Low-Cost Smart Antennas.
Material type:
- text
- computer
- online resource
- 9781119422792
- 621.3824
- TK7871.67.A33 .L86 2019
Cover -- Title Page -- Copyright -- Contents -- Preface -- Acknowledgement -- List of Abbreviations -- Chapter 1 Introduction to Smart Antennas -- 1.1 Introduction -- 1.2 Antenna Fundamentals -- 1.2.1 Antenna Impedance and Bandwidth -- 1.2.2 Radiation Patterns and Efficiency -- 1.2.3 Polarisations -- 1.3 Antenna Array Fundamentals -- 1.3.1 Array Performance Analysis -- 1.3.2 Active Reflection Coefficient and Mutual Coupling -- 1.3.3 Directivity and Beamwidth -- 1.3.4 Grating Lobe -- 1.3.5 Scan Blindness -- 1.4 Smart Antenna Architecture and Hardware Implementation -- 1.4.1 ADC and DAC -- 1.4.2 Digital Down‐Converter (DDC) -- 1.4.3 Digital Signal Processor -- 1.4.4 Field‐programmable Gate Array -- 1.5 Overview of the Book -- References -- Chapter 2 Beamforming Algorithms for Smart Antennas -- 2.1 Introduction -- 2.2 Basic Concepts for Beamforming -- 2.3 Fixed Beamformer Design -- 2.3.1 FIR Filter Based Design -- 2.3.2 Least Squares Based Design -- 2.3.3 Beam Steering -- 2.4 Adaptive Beamforming Algorithms -- 2.4.1 Reference Signal Based Beamformer -- 2.4.2 The Capon Beamformer -- 2.5 Blind Beamforming Algorithms -- 2.5.1 The Power Minimisation Algorithm -- 2.5.2 The Constant Modulus Algorithm -- 2.6 Low‐cost Adaptive Beamforming -- 2.6.1 Analogue and Digital Hybrid Beamforming -- 2.6.2 Robust Adaptive Beamforming -- 2.7 Summary of the Chapter -- References -- Chapter 3 Electronically Steerable Parasitic Array -- 3.1 Introduction -- 3.2 Theory and Operation Principle -- 3.3 Low‐cost Folded‐monopole ESPAR -- 3.4 ESPAR Antenna with Low Control Voltage -- 3.4.1 FM‐ESPAR using PIN diodes -- 3.4.2 Link Quality Test -- 3.5 Planar ESPAR Antennas -- 3.6 Case Studies -- 3.6.1 ESPAR using Monopole -- 3.6.2 Planar Ultra‐thin ESPAR -- 3.7 Summary of the Chapter -- References -- Chapter 4 Beam‐Reconfigurable Antennas Using Active Frequency Selective Surfaces.
4.1 Introduction -- 4.2 FSS Fundamentals and Active FSSs -- 4.2.1 FSS Elements -- 4.2.2 Dielectric Loading Effects -- 4.2.3 FSS Analysis Techniques -- 4.2.4 Active Metal Strip FSS -- 4.2.5 Active Slot FSS -- 4.2.6 Active FSS Biasing Techniques -- 4.3 Monopole‐fed Beam‐switching Antenna using AFSS -- 4.4 Dual‐Band Beam‐Switching Antenna using AFSS -- 4.5 3D Beam Coverage of Electronic Beam‐Switching Antenna using FSS -- 4.6 Frequency‐agile Beam‐switchable Antenna -- 4.7 Continuous Beam‐steering Antennas using FSSs -- 4.8 Case Study -- 4.9 Summary of the Chapter -- References -- Chapter 5 Beam Reconfigurable Reflectarrays and Transmitarrays -- 5.1 Introduction -- 5.2 Reflectarray and Transmitarray Design Fundamentals -- 5.2.1 Reflectarrays -- 5.2.2 Transmitarrays -- 5.3 Beam Reconfigurable Reflectarrays -- 5.3.1 Multi‐feed Reflectarray -- 5.3.2 Reflectarray with RF Switches -- 5.3.3 Reflectarray with Tunable Components -- 5.4 Beam Reconfigurable Transmitarray -- 5.5 Circularly Polarised Beam‐steerable Reflectarrays and Transmitarrays -- 5.6 Case Study -- 5.6.0 -- 5.6.0.0 -- 5.7 Summary of the Chapter -- References -- Chapter 6 Compact MIMO Antenna Systems -- 6.1 Introduction -- 6.2 MIMO Antennas -- 6.2.1 Isolation -- 6.2.2 Envelope Correlation Coefficient -- 6.2.3 Total Active Reflection Coefficient -- 6.3 Compact MIMO Antenna with High Isolation -- 6.3.1 Neutralisation Technique -- 6.3.2 Metamaterial -- 6.3.3 Decoupling Network -- 6.4 Compact MIMO Antenna with Adaptive Radiation Patterns -- 6.5 Case Studies -- 6.5.1 Increase the Physical Separation -- 6.5.2 Change the Antenna Orientation -- 6.5.3 Modify the Ground Plane -- 6.5.4 Summary -- 6.6 Summary of the Chapter -- References -- Chapter 7 Other Types of Low‐cost Smart Antennas -- 7.1 Introduction -- 7.2 Lens Antennas -- 7.2.1 Lens Antenna Basics -- 7.2.2 Millimetre‐wave Lens Antenna Design.
7.3 Retrodirective Array Antenna -- 7.3.1 Van Altta Array -- 7.3.2 Phase Conjugating Array -- 7.4 Fabry-Perot Resonator Antennas -- 7.5 Array‐fed Reflector -- 7.5.1 Operation Principle -- 7.5.2 Beam‐switching Performance -- 7.6 Multibeam Antennas based on BFN -- 7.6.1 Butler Matrix -- 7.6.2 Rotman Lens -- 7.6.3 Blass and Nolen Matrices -- 7.7 Summary of the Chapter -- References -- Index -- EULA.
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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2024. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.
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