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7600442 |
Ultrasonic probing method and apparatus therefor utilizing resonance phenomenon
A flaw Z with a long probing length inside a probing target is allowed to be probed. The waves other than the probing target waves are removed or reduced, so that the individual difference in the...
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7549339 |
Inverse thermal acoustic imaging part inspection
A method of identifying a flaw in a part is provided that includes vibrating a part to induce heat. The heat originates in any flaws in the part. A thermal image is obtained using, for example, an...
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7472597 |
Ultrasonic imaging device and the information processing method thereof
An ultrasonic imaging device, comprising: a receiver, for receiving ultrasonic signals which carry information about human body; a processor, for analyzing and processing the received ultrasonic...
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7454973 |
Ultrasonic inspection method and ultrasonic inspection equipment
In the ultrasonic inspection method and equipment, a high-resolution and high-S/N-ratio inspection image can be speedily acquired with ease-of-operability. Inspection of the inside of the...
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7441446 |
Method and apparatus for determining surface characteristics by using SPM techniques with acoustic excitation and real-time digitizing
By digitizing the UFM signal without using a lock-in amplifier, substantially all of the information initially contained in the UFM output signal may be maintained and may then be used for further...
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7331234 |
Ultrasonic imaging method and ultrasonic imaging apparatus
An ultrasonic imaging method and apparatus capable of obtaining image information at a high volume rate and improving resolution. The ultrasonic imaging apparatus has an ultrasonic transducer array...
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7302850 |
Ultrasonic diagnostic apparatus and image processing apparatus
An ultrasonic diagnostic apparatus that performs high acoustic pressure and low acoustic pressure ultrasonic transmissions by switching at predetermined timing in the enhanced ultrasonography, and...
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7263888 |
Two dimensional phased arrays for volumetric ultrasonic inspection and methods of use
The present disclosure provides for the application of a two-dimensional ultrasonic phased array ( 100 ), formed of a plurality of transducers ( 102 ) arranged in a rectilinear pattern, for...
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7204148 |
Acoustic wave touch detecting apparatus
Two groups of inclined lines, which are included in a spurious wave scattering means, are formed at opposite angles with respect to each other in the vicinity of an upper edge of a substrate. The...
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7124635 |
Evaluation method for coefficient of thermal expansion of ultra-low-expansion glass material
By measuring, for an ultra-low-expansion glass material, the frequency dependence of acoustic velocities and attenuation coefficients of bulk waves (longitudinal waves and shear waves), and the...
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7104132 |
Acoustic coupling with a fluid bath
An apparatus examines the internal structure of an object disposed substantially in a medium such as air. The apparatus has an acoustic transducer assembly that emits and receives acoustic signals...
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7055389 |
Acoustic coupling with a fluid retainer
An apparatus examines the internal structure of an object disposed substantially in a medium such as air, which essentially totally reflects acoustic signals in the 1-200 MHz frequency range. The...
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7038780 |
Method for sensing acoustic energy
A method for sensing acoustic energy as the energy passes from a more dense to a less dense medium while compensating for energy level loses that may have occurred along the acoustic path of the...
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6973832 |
Acoustic coupling with a fluid bath
An apparatus examines the internal structure of an object disposed substantially in a medium such as air, which essentially totally reflects acoustic signals in the 1-200 MHz frequency range. The...
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6951134 |
Flowing fluid acoustic coupling
An apparatus examines the internal structure of an object disposed substantially in a medium such as air, which essentially totally reflects acoustic signals in the 1–200 MHz frequency range. The...
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6840107 |
Acoustic microscope
An acoustic microscope is disclosed having an acoustic lens formed of fused metal and glass. A high speed analogue to digital converter and a pulse generator/receiver are also disclosed. Automated...
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6786098 |
Material analysis
Material analysis apparatus and method, particularly of use in detecting barely visible impact damage but also of use to detect other material characteristics. The apparatus includes a function...
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6709395 |
System and method for electronically altering ultrasound scan line origin for a three-dimensional ultrasound system
A system and method for individually varying the orientation of scan lines in at least two dimensions in an ultrasound scan are disclosed. In one embodiment, the invention includes a system for...
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6668653 |
Method and apparatus for measuring LSAW propagation characteristics
The temperature distribution in water is measured by two thermocouples to obtain a temperature compensating parameter. Under measurement conditions where the temperature distribution in water...
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6651502 |
Method for acoustic imaging of a tubular shape
A method for acoustic imaging of a tubular shape, the tubular shape having an outer surface and an inner surface. The method includes directing an ultrasonic beam through a focusing lens. The...
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6622560 |
Ultrasound imaging method and apparatus based on pulse compression technique using a spread spectrum signal
An ultrasound imaging method forms an image of an object using signals reflected from the object after transmitting an ultrasound pulse to the object. In the method, at a first step, a...
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6615662 |
Three-dimensional ultrasonic scan probe
A plurality of ultrasonic transducer elements are arranged on the top surface of a probe, which is a concave spherical surface, so that ultrasonic beams transmitted from the ultrasonic transducer...
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6543287 |
Method for acoustic imaging by angle beam
A method for acoustic imaging by angle beam, which includes generating a sound wave, coupling the wave at an angle to a first surface of a test piece via a physically continuous path. The test...
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6532819 |
Wideband piezoelecric transducer for harmonic imaging
The present disclosure relates to an imaging system for harmonic imaging of an object in a medium. The system comprises a transducer formed of a single crystal of a piezoelectric material, a...
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6427536 |
Method and system for measuring anisotropic material properties
A method and system for determining material properties of a cross-section of an anisotropic sample material. An ultrasonic signal is applied to the surface of the anisotropic sample material,...
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6393916 |
Ultrasonic inspection method and system
An ultrasonic inspection method for determining acceptability of material for microstructurally sensitive applications comprises providing a material, directing ultrasonic energy of ultrasonic...
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6389885 |
Ultrasonic microscope for imaging the internal regions of a sample body
An ultrasonic microscope for acquiring data from internal regions of a sample body is provided. The ultrasonic microscope includes an ultrasonic transmitter for providing a point source of...
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6378376 |
Ultrasound transducer mounting assembly
The present invention provides a mounting assembly, for use with an ultrasound transducer attached to an ultrasound machine, for determining the spacial relationship between a succession of 2D...
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6374675 |
Acoustic microscopy die crack inspection for plastic encapsulated integrated circuits
A novel method of non-destructive die crack inspection of a plastic encapsulated integrated circuit (PEIC) uses a scanning acoustic microscope, such as a C-mode scanning acoustic microscope. To...
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6374674 |
Ultrasonic diagnostic apparatus
An ultrasonic diagnostic apparatus wherein a three dimensional space is scanned by ultrasonic beams and echo signals are received simultaneously in parallel to produce ultrasonic information....
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6318179 |
Ultrasound based quantitative motion measurement using speckle size estimation
An ultrasound system determines the relative movement in a first direction (F1) of first matter, such as blood flow, and second matter, such as an artery wall, in a subject under study (S). A beam...
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6305226 |
Method and apparatus for imaging acoustic fields in high-frequency acoustic resonators
This invention relates to a method and apparatus for imaging acoustic fields in high-frequency acoustic resonators. More particularly, the invention is directed to a scanning RF mode microscope...
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6279397 |
Method and apparatus for focusing propagating wave paths of a phased array in spherically-bounded materials
The present invention relates to a method and apparatus for focusing ultrasonic waves that are propagated from a phased array toward a spherically-bounded object so that they arrive at a...
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6089095 |
Method and apparatus for nondestructive inspection and defect detection in packaged integrated circuits
A method and apparatus for nondestructive inspection of packaged integrated circuits and defect detection in the integrated circuits. In a scanning acoustic microscopy system, a packaged integrated...
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5922961 |
Time and polarization resolved acoustic microscope
An acoustic microscope system is provided for analyzing the properties of a olid sample with fluid coupling. The system includes a transducer comprising a curved active piezoelectric element and an...
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5840023 |
Optoacoustic imaging for medical diagnosis
The laser optoacoustic imaging system described herein utilizes time-resolved measurement of profiles of laser-induced transient pressure (acoustic) waves. The pressure waves are emitted by...
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5834648 |
Method for identifying a compound using an acoustic microscope
A non-destructive method of identifying a type of compound in a sample using an acoustic microscope, particularly, identifying the type of compound used in an integrated circuit package by...
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5641906 |
Apparatus and method for automated non-destructive inspection of integrated circuit packages
An apparatus and method are disclosed for producing acoustical reflected images from selected planes within an integrated circuit package to detect flaws within the package.
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5631425 |
Method for identifying molding compound using an acoustic microscope
A non-destructive method of identifying a type of molding compound in a sample using an acoustic microscope, particularly, identifying the type of molding compound used in an integrated circuit...
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5600133 |
Structural analyzer using acousto-optic sensor
An acousto-optic damage detector and locator uses acoustic energy propagated through a structure to modulate light transmitted through an optical fiber whereby the character of acoustic signals...
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5585556 |
Method and apparatus for performing measurements while drilling for oil and gas
A method and equipment are described for performing measurements while drilling for oil or gas, in particular VSP-measurements employing a seismic source together with sensors such as hydrophones...
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5563345 |
Device for ultrasonic identification of fingerprints
A device for identifying fingerprints by use of ultrasound having an electronic evaluating circuit, a hollow cylinder of length L with a cover and a base plate, wherein the ultrasonic speed through...
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5553499 |
Ultrasonic microscope having an automatic focusing adjustment mechanism
Ultrasonic wave converged by an acoustic lens is made incident onto a sample and wave reflected from the sample is received and converted into received electric signal by a transducer. A part of...
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5549003 |
Method and apparatus for visualization of internal stresses in solid non-transparent materials by ultrasonic techniques and ultrasonic computer tomography of stress
A process and apparatus for visualization of internal stresses in solid mrials by an acoustic microscope (10) connected to an (5) having a circular or spherical transmitting and receiving surface...
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5546807 |
High speed volumetric ultrasound imaging system
A high speed method for presenting display of images obtained from a volumetric scanner in which multiple slices of object space are displayed simultaneously in real time thereby enabling a viewer...
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5540097 |
Ultrasonic microscope apparatus
In an ultrasonic microscope apparatus, an ultrasonic pulse transmitter-receiver emits an ultrasonic wave irradiated on a sample, receives an echo from the sample, and emits an electric output...
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5481918 |
Acoustic lens system
An acoustic lens system is constructed so that at least one surface of acoustic lenses constituting the acoustic lens system is an aspherical surface, which has such a shape that curvature...
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5454045 |
Apparatus and method for identification and recognition of an item with ultrasonic patterns from item subsurface micro-features
The present invention is a means and method for identification and recognition of an item by ultrasonic imaging of material microfeatures and/or macrofeatures within the bulk volume of a material....
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5406849 |
Method and apparatus for detecting guided leaky waves in acoustic microscopy
An apparatus and method for non-destructive examination of an interface within a body between two separate elements of the body wherein an acoustic microscope (124) has an ultrasonic transmitter...
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5402681 |
Ultrasonic micro spectrometer
An ultrasonic sensor for use in an ultrasonic micro spectrometer includes a concave surface transducer having a concave ultrasonic wave transmitting/receiving surface and a plane transducer having...
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