Results 131 to 140 of about 2,327,371 (190)

Acoustic Path Filtering for Improved Multimode Total Focusing Method Inspection

Materials Evaluation, 2023
Total focusing method (TFM) is an ultrasonic testing (UT) technique that provides nondestructive testing (NDT) inspectors with new imaging modes, enabling more accurate detection, sizing, and representation of challenging defects. While TFM may offer convenient, nearly true-to-geometry imagery as the inspection result, it is often detrimentally ...
Benoit Lepage, Guillaume Painchard-April
openaire   +1 more source

Fast total focusing method for ultrasonic imaging

2015 IEEE International Ultrasonics Symposium (IUS), 2015
This work deals with advanced and fast imaging techniques using phased array probes for non destructive evaluation or medical imaging. These methods employ a large amount of summations in order to focus at each pixel of the reconstruction image, which often represent a prohibitive computational cost. We present two acceleration methods, i.e.
Ewen Carcreff   +2 more
openaire   +1 more source

Fast total focusing method by a migration approach

2015 IEEE Far East NDT New Technology & Application Forum (FENDT), 2015
The Total Focusing method is an efficient approach to perform ultrasonic imaging of industrial components. It consists in focusing at each point of a reconstruction area by applying coherent summations. The main issue of this method is the computation time which makes real-time imaging difficult for large images.
Ewen Carcreff   +2 more
openaire   +1 more source

Ultrasonic Inspection of Weld Defects Using Total Focusing Method

2021
Ultrasonic arrays have been widely employed in industrial applications because of their ability to perform quick inspections for detection and characterization of flaws. The total focusing method (TFM) is an advanced ultrasonic imaging technique that utilizes the full matrix capture (FMC) data of the phased array elements to generate a high-resolution ...
Lalith Sai Srinivas Pillarisetti   +1 more
openaire   +1 more source

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