Patent application number | Description | Published |
20110032800 | PHASED ARRAY ULTRASONIC CONTACT TRANSDUCER, WITH A FLEXIBLE WEDGE AND A PROFILOMETER - Phased array ultrasonic contact transducer, with a flexible wedge and a profilometer. This transducer applies to the non-destructive monitoring of an object and comprises: a set of elements that are rigidly integral with each other, at least part of the elements serving as ultrasound transmitters, a wedge whereof at least the front face is flexible to be applied against the surface of the object and the rear face of which is made integral with the set of elements, and a profilometer to measure surface variations and supply signals representative thereof to allow the transmitters to create a focused ultrasonic beam whereof the characteristics are controlled in relation to the object. | 02-10-2011 |
20120126801 | DEVICE FOR DETECTION OF AT LEAST ONE DEFECT IN A CONCAVE OR CONVEX STRUCTURE - The invention relates to a device for the detection of at least one defect in a concave or convex structure comprising an emitting part and a receiving part, in which the emitting part comprises at least one current layer ( | 05-24-2012 |
20120137761 | Device for Monitoring Metal Wires - The device ( | 06-07-2012 |
20130194895 | ULTRASOUND PROBING DEVICE, METHOD OF CONTROLLING TRANSDUCERS OF AN ULTRASOUND PROBE AND CORRESPONDING COMPUTER PROGRAM - An ultrasound probing device including: a box; a locating mechanism to provide a position of the box in relation to a reference frame associated with an object to be examined; a mechanism to determine a delay law based on focusing parameters, representing a desired position of a focal point in relation to a reference frame associated with the box; a controller to provide control signals based on the delay law; transducers attached to the box, to receive control signals and, in response, to transmit ultrasonic waves in the object respectively delayed according to the delay law to focus at the focal point defined by the focusing parameters; and a mechanism updating the focusing parameters based on predefined associations between positions on a desired path of the box in relation to the reference frame associated with the object and corresponding focusing parameter values and the position of the box. | 08-01-2013 |
20140330127 | METHOD FOR RECONSTRUCTING THE GEOMETRY OF A SURFACE OF AN OBJECT VIA ECHOGRAPHIC PROBING, CORRESPONDING COMPUTER PROGRAM AND ULTRASOUND PROBING DEVICE - A method for reconstructing geometry of an object surface via echographic probing, using an ultrasound probe including plural transducers, the method including: controlling the transducers to transmit towards the surface ultrasound waves having initial transmission delays between them; executing at least once a cycle of operations including receiving from the transducers intermediate measurement signals, correcting transmission delays of the transducers using intermediate measurement signals, and controlling the transducers to transmit towards the surface ultrasound waves having the corrected transmission delays; receiving from the transducers final measurement signals resulting from reflection of a wavefront received simultaneously on the surface; determining specular travel times between each transducer and the surface based on the final measurement signals and the corrected transmission delays; and perform geometric reconstitution of the surface based on the determined specular travel times. | 11-06-2014 |
20150212051 | METHOD FOR PROCESSING SIGNALS ACQUIRED BY ULTRASONIC PROBING, CORRESPONDING PROGRAM AND ULTRASONIC PROBING DEVICE - A method for processing ultrasonic signals includes: controlling a plurality of emission transducers for L successive emissions of ultrasonic waves; controlling N reception transducers to simultaneously receive and for a predetermined time, for each successive emission, N measurement signals; obtaining an array of ultrasonic time signals of size L×N, each coefficient K | 07-30-2015 |