Matches 1 - 50 out of 89 1 2 >
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7604595 Method and system for performing real time navigation of ultrasound volumetric data  
An ultrasound system is provided that includes a display processor that accesses data volumes stored in an image buffer successively to control generation of at least one of 2D and 3D renderings...
7590495 Inverse method to calculate material properties using a non-resonant technique  
A method for calculating material properties of a material includes determining a dilatational wavespeed and a shear wave speed. The dilatational wavespeed is determined by conducting vertical...
7584060 Inverse method to calculate material properties using an insertion loss test  
A method for calculating material properties of a material includes conducting two insertion loss tests of the material having a single thickness and a double thickness. These tests are conducted...
7549338 Nanostructure sensor of presence and concentration of a target molecule  
Method and system (i) to determine when a selected target molecule is present or absent in a fluid, (2) to estimate concentration of the target molecule in the fluid and (3) estimate possible...
7516022 Method and system for assessing quality of spot welds  
A system and method for assessing the quality of spot weld joints between pieces of metal includes an ultrasound transducer probing a spot weld joint. The ultrasound transducer transmits ultrasonic...
7448269 Scanning near field ultrasound holography  
A high spatial resolution phase-sensitive technique employs a scanning near field ultrasound holography (SNFUH) methodology for imaging elastic as well as viscoelastic variations across a sample...
7412889 System and method for monitoring a filter  
A monitoring assembly for a filter includes an acoustic apparatus. The acoustic apparatus includes a first receiver, a second receiver, a resonator, and a transmitter. The transmitter is configured...
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...
7114375 Process monitoring and particle characterization with ultrasonic backscattering  
A fermention process is monitored by detecting ultrasound backscattered from the cells as a function of time. A transducer 46 is placed in a fermentor 30 and transmits ultrasound towards a...
6959589 Ultrasound analysis of slurries  
An autoclave reactor allows for the ultrasonic analysis of slurry concentration and particle size distribution at elevated temperatures and pressures while maintaining the temperature- and...
6925869 Ultrasonic fuel-gauging system  
The invention provides a fuel-tank system with an ultrasonic fuel-gauging system for an aircraft. The fuel-tank system includes a fuel tank, a transducer carrier tape covered with a separation...
6799124 Method of optimizing risk informed inspections of heat exchangers  
A probabilistic method for optimizing the inspection of a heat exchanger that determines the maximum number of degraded tubes that can be permitted to remain in service for a contemplated interval...
6776044 Ultrasonic device for inspection  
The invention is based on the problem of providing an inspection device and an inspection method, which recognise the defective lenses, which are difficult to detect with conventional optical...
6772634 Conduit end identifier system  
The system provides a means for identifying the opposite ends of each particular conduit of an array of conduits laidout in a building. The system includes a sonic transmitter and a sonic receiver...
6678626 Power on self test (POST) and extended self test (EST) for ultrasonic imaging system  
An ultrasonic imaging system including a power on self test (POST) and an extended self test (EST). The POST includes (a) a verification test, (b) a register test (c) a controller test, (d) a...
6655215 Inverse corner cube for non-intrusive three axis vibration measurement  
A non-intrusive apparatus and method for measuring vibration of an object along three axes. A vibration measurement device is provided which has three orthogonal right triangular panels forming a...
6568270 Ultrasonic sensor self test for integrity/performance verification  
A contaminant sensor is provided which has an ultrasonic guided wave transducer that is bonded to a wall in which the ultrasonic energy is transmitted. A detector reflector is provided at a...
6501355 System having a switching device and an evaluation device for determining a remaining service life of a contact piece  
A system includes a switching device, a sound device and an evaluation device. The switching device includes a housing and a contact system disposed in the housing, the contact system including a...
6477898 Membrane mask stress measurement apparatus and method therefor  
A method and apparatus for determining stress levels of membrane masks that may be used in membrane-based lithographic techniques is presented. A piezoelectric plate ( 30 ) is used to induce...
6470752 Ultrasonic detection method and apparatus and ultrasonic diagnostic apparatus  
An ultrasonic detection method and apparatus are suited for real-time collection of three-dimensional ultrasonic data. The ultrasonic detection apparatus has an ultrasonic-optical transducer...
6457363 Method and apparatus for detecting and characterizing splits in logs  
Ultrasonic techniques are applied to the measurement of wooden members to detect splitting during sawing operations and thereby allow modification of a sawing technique or change in saw cut placement.
6397679 Method and apparatus for discriminating ultrasonic echoes using wavelet function processing  
A method of and apparatus for discriminating among ultrasonic echoes reflected from various objects in a tank containing liquid is disclosed. Ultrasonic signals are generated from an ultrasonic...
6324453 Methods for determining the identification and position of and monitoring objects in a vehicle  
A vehicle interior monitoring system to identify, locate and monitor occupants, including their parts, and other objects in the passenger compartment and objects outside of a motor vehicle, such as...
6295872 Ultrasonic measuring instrument  
The invention relates to an ultrasonic measuring instrument comprising a housing which contains a transducer for transmitting and receiving ultra-sound waves, and a rotatable mirror placed inside...
6186004 Apparatus and method for remote, noninvasive characterization of structures and fluids inside containers  
An apparatus and method for the remote, noncontact evaluation of structures and containers at large distances (on the order of several meters) in air is described. The invention utilizes an...
6112254 Method of detecting characteristics of liquids in pipes and pump controlling  
In order to determine the nature of fluid passing through a pipe, for example whether material being pumped through a pipe is sludge or liquid phase, high frequency ultrasonic pulses from a...
6105431 Ultrasonic inspection  
A plate (12) or pipe wall is inspected by coupling an ultrasonic transducer (14, 16) to its surface so as to generate a compression wave or lateral wave (26) along the surface and a shear wave or...
6016700 Signal processing apparatus for ultrasonic flaw detection system  
Apparatus (10) for processing a return waveform generated by directing an ultrasonic pulse at an object (S) under test. A signal converter (12) converts the return waveform from an analog to a...
5922958 Acoustic channel for contaminant detection on a surface  
A sensor plate is formed as an acoustic channel on which an acoustic transducer is mounted to send ultrasonic waves along a surface of a base wall of the acoustic channel which is exposed to...
5773721 Laser beam aiming apparatus for ultrasonic inspection  
An apparatus for aiming an ultrasonic beam to nondestructively test an object has an ultrasonic transducer for generating the ultrasonic beam having a beam axis and impinging the ultrasonic beam...
5693885 Sampling and reconstruction of propagating wavefields  
Acquired signals representing samples of propagating wavefields are processed using space-time linked variable methods to form images having better definition and resolution than may be obtained by...
5589636 Method of and apparatus for the detection of an ultrasonic field  
The number of transducers in the scanning of an ultrasonic field from an object is reduced by providing ultrasonic collectors at spaced apart locations in the medium and transmitting the ultrasonic...
5567881 Method and apparatus for inspecting a structural part having surface irregularities  
An inspection apparatus and associated method includes a sensor housing defining an internal cavity in which a sensor is at least partially disposed for inspecting the surface of a structural part...
5492012 Time-of-flight method for sizing cracks through fluid-filled gaps in structures  
A method and apparatus for sizing a surface-connected planar crack through a gas- or liquid-filled gap. Ultrasonic energy having a frequency equal to the resonant frequency of the gap is emitted...
5457995 Horizontal boring pipe penetration detection system and method  
A method and apparatus for detecting pipe penetration by the bore head of horizontal boring machine utilizes acoustic and seismic sensors. A sensitive acoustic microphone is placed in the bottom of...
5431053 Ultrasonic imaging method and apparatus, using time inversion or signals  
A method for internal inspection of pieces having an interface with a propagation medium, is described. The steps include: illuminating a reference piece with an ultrasound beam from a first array...
5337610 Method of determining load in anisotropic non-crystalline materials using energy flux deviation  
An ultrasonic wave is applied to an anisotropic sample material in an initial direction and the intensity of the ultrasonic wave is measured on an opposite surface of the sample material by two...
5178018 System for measuring the time for a signal to pass between two spaced points in a fluid  
A measurement system for measuring the time for a signal to pass between two transducers TDR1,2 to allow fluid speed or flow to be determined in a gas meter for example. Each transducer can...
5115672 System and method for valve monitoring using pipe-mounted ultrasonic transducers  
A system and method for determining the condition of one or more parameters of a valve, e.g., particularly a check valve in a fluid carrying pipe, by monitoring fluid turbulence downstream of the...
5105393 SCR control for high current discharge circuit  
The disclosure is directed to a circuit for producing electrical discharges in response to trigger signals, and a form of the disclosure is directed to an apparatus, which includes such a circuit,...
4938225 Ultrasonic echograph utilizing at least one piezoelectric transducer with an associated random phase screen, and method of scanning an object by means of such an echograph  
The ultrasonic echograph comprises at least one piezoelectric transducer (10, 13) for the transmission and/or reception of an ultrasonic scanning beam (20). With at least one piezoelectric...
4803638 Ultrasonic signal processing system including a flaw gate  
An ultrasonic signal processing system that includes flaw gates that process signals from an inspection transducer is disclosed. The flaw gates operate in pairs where each pair is dedicated to a...
4704905 Automation control apparatus  
An automation control apparatus for determining whether there is an article within a target area, and, if so, whether the article meets certain predefined acceptability criteria. The control...
4691569 Apparatus for observing sound field of ultrasonic wave  
An apparatus for observing a sound field of an ultrasonic wave, including a first unit which determines characteristic values of a medium at each point of a predetermined region by an ultrasonic...
4653327 Acoustical inspection method for inspecting the ceramic coating of catalytic converter monolith substrates  
An acoustic inspection method is disclosed for determining in a catalytic converter monolith substrate whether a ceramic coating was applied in a predetermined amount and uniformly to the surface...
4648081 Circuit for automatic seabed discrimination  
A circuit automatically determines the nature of the seabed over which a vessel is passing, indicating via an audible or other warning signal when a fishing vessel is above a type of seabed which...
4633714 Aerosol particle charge and size analyzer  
An instrument for analyzing the size and charge of aerosol particles employs a dual beam laser Doppler velocimeter to track the motion of a particle while subjecting the particle to a sinusoidal...
4603583 Method for the ultrasonic testing of ferritic parts having a cladding  
Method for the ultrasonic testing of ferritic bodies having a cladding surface, a surface opposite the cladding surface, a cladding disposed on the cladding surface, an ultrasound transmitter...
4519249 Apparatus for detecting the condition of a sheet or web  
For the detection of defects such as tears or fold lines in banknotes, for example, continuous wave ultrasonic energy is directed by a transmitter to a flow path for the notes and ultrasonic energy...
4480473 Acoustic inspection method  
There is disclosed an acoustic inspection method for determining whether the actual fluid flow path through a manufactured fluid flow system such as an evaporator core is of a prescribed length and...
Matches 1 - 50 out of 89 1 2 >