Multibeam Phased Array Antennas as Satellite Constellation Ground Station (Modern Antenna)

Preface
	References
Contents
About the Authors
1 Introduction
	1.1 The New Era of Small Satellite Constellation
	1.2 Simultaneous Multiple Satellite Support Requirement on Ground Station
	1.3 Advantages of Phased Array Antennas as Satellite Ground Station
		1.3.1 Better Performance
		1.3.2 Higher Reliability
		1.3.3 Lower Cost
	1.4 Outline of This Book
	References
2 Phased Array Antenna Basics
	2.1 Evolution of Phased Array Antenna Architecture
	2.2 Major Components of a Phased Array Antenna
		2.2.1 Antenna Element
		2.2.2 T/R Module
		2.2.3 Beamforming Network
		2.2.4 Digital Signal Processor
		2.2.5 Cooling Equipment
	2.3 Array Pattern Synthesis
		2.3.1 Array Factor Basics
		2.3.2 Analytical Algorithms for Array Amplitude Tapers
		2.3.3 Genetic Algorithm
		2.3.4 Particle Swarm Optimization
		2.3.5 Convex Optimization
	2.4 Summary
	References
3 Array Excitation Error Analysis
	3.1 Probabilistic Methods
		3.1.1 The Mathematical Model
		3.1.2 The Expectation of the Array Pattern
		3.1.3 The PDF of the Array Pattern
	3.2 Interval Arithmetic Methods
		3.2.1 Interval Arithmetic Basics
		3.2.2 The Cartesian IA (rIA) Method
		3.2.3 The Circular IA (cIA) Method
		3.2.4 The Polygonal IA (pIA) Method
		3.2.5 The Matrix IA (mIA) Method
		3.2.6 Numerical Examples for Performance Comparison
	3.3 Summary
	References
4 Array Excitation Error Calibration
	4.1 Calibration Methods
		4.1.1 The Near-Field Scanning Probe Method
		4.1.2 The Peripheral Fixed Probe Method
		4.1.3 The Mutual Coupling Method
		4.1.4 The Built-In Network Method
	4.2 Calibration Signal Processing Techniques
		4.2.1 Serial and Coherent Techniques
		4.2.2 Serial and Noncoherent Techniques
		4.2.3 Parallel and Coherent Techniques
		4.2.4 Parallel and Noncoherent Techniques
		4.2.5 Machine Learning Based Techniques
	4.3 Array Element Failure Diagnosis
		4.3.1 The Backward Transform Method
		4.3.2 The Pattern Mapping Method
		4.3.3 The Matrix Inversion Method
		4.3.4 The Compressed Sensing/Sparse Recovering Method
	4.4 Summary
	References
5 Some Key Design Issues for Satellite Ground Station Application
	5.1 Array Geometry Design for Hemispherical Coverage
		5.1.1 Pyramidal Frustum
		5.1.2 Sphere
		5.1.3 Geodesic Dome
		5.1.4 Geodesic Dome with Cylinder Base
	5.2 Multiple Beam Resource Management
		5.2.1 The Traditional Work Flowchart of Reflector Antenna
		5.2.2 The Novel Work Flowchart of Phased Array Antenna
	5.3 Space-Ground Link Analysis
		5.3.1 The Link Budget Equation
		5.3.2 Case Study for Satellite-to-Ground Downlink
		5.3.3 Case Study for Ground-to-Satellite Uplink
		5.3.4 Design Tradeoffs for the Phased Array Antenna
	5.4 Summary
	References