NDTnet 1998 May, Vol.3 No.5
Fingerprint structure imaging based on an ultrasound camera
Wieslaw Bicz et al *

This paper describes the design of an ultrasonic camera for the near surface structure observation. The work described herein is the effect of many years of research and development at Optel Ltd.
TABLE OF CONTENTS

Abstract

Introduction

Perspectives of ultrasound devices development

The idea of the ultrasonic camera operation

The design of the ultrasonic camera

Figure 2.

Impulse response of a ball
Figure 3.

Reconstruction of a ball
Figure 4.

Impulse response of a finger
Figure 5.

Reconstruction of a finger
Figure 6.

Reconstruction of a satmp

Technical solutions employed in the camera's design

Figure 7.

The Picture of the actual existing camera

Figure 8.

50ns/div
The shape of the pulse generated by of our transducer

Observations with the use of the camera

Future work


References

Authors

|Top|
|NDTnet|
Copyright © Rolf Diederichs, rd@ndt.net 1. May 1998
/DB:Article /AU:Bicz_W /AU:et_al /IN:Optel /CN:PL /CT:UT /ED:1998-05