method
6.1 Introduction
6.2 Binary Coding Proccess
6.3 Geometry Structure of Antenna
6.4 Result Analysis
6.4.1 The Experiment Results of Antenna Element
6.4.2 The Experiment Results of Array
6.5 Summary
References
7 Design UWB Antenna by Binary Coding Optimization Method
7.1 Introduction
7.2 UWB Antenna Parameter Optimization Based on Traditional Method
7.2.1 Selection of Fitness Function
7.2.2 Structural Parameter Optimization Process
7.2.3 Optimization Results
7.3 Automatic Design of UWB Antenna Based on GA and FDTD
7.3.1 Automatic Structure Design Process
7.3.2 Design Result
7.4 Automatic Design of Band-Stop UWB Antenna Based on GA
7.4.1 Structural Design Process
7.4.2 Design Result
7.5 Automatic Design of UWB Antenna Based on GA and PSO Hybrid Algorithm
7.5.1 Automatic Design Process of Hybrid Evolutionary Algorithm
7.5.2 Design Result
7.6 Summary
References
8 Improved Hexagon Unit to Antenna Optimization by Binary Coding Method
8.1 Introduction
8.2 The Binary Coding Method and the Model and Geometry Structure of Antenna
8.2.1 Binary Coding with Hexagon Unit
8.2.2 Antenna Prototype and Optimization
8.3 Result Analysis
8.4 Summary
References
9 Antenna Design Based on Optimization of Linear Motion Trajectory
9.1 Application of Bezier Curve in Antenna Design
9.2 Curve Filling
9.3 Optimal Design and Smooth Curve
9.4 Optimization Results and Analysis
9.4.1 Optimization Goal
9.4.2 Fitness Function
9.4.3 The Optimization Results
9.4.4 Physical Photo
9.4.5 Simulation and Measurement Results
9.5 Summary
References
