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| Number | Title | Issue Date |
| 7654142 | Method of imaging using topologic energy calculation The method for obtaining an image of a part to be inspected includes the steps of determining, by simulation, the ultrasonic field (s0) generated by the propagation of a wave in a flawless reference part; transmitting an ultrasonic wave toward the part to... | 02/02/2010 |
| 7617731 | Ultrasonic measuring apparatus and ultrasonic measuring method An ultrasonic measuring method includes the steps of: receiving ultrasonic waves, which have been transmitted by a spread spectrum technique using mutually different codes, at first and second receivers, thereby generating first and second received signals, respecti... | 11/17/2009 |
| 7617730 | Ultrasonic inspection and repair mode selection In a method of inspecting a structure, a two-dimensional array of sensors is disposed onto a surface, ultrasonic pulses are sent into the surface, and echo signals are received. An image of damage within the structure is graphically displayed, a determination of whe... | 11/17/2009 |
| 7603905 | Magnetic navigation and imaging system A system for imaging and magnetically navigating a medical device within an operating region in a subject's body includes a first C-arm and a second C-arm. The system includes an imaging beam source and an imaging beam receiver mounted on the first C-arm disposed on... | 10/20/2009 |
| 7552640 | Method for inspection of metal tubular goods A method for inspection of tubular goods includes using ultrasonic detection means to obtain wall thickness measurement of discrete sections of a tubular good and recording each measurement in association with both the longitudinal and circumferential position at wh... | 06/30/2009 |
| 7513160 | Digital pulsed phase locked loop A digital pulsed phase locked loop (DPPLL) provides exact measurements of echo phase, time, and/or position delay as well as echo amplitude. These exact measurements provide better and more reliable results that directly benefit the many real world applications for ... | 04/07/2009 |
| 7506546 | Digital log amplifier for ultrasonic testing The invention provides an ultrasonic object inspection system for measuring the physical properties of a test object which includes a pulse generator for sending an electrical pulse signal to a transducer. The transducer then applies an ultrasonic signal to the test... | 03/24/2009 |
| 7503218 | Methods and system for ultrasound inspection Methods and apparatus for fabricating a component is provided. The method includes receiving an ultrasound image of the component, selecting a subimage that includes a first surface of the component and an inspection area of the component, combining a filtered subim... | 03/17/2009 |
| 7469589 | Method and device for determining the limpness of sheet material by means of ultra-sound The invention relates to an apparatus used in a method for determining the limpness of sheet material, in particular of bank notes, wherein the sheet material is irradiated with sound waves, sound waves emanating from the sheet material are captured and the limpness... | 12/30/2008 |
| 7461554 | Digital time variable gain circuit for non-destructive test instrument In a non-destructive test instrument, there is provided a time variable gain (TVG) amplifier wherein the gain of the amplifier is dynamically changed to optimize the amplitude of a flaw echo signal. The TVG digital memory for a given TVG curve specifies and controls... | 12/09/2008 |
| 7444875 | Real time visualization of shear wave propagation in soft materials with sonoelastography An ultrasound system visualizes shear wave propagation in real time by slowing down the propagation of the shear wave as seen by the ultrasound probe. The shear wave source propagates shear waves into the medium at a frequency ω. The ultrasound probe is vibrated by... | 11/04/2008 |
| 7430911 | Method of detecting and analyzing changes in the external loading conditions of a structure A method for both detecting and analyzing a change in the loading condition of a structure. A flexible substrate is employed, in which a distributed network of sensors is built. This substrate is either affixed to the surface of the structure, or built within it, so... | 10/07/2008 |
| 7428842 | Phased array ultrasonic testing system and methods of examination and modeling employing the same A phased array ultrasonic testing system is for examining turbine disc bores and blade attachments for discontinuities, such as stress corrosion cracking. The system is particularly suited to perform an accurate and efficient inspection of components despite their h... | 09/30/2008 |
| 7424827 | Inspecting method of elastic body, inspecting apparatus thereof, and dimension predicting program thereof In an inspecting method of a piezoelectric/electrostrictive actuator having a piezoelectric/electrostrictive element and two or more electrodes, the frequency response characteristics is picked up when a vibration is given to the piezoelectric/electrostrictive actua... | 09/16/2008 |
| 7421900 | Ultrasonograph, ultrasonic transducer, examining instrument, and ultrasonographing device An ultrasonograph, an ultrasonic transducer, an inspection device, and an ultrasonic imaging device enabling easy and quick inspection and high-resolution or high-speed processing are provided. Barium titanate (BaTiO3) or lead zirconate titanate (PZT) is ... | 09/09/2008 |
| 7401518 | Method for inspection of metal tubular goods A method for inspection of tubular goods includes using ultrasonic detection means to obtain wall thickness measurement of discrete sections of a tubular good and recording each measurement in association with both the longitudinal and circumferential position at wh... | 07/22/2008 |
| 7403871 | Extraction of imperfection features through spectral analysis Autonomous non-destructive inspection equipment provides automatic and/or continuous inspection and evaluation of a material under inspection. The inspection equipment preferably comprises at least one detection sensor and at least one detection sensor interface for... | 07/22/2008 |
| 7389692 | Digital log amplifier for ultrasonic testing The apparatus and method of the present invention provides a plurality of linear amplifiers simultaneously processing an ultrasonic signal. Each amplifier of the plurality of linear amplifiers has a predetermined gain level suitable for achieving the desired output ... | 06/24/2008 |
| 7389693 | Methods and apparatus for porosity measurement A method for non-destructively inspecting a composite structure with a single ultrasonic transducer includes determining a calibration amplitude of ultrasonic transmissions emitted by the single ultrasonic transducer to a reflector in a fluid-filled immersion tank a... | 06/24/2008 |
| 7383731 | Deep-fry oil quality sensor A cooking oil quality sensing apparatus and system includes an acoustic wave sensor composed of one or more acoustic wave transducers configured upon a piezoelectric substrate such that when the acoustic wave sensor is in contact with cooking oil, the sensor generat... | 06/10/2008 |
| 7383732 | Device for inspecting micro structure, method for inspecting micro structure and program for inspecting micro structure Test sound wave is outputted from a speaker. A movable part of a three-axis acceleration sensor, which is a micro structure of a chip to be tested TP, moves due to the arrival of the test sound wave which is compression wave outputted from the speaker, that is, due ... | 06/10/2008 |
| 7383733 | Method and apparatus for the sonic detection of high pressure conditions in a vacuum switching device A method and apparatus for detecting a high pressure condition within an interrupter includes introducing high intensity ultrasonic sound into the outer wall of a vacuum interrupter through a sonic wave guide, then listening for the reflected and retransmitted respo... | 06/10/2008 |
| 7383730 | Methods for determining velocity of a stress wave within a material and homogeneity of properties within the material Methods for evaluating properties of a material are provided. In a first method, the velocity of a stress or sound wave is calculated by measuring the time of flight of the stress/sound wave induced into the material. The resonance of the material is also measured a... | 06/10/2008 |
| 7380455 | System and method for resolving phase ambiguity of a transducer array to determine direction of arrival of received signals System and method for resolving phase ambiguities of various transducer arrays, including non-coplanar interferometer antennas on an aircraft skin, in order to determine the direction of arrival of a signal received by the array and emitted by a source remote from t... | 06/03/2008 |
| 7377170 | System and method for the identification of chemical mechanical planarization defects The present invention presents a novel application of a wavelet-based multiscale method in a nanomachining process chemical mechanical planarization (CMP) of wafer fabrication. The invention involves identification of delamination defects of low-k dielectric layers ... | 05/27/2008 |
| 7373822 | Method for evaluating a weld joint formed during a welding process A method for evaluating, during a welding process, a welded joint as it is forming between at least two parts of a joint using at least one ultrasonic transmitter sound penetrating the region of the forming welded joint with ultrasonic waves and at least one ultraso... | 05/20/2008 |
| 7370534 | Multiangle ultrasound imager Systems and methods to obtain an ultrasonic image of a large detection area are disclosed. A system includes a source of ultrasound generating ultrasonic energy and projecting the ultrasonic energy from a projecting end and an adapter interfaced to the projecting en... | 05/13/2008 |
| 7370532 | RF communications method and system for laser ultrasonic testing A system including a processor, a high-energy density system linked to the processor, and a communicator linked to the processor. The communicator comprehensively integrates a plurality of hardware and software functions associated with operating the high-energy den... | 05/13/2008 |
| 7363817 | System and technique for detecting the presence of foreign material Systems and techniques for detecting the presence of foreign material in food utilizing optical backlighting and/or ultrasonic inspection are presented. In optical backlighting, a substantially monochromatic light source optically backlights a food stream with sourc... | 04/29/2008 |
| 7355140 | Method of and apparatus for multi-stage sorting of glass cullets A method and system for sorting different colored objects, preferably glass cullets, into separate groups of same colored objects comprising a plurality of sorting devices for receiving an input feed of different colored objects and sorting the different colored obj... | 04/08/2008 |
| 7351929 | Method of and apparatus for high speed, high quality, contaminant removal and color sorting of glass cullet A system for sorting a mixed stream of different colored cullet into separate groups of same colored cullet comprises a light emitting source for transmitting light, such as white light, through a cullet, and a camera having a plurality of pixels for receiving light... | 04/01/2008 |
| 7353056 | Optimized switching configurations for reconfigurable arrays of sensor elements The reconfigurable ultrasound array disclosed herein is one that allows groups of subelements to be connected together dynamically so that the shape of the resulting element can be made to match the shape of the wave front. This can lead to improved performance and/... | 04/01/2008 |
| 7348788 | Probing card and inspection apparatus for microstructure A probing card and an inspection apparatus which precisely inspect a microstructure having a minute moving section by a simple method are provided. A probing card (6) has a speaker (2), and a circuit substrate (100) which fixes a probe (4... | 03/25/2008 |
| 7341758 | Method for preparing and ultrasonically testing a thermal-spray coated article An article having a thermal-spray coating thereon is prepared by thermally spraying a coating material onto a surface of a substrate article. The coated article is nondestructively tested by directing a transmitted ultrasonic signal into the coated article, receivin... | 03/11/2008 |
| 7342665 | System and method for control of paint thickness The invention is directed to a system and method for implementing process control for paint thickness using sonic NDE techniques. The system may, for example, generate ultrasound waves in a test object during the manufacturing process. A detector such as an interfer... | 03/11/2008 |
| 7337672 | Method for inspecting grinding wheels This invention discloses a method of evaluating the internal structure of a grinding wheel through ultrasonic inspection. ... | 03/04/2008 |
| 7339521 | Analytical instruments using a pseudorandom array of sources, such as a micro-machined mass spectrometer or monochromator Novel methods and structures are disclosed herein which employ pseudorandom sequences to spatially arrange multiple sources in a pseudorandom source array. The pseudorandom source array can replace the single source in analytical instruments relying on spatial separ... | 03/04/2008 |
| 7334479 | Systems and methods for non-contact measuring sputtering target thickness ultrasonics A method and apparatus for ultrasonically measuring the thickness of sputter targets of varying shapes. An immersion bubble (32) and transducer (36) provide pulses to a front surface (24) and a front surface/bonded surface (26) interface ... | 02/26/2008 |
| 7331233 | Method and apparatus for ultrasonic sizing of particles in suspensions A particle size distribution monitor, comprising: a transducer adapted to be a source of ultrasonic energy and positioned in contact with a suspension containing a percent by volume of particles in a liquid, the transducer transmitting ultrasonic energy through the ... | 02/19/2008 |
| 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 including plural ultrasonic transducers for transmitting ultrasonic ... | 02/19/2008 |