·Table of Contents
·Computer Processing and Simulation

A Phase Deviation Based Split-spectrum Processing Algorithm for Ultrasonic Testing in Coarse Grained Materials

Liu Zhenqing, Ta Dean, Liu Xiao
(Institute of Acoustics, Tongji University, Shanghai 200092, P. R. China)


1. Introduction

2. Theory

3. Experiment

4. Conclusion



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  3. M. G. Gustafsson, T. Stepinski. Split spectrum algorithms rely on instantaments phase
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  6. detection. IEEE trans. UFFC, 1998; 45(1): 251-256
  7. Z. Q. Liu. Signal enhancement of ultrasonic testing for coarse grained materials and its pattern
    Recognition. Ph.D. Thesis, Tongji University, Shanghai, China; September 1994.

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