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WO/2002/006775A1 |
The present invention relates to a measuring system and a method for measuring particle velocity and/or particle velocity distribution and/or particle size or particle size distribution. Measuring system comprises filtering means for fil...
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WO/2002/004925A1 |
The present invention relates to a method and apparatus (10) for determining the instantaneous value of one or more properties of a sample examined by means of an interference technique, such as optical coherence tomography. The apparatu...
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WO/2001/090762A1 |
The aim of the invention is to provide a method and a system for determining the spatial speed distributions in electrically conductive fluids, which guarantee replicable results for all speed components and avoid all contact with the fl...
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WO/2001/089387A1 |
An apparatus and method of determining the velocity of dynamic particles flowing through a lumen, comprising transmitting one or more insonifying beams onto a region of the lumen; receiving three Doppler frequency shifted signals (f1, f2...
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WO/2001/088550A2 |
An apparatus and process for using ultrasound to measure speed and acceleration in fluids is provided. Three preferred embodiments are disclosed. The first preferred embodiment measures fluid velocity, such as, for example, wind, under s...
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WO/2001/080734A1 |
An optical endoscopic fluid flow measurement probe assembly is disclosed having a user end and a distal end. The distal end having a light sheet generator and at least one reflected light acquirer, and the endoscope is provided with tran...
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WO/2001/079861A1 |
Disclosed is a method for the analysis and quantification of flows, especially for three-dimensional determination of flow velocity components or for the visualisation of flows in liquids or gases. Also disclosed is a suitable device the...
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WO/2001/074249A1 |
Methods and apparatus for guiding a guide wire through a blood vessel are described. An exemplary embodiment includes a guide wire (20) coupled to an interferometric guidance system (22). The interferometric guidance system is configured...
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WO/2001/075402A1 |
The invention relates to a device for measuring at least one parameter of a flowing medium. The aim of the invention is to provide a device for measuring the mass of a flowing medium without liquid components transported along with the m...
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WO/2001/074663A1 |
A standoff arm and probe assembly (20) for a helicopter (10) has a standoff mounting arm (22, 70) that extends outwardly from the helicopter body (18, 72) in a selected direction, preferably forwardly. The standoff arm (22, 70) has an ou...
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WO/2001/067115A2 |
A flow aligned device (12, 66, 100, 122, 150, 176, 214, 234) comprises a probe or vane (12, 66, 100, 122, 150, 176, 214, 234) that will sense angle of attack of an aircraft (10, 74, 106, 124, 164, 180, 210, 231). The flow aligned device ...
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WO2000063660A9 |
An apparatus (34) for measuring the velocity of a droplet a liquid includes a laser (36) for generating a beam of light into the shape of a thin sheet. A beam divider (40) is along the first path (38) of the light for dividing the beam i...
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WO/2001/051897A1 |
A method of determining the volumetric flow of non-gaseous fluent material flowing over a measuring period along an open channel (6) or along a partially filled closed channel, comprising evaluating images taken at successive intervals o...
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WO/2001/051933A1 |
The invention relates to a method and a device for determining a gas flow. The method comprises preparing a sensor element (SE), with a membrane (M) and an encircling enclosure (EF); creating a predetermined temperature profile on the me...
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WO/2001/050111A1 |
A method for measuring the diameter of a micro liquid drop and the spatial distribution of micro liquid drops by measuring the diameter of an unsharp image due to defocusing and the number of interference fringes thereof is applied to me...
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WO/2001/048489A2 |
A method and a device suitable for carrying out said method of analysis and quantification of flows are disclosed, in particular, for three-dimensional determination of flow-rate components, or the three-dimensional visualisation of flow...
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WO/2001/046708A1 |
A sensor device comprises a sensor substrate and a flat, silicone-coated sensor element held on the sensor substrate. The silicone coating provides good step coverage for the sensor element so that the stress on the sensor element can de...
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WO/2001/044820A1 |
The invention relates to a multifunctional probe for an aircraft, especially for determining the static pressure (Ps) and the total pressure (Pt) of an airflow in the vicinity of the aircraft and the incidence ($g(a)) of the aircraft in ...
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WO/2001/044821A1 |
The invention relates to a probe for an aircraft, for measuring in particular, the total temperature of the airflow surrounding the aircraft. The probe comprises a mobile pallet (1) for aligning in the axis (8) of an airflow surrounding ...
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WO/2001/043106A1 |
A flying object operating system includes a database where data collected in the past by observing the atmospheric phenomena on a star (1) by means of a meteorological observation device (5) fitted to a flying object (2) is correlated wi...
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WO/2001/038884A1 |
A semiconductor laser diode system which detects velocity, concentration and direction of movement of moving particles. All of the parts including the laser diode (100), waveguides (105, 115, 120), beam splitter (110), output waveguides,...
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WO/2001/036919A1 |
A simplified magnetic resonance flowmeter and flow measuring method, based on the dwell time of spins in the H¿1? Larmor radio frequency nutation field, which employs periodic H¿0? field gradients to phase modulate the spins so as to m...
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WO/2001/035117A1 |
Doppler sensor apparatus has means outputting coherent electromagnetic radiation (2), means (4) for transmitting radiation from the source means (2) to a point in space, means (6) for receiving radiation reflected from the point in space...
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WO/2001/035109A1 |
Method for determining the condition of an anemometer. Such an anemometer comprises an electrically driven motor, the rotor being connected to a profile that can be caught by the wind. In the event of a lack of changes in torque on the r...
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WO/2001/033173A1 |
An improved method and apparatus for simultaneously monitoring the fluid flux, and the dissolved contaminants fluxes, in a flow field is provided comprising the use of a permeable unit containing an insoluble sorbent matrix that retains ...
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WO/2001/026553A1 |
The present invention relates to a method and associated apparatus for improving the accuracy with which the speed of a fluid, such as a liquid, in particular blood flowing in a duct, such as a blood vessel, in particular the aorta, is m...
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WO/2001/023843A2 |
The invention relates to a sensor for measuring the flow velocity of gases. A printed circuit board (1) comprises an opening (2), on its upper side two opposing contact elements (3) close to the edge of the opening (2) and on its under s...
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WO/2001/021074A1 |
A quartz rod (20) is used which has a diameter of 0.58 mm at the end where, for example, an ultrasonic probe is stuck, a diameter of 0.3 mm at the thinnest portion, and a diameter of 0.68 mm at the end on the sample side, as shown in Fig...
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WO/2001/022040A1 |
In electronic systems involving both analogue and digital components, noise may be random or systematic. One major source of systematic noise is the system clock. Ultrasonic gas metering can use mixed signal ASICs, which are particularly...
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WO/2001/018499A1 |
The invention relates to a device (1) for measuring at least one parameter of a medium flowing in a pipe (2), especially the induced air mass of an internal combustion engine. Liquid particles contained in said pipe act upon a measuring ...
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WO/2001/013322A1 |
A method of and system for analyzing image data representative of a sequential set of images of a spray plume, each of the images being representative of a density characteristic of the spray plume (i) along a geometric plane that inters...
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WO/2001/013129A1 |
A relative speed of an object such as a boat is determined by monitoring random reflective surfaces in at least one layer at a predetermined depth under water. The system includes a first and second transmitter-receiver pair for producin...
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WO/2001/006216A1 |
A flow field seeded with elements is illuminated by a shaped light beam (5) introduced into the optical axis (20) of a video detector (21) by a polarising beam-splitter (10). The laser is pulsed and (21) records multiple element scatteri...
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WO/2001/001126A2 |
The invention relates to a detector and to a detection method for passively taking a sample from bodies of water and sewage, foodstuffs, beverages, sediments and soil. The invention makes it possible to obtain a comprehensive representat...
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WO/2001/001081A1 |
To solve the problems, a flowmeter comprises transmitting/receiving means adapted for transmission/reception using the variation of the state of a fluid and provided in a passage, repeating means for repeating the transmission and recept...
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WO/2000/075674A1 |
A disk probe velocimeter is formed by multiple orthogonal substantially circular disks fitted with pressure transducers positioned to measure dynamic pressure differences between the center of one disk face and the center of the other fa...
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WO/2000/073744A1 |
Prior art measuring methods for determining the flow rates and the volume percents of fluids comprising one or more constituents are too inaccurate since the determination of the volume percents and the determination of the flow rates of...
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WO/2000/073804A1 |
Acoustic flow meters are used for the measurement of flow velocity of fluids. They have particular application in meters for gas and water in pipelines. The meter includes a tube fitted with three or more acoustic transducers distributed...
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WO/2000/073817A1 |
A method and device for measuring at least one object by Doppler effect, whereby the light which is diffused by an object (12) which is illuminated by a laser layer (14) is detected by means (22) for forming an image and transmitted to a...
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WO/2000/072046A1 |
The present invention relates to a pulsed coherent laser radar system comprising a single-frequency transmitter laser (1) which generates laser pulses. The laser pulses pass a beam splitter (2) which splits the energy of the pulses and c...
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WO/2000/068697A1 |
The two-dimensional velocity vector using a pulsed ultrasound field can be determined with the invention. The method uses a focused ultrasound field along the velocity direction for probing the moving medium under investigation. Several ...
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WO/2000/068678A1 |
Using a pulsed ultrasound field, the two-dimensional velocity vector can be determined with the invention. The method uses a transversally modulated ultrasound field for probing the moving medium under investigation. A modified autocorre...
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WO/2000/068669A1 |
A photoactive moiety exhibiting an anisotropic transition dipole. The moiety exhibits emission of polarized light in response to energy absorption. In a preferred embodiment, the moiety comprises a particle from the group consisting of a...
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WO/2000/067039A1 |
The invention concerns fixed multifunction sensors for aircraft in particular for measuring air flow parameters in the proximity of an aeroplane. The sensor comprises a body (1) closed with a round-shaped cap (5); at least three pressure...
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WO/2000/065371A1 |
A method and apparatus for performing harmonic imaging. Each transmit focal zone in the near-field is interrogated by two or more transmit firings of different phase, while each transmit focal zone in the far-field is interrogated by a s...
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WO/2000/064031A1 |
The invention relates to a rotor device (1) in which a rotor (3, 30, 32, 36, 42) interacts with a fluid. The invention is characterized in that: a) the rotor device (1) comprises a support tube (2); b) a rotor (3, 30, 32, 36, 42) is moun...
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WO/2000/060363A1 |
The invention concerns a vane designed to be oriented in an ambient air flow axis. The vane is provided with means (I1, I2, E1, E2) for differential pressure intake representing the aerodynamic incidence ($g(a)) of the vane (1). The inve...
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WO/2000/058695A1 |
The present invention relates to a method and a device for measuring at least one parameter of a metal bed. The measuring is obtained by a magnetic field being generated from one side of the metal bed with first means, so that eddy curre...
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WO/2000/055637A1 |
The invention relates to a method for detecting the location and time of the incidence of a light spot. According to the inventive method, the light spot produces a luminous surface on an image intensifier. The intensity of said luminous...
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WO/2000/050852A1 |
An improved system for measuring the flow-rate of a gas by means of ultrasound, comprises a tubular element (1) in which a plurality of openings (9, 10) are formed to allow one or more gas-flows (2) to flow into the tubular element (1), ...
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