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| Number | Title | Issue Date |
| 7371218 | Immersive portable ultrasound system and method A portable ultrasound system provides immersive viewing of images. A small, lightweight scope includes a transducer and a display. The display is adapted for viewing ultrasound images close to the eye of the user, such as within five inches or a couple feet of the e... | 05/13/2008 |
| 7317663 | Ultrasonic sensor An ultrasonic sensor has an intermediate connection member for having electrical connection between an ultrasonic transducer and a circuit board. A connection pin of the transducer supported by the intermediate connection member is prevented from being damaged when ... | 01/08/2008 |
| 7264592 | Scanning devices for three-dimensional ultrasound mammography A breast tomography scanner including a stationary chamber configured to hold fluid, a movable chamber within the stationary chamber configured to hold fluid, and breast scanning apparatus. Various configurations for housing the ultrasonic transducers are disclosed,... | 09/04/2007 |
| 7234354 | Ultrasonic probe and inspection method and system A method of inspecting a component includes immersing the component in a coupling medium with material velocity cw and immersing an ultrasonic (UT) probe having at least one transducer in the coupling medium. The UT probe has a convex lens with acoustic v... | 06/26/2007 |
| 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 and an acoustic coupler that acoustically couples the acoustic transd... | 09/12/2006 |
| 7025725 | Three-dimensional ultrasound computed tomography imaging system A three-dimensional (3-D) ultrasound computed tomography (UCT) system for providing a 3-D image of a target is presented. The 3-D UCT system includes an imaging chamber having a plurality of piezoelectric elements. The plurality of piezoelectric elements are arrange... | 04/11/2006 |
| 7022080 | Electrical and mechanical enhancements for a modular transducer system The preferred embodiments described herein provide electrical and mechanical enhancements for a modular transducer system. In one preferred embodiment, a multiplexer is provided to reduce the number of circuits required to support a given transducer configuration. T... | 04/04/2006 |
| 6974417 | Ultrasound transducer array This invention relates to an ultrasonic transducer array for non-destructive imaging and inspection of materials, suitable for applications such as bio-medical imaging. According to the invention, the transducer has at least one electrode comprising an array of elec... | 12/13/2005 |
| 6963727 | Direct-path-signal detection apparatus and associated methods Direct-path-signal (DPS) detector circuitry includes a standard deviation calculator circuitry configured to determine a standard deviation of a plurality of data values within a data frame. The data frame corresponds to a radio-frequency signal received via a commu... | 11/08/2005 |
| 6936496 | Nanowire filament A method of manufacturing a nanowire filament includes forming and fusing actions. In a forming action, close proximity conductors are formed. In another forming action, a junction oxide is formed between the close proximity conductors. In a fusing action, a nanowir... | 08/30/2005 |
| 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 elements will intersect at a point coincident with the cent... | 09/09/2003 |
| 5515298 | Apparatus for determining surface structures For determination of surface and special surface characteristics of an object, e.g. a fingerprint, the finger tip is placed on a convex surface of a support which is irradiated through a liquid or solid medium with spherical ultrasonic waves from a point ... | 05/07/1996 |
| 5505203 | Method and apparatus for automatic transducer selection in ultrasound imaging system A method and an apparatus for activating one of a plurality of connected transducers in response to the operator picking up that transducer. This enables the selection of a transducer without the need for pressing a button or key. Automatic selection is a... | 04/09/1996 |
| 5460178 | Ultrasonic transmission imaging apparatus and method A new ultrasonic transmission imaging apparatus is disclosed, which uses a new imaging method providing image focusing capability. The apparatus comprises an ultrasonic emitter producing substantially continuous coherent ultrasonic waves toward an object ... | 10/24/1995 |
| 4980865 | Ultrasonic microscope An ultrasonic microscope comprises an ultrasonic pulse transmitting/receiving circuit for emitting an ultrasonic to a sample and receiving an echo from it, a scanner for scanning the sample in a direction normal to the direction of emitting the ultrasonic... | 12/25/1990 |
| 4947351 | Ultrasonic scan system for nondestructive inspection An ultrasonic echo scanning apparatus having operator determined software controlled gated sampling of individual radio frequency excursions in the reflected ultrasonic energy waveform. Use of the system to obtain heretofore images of damage layers, resid... | 08/07/1990 |
| 4726230 | Ultrasound imaging apparatus An ultrasound imaging apparatus transmits or receives an ultrasound beam by switching connections between ultrasound probes and a transmitting and receiving system. Channels of the transmitting and receiving system are respectively connected to first and ... | 02/23/1988 |
| 4683751 | Sample stand adjusting device in an ultrasonic microscope In an ultrasonic microscope, if a plane to be observed of a sample is not parallel with a scanned plane formed by an ultrasonic wave beam, an interference with a reflected wave will be produced and no clear picture image will be obtained. Therefore, it is... | 08/04/1987 |
| 4662222 | Apparatus and method for acoustic imaging using inverse scattering techniques An apparatus and method for reconstructing an acoustic image of an object using a central processing unit programmed to process data derived from acoustic energy that has been transmitted at multiple frequencies and scattered by the object. Electronic sig... | 05/05/1987 |
| 4633057 | Laser welder fault detector A laser welder fault detector system, including a microphone and an associated electronic circuit operatively connected to a solenoid actuated ink jet, is provided to detect the formation of defective welds by an intermittently energized laser and to spra... | 12/30/1986 |
| 4596145 | Acoustic orthoscopic imaging system An acoustic imaging system capable of producing C-mode images or orthoscopic projection images of a three-dimensional volume at significantly increased speeds of operation is described. For each acoustic pulse transmitted by a piezoelectric transducer arr... | 06/24/1986 |
| 4574636 | Apparatus for examining an object by using ultrasonic beams In an ultrasonic examination apparatus of the sector scanning type, a false contour appears in a tomographic image of an object due to a variation of the pixelizing, or digitizing precision over the entire scanning region, especially near the central ultr... | 03/11/1986 |
| 4549210 | Hole-fill technique for diagnostic ultrasound imaging systems In an ultrasonic scanning and display system, lines of pixel values to be displayed comprise pixel values resulting from reception of echoes separated by pixels for which no echo information was received. The "holes" between pixels representing echo infor... | 10/22/1985 |
| 4541281 | Ultrasonic microscope system An ultrasonic transmitter-receiver for radiating a focused ultrasonic beam and a sample are moved relative to each other in the axial direction of the ultrasonic beam. A reflected wave from the sample is received and a curve V(Z) of variations in the leve... | 09/17/1985 |
| 4452083 | Ultrasonic diagnosis device In an ultrasonic diagnosis device composed of ultrasonic optical elements arranged to be disposed in a mass of fluid in a container together with the object to be examined in order to image the object in an image plane, a source of incoherent sound radiat... | 06/05/1984 |
| 4448525 | Crystal defects analyzer A crystal defect analyzer comprises acousto-electric transducer means disposed in close adherence to a sample to be analyzed through the medium of a filter layer which functions to intercept light or electrons or particles emitted from said excitation mea... | 05/15/1984 |
| 4418575 | Method for processing ultrasonic echo signals of both directionally reflecting as well as nondirectionally scattering objects, particularly for ultrasonic image processing in the field of substance or tissue investigation In an exemplary embodiment partial images of an object are obtained by scanning the object from different directions, e.g. by compound scanning. For a given object region or point, the different partial images may include a response maximum signifying a d... | 12/06/1983 |
| 4407163 | Method for processing ultrasonic echo signals of both directionally reflecting as well as non-directionally scattering objects, particularly for ultrasonic image processing in the field of substance or tissue investigation In an exemplary embodiment, the processing techniques of computerized x-ray tomography are applied to improve resolution transverse to the depth direction, for example with the use of compound ultrasonic scanning. In this way, an improved preliminary imag... | 10/04/1983 |
| 4378700 | Indicating system for use in nondestructive testing An indicating system is disclosed for use with nondestructive testing systems of various types including an eddy current instrument in which the characteristics of a specimen structure are indicated by the form, position and dimensions of a trace on a scr... | 04/05/1983 |
| 4373395 | Apparatus for ultrasonic scanning In the exemplary disclosure, the apparatus includes electronic delay circuitry for delaying echo signals produced in use by a multiplicity of transducers of the apparatus such that the phase relationship between respective echo signals is substantially ma... | 02/15/1983 |
| 4350045 | Apparatus and method for characterizing an acoustic field An apparatus for and method of characterizing an acoustic field, and particularly of visually characterizing the field. An acoustic receiving transducer means is moved to a plurality of predetermined coordinate and angular positions in the acoustic field,... | 09/21/1982 |
| 4325256 | Optical bichromatic position finder A method and apparatus for determining the position of a sensor with respect to a color screen are disclosed. The screen is colored with first and second colors in such a way that the intensity of each color varies from a minimum to maximum along a respec... | 04/20/1982 |
| 4322974 | Ultrasound scanner An ultrasound scanner for scanning a medium for anomalies scattering acoustic waves, having ultrasonic transducing means positioned within scanning range of the medium; ultrasonic transmitting means coupled to the transducing means for providing a train o... | 04/06/1982 |
| 4321830 | Optical bichromatic position finder A method and apparatus for determining the position of a sensor with respect to a color screen are disclosed. The screen is colored with first and second colors in such a way that the intensity of each color varies from a minimum to maximum along a respec... | 03/30/1982 |
| 4317369 | Ultrasound imaging apparatus and method A ring of transmitter and receiver transducer arrays circumscribes an object to be scanned. Semicircular wave fronts of ultrasound energy are propagated from different points around the ring of transducers by triggering the transmitter arrays in sequence.... | 03/02/1982 |
| 4275596 | Optical bichromatic position finder A method and apparatus for determining the position of a sensor with respect to a color screen are disclosed. The screen is colored with first and second colors in such a way that the intensity of each color varies from a minimum to maximum along a respec... | 06/30/1981 |
| 4265121 | High resolution ultrasound diagnostic apparatus A high resolution, ultrasound imaging system is disclosed having a transducer which produces a diverging beam of ultrasound energy of sufficiently large angle so as to impinge on the sound-reflecting object from substantially all positions along the trans... | 05/05/1981 |
| 4252024 | Flaw detection, characterization and study Echo ranging flaw detecting, characterizing and studying apparatus in which the work is scanned simultaneously by acoustic energy focused at a point from an acoustic-lens transducer and by acoustic energy focused along a line along which it is propagated ... | 02/24/1981 |
| 4240295 | Ultrasonic diagnosing apparatus An ultrasonic diagnosing apparatus displays a modified C-mode image of the target of an object to be diagnosed by mechanically moving an ultrasonic probe around the target portion while electronically driving the probe to scan the target. The ultrasonic d... | 12/23/1980 |
| 4222274 | Ultrasound imaging apparatus and method A ring of transmitter and receiver transducer arrays circumbscribes an object to be scanned. Semicircular wave fronts of ultrasound energy are propagated from different points around the ring of transducers by triggering the transmitter arrays in sequence... | 09/16/1980 |
