Ultrasonic Array System

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Table of contents

1 INTRODUCTION 
1.1 Background
1.2 Purpose and goals
1.3 Tasks and scope
1.4 Outline of Thesis
2 THEORY 
2.1 Ultrasonic Non-Destructive Evaluation
2.2 Ultrasonic Array System
2.3 Grain Noise
2.4 Visualization of Ultrasonic Data
2.5 Introduction to Signal Processing methods in US-Toolbox
2.5.1 Grain Noise Reduction [7, 8, 9]
2.6 Split Spectrum Processing
2.6.1 The Extraction Process
2.7 Common Component Rejection
2.8 The Wiener Filter
3 ULTRASONIC IMAGE AND SIGNAL TOOLBOX 
3.1 Introduction
3.1.1 Guide
3.2 Graphical user Interface
3.3 Load and Save functions
3.4 Processing Methods
3.5 Image presentation formats
3.6 C-scan presentation
3.7 Polynomial fit- and Adaptive Extraction
4 EVALUATION 
4.1 Introduction
4.2 Common Component Rejection
4.3 SSP Minimization
4.4 SSP Consecutive Polarity Coincidence
4.5 Wiener deconvolution
5 CONCLUSION AND FURTHER WORK 
BIBLIOGRAPHY 
APPENDIX A