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WO/2012/085333 |
The invention relates to a sensor (25) and a system for measuring pressure, variation in sound pressure, a magnetic field, acceleration, vibration, or the composition of a gas. The sensor (25) comprises an ultrasound transmitter (31), a ...
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WO/2012/085334 |
The invention relates to an ultrasound sensor(1) and a manufacturing method, the sensor (1) comprising an ultrasound transmitter (102, 103, 104), a cavity (4) arranged in connection with this, which is in resonance mode at the ultrasound...
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WO/2012/084997 |
A directionally sensitive Distributed Acoustic Sensing (DAS) fiber optical assembly comprises adjacent lengths of optical fiber (A,B) with different directional acoustic sensitivities, which are used to detect the direction (a) of acoust...
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WO/2012/084997 |
A directionally sensitive Distributed Acoustic Sensing (DAS) fiber optical assembly comprises adjacent lengths of optical fiber (A,B) with different directional acoustic sensitivities, which are used to detect the direction (a) of acoust...
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WO/2012/085335 |
The invention relates to a method for manufacturing an ultrasound sensor(1) comprising the steps for forming by conventional silicon technology a first wafer (111, device wafer) including at least one ultrasound transducer (200) and an u...
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WO/2012/079574 |
The invention regards an apparatus for estimating a resonant frequency of a wind turbine tower, comprising a measuring module adapted for measuring acceleration values of the wind turbine tower wherein the acceleration values represent a...
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WO/2012/080042 |
The invention relates to a sound wave based sensor (10) for detecting surroundings, particularly an ultrasonic sensor for motor vehicle applications, comprising an array of at least two sound transducers (20a, 20b) for generating and/or ...
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WO/2012/072984 |
An apparatus for detecting fatigue induced failure of an assembly having a single flexible element or a series of flexible elements stacked in juxtaposed engagement, for transmitting power from one component to another, the assembly havi...
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WO/2012/074652 |
A voice-estimation device that probes the vocal tract of a user with sub¬ threshold acoustic waves to estimate the user's voice while the user speaks silently or audibly in a noisy or socially sensitive environment. The waves reflected ...
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WO/2012/074765 |
Apparatus and method for non-invasive measuring of the sound velocity of a fluid, such as a liquid, flowing in a tubing having points of two different and known transverse length has one sensor mounted at each point connected to a circui...
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WO/2012/072984 |
An apparatus for detecting fatigue induced failure of an assembly having a single flexible element or a series of flexible elements stacked in juxtaposed engagement, for transmitting power from one component to another, the assembly havi...
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WO/2012/070947 |
A method for detecting and localizing a valve leak in a piston machine (1) having a shaft 24, where the method includes: - attaching at least one vibration sensor (16', 16", 16''') to a valve block (14', 14", 14'''), of the piston machin...
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WO/2012/066224 |
The invention relates to a method of evaluating the noise emitted by a hairdryer of longitudinal axis Δ with a forward outlet, method comprising the following steps: implementation of a dummy human head (T) with two microphones, one pla...
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WO/2012/067637 |
A flowmeter includes a container for attaching to a pipe having a channel for gas flow, and a plurality of recesses that extend through the container and a plurality of housings. Each recess has a housing which contains pressure in the c...
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WO/2012/067748 |
An ultrasonic sensor for detecting the presence or absence of an aerated fluid includes a probe having a first solid portion and a second hollow portion. The probe has a closed end at the hollow portion. The solid portion and the hollow ...
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WO/2012/059108 |
The invention concerns an integrity monitoring system for monitoring integrity of at least a part of a stationary structure. The system comprises a vibration sensor for sensing vibration as a function of time, a computer, transmitting me...
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WO/2012/058770 |
A wireless sensor device includes a processor connected to a wireless transmitter and at least one sensor, and a power source connected to power the processor and the wireless transmitter. The processor has two or more states. An interna...
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WO/2012/052694 |
The invention relates to a method comprising the steps of: a) determining a signal that is representative of the instantaneous angular velocity of the rotary element over an acquisition period; b) sampling the signal representative of th...
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WO/2012/054605 |
Provided is a method of arranging a plurality of sensor elements to form a sensor array. The method includes arranging the plurality of elements to form two or more sub-rows along an axis. Elements in a first of the two or more sub-rows ...
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WO/2012/051561 |
A vibrator-coupled ground filter improves seismic data recorded during a seismic operation. This filter is based on a ground model that takes into consideration the vibrator system, the coupling system between the baseplate and captured ...
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WO/2012/048359 |
The invention relates to an optical sensor device (1), comprising a substrate (2), on which at least one light source (4), such as an LED, is arranged, from which at least one optical waveguide (7) leads to at least one receiver (5), suc...
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WO/2012/050522 |
According to various embodiments, a cavitation sensor for detecting bubbles in a liquid is provided. The cavitation sensor may include: a substrate having an insulative surface; and an electrode arrangement provided on or within the insu...
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WO/2012/049648 |
The invention relates to a device (D) for measuring the vibrations generated in a material, comprising at least two separate modules, namely: a first module comprising a sensor provided with a membrane stretched over a rigid part, and a ...
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WO/2012/049648 |
The invention relates to a device (D) for measuring the vibrations generated in a material, comprising at least two separate modules, namely: a first module comprising a sensor provided with a membrane stretched over a rigid part, and a ...
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WO/2012/046164 |
A radiation force balance calibrator (100) for calibrating a high intensity focused ultrasound transducer (106), the radiation force balance calibrator comprising: a balance frame (130); a force sensor (138) for measuring force, wherein ...
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WO/2012/042572 |
A vibration detection device capable of detecting large amplitude vibration is provided. The vibration detection device comprises a yoke (8), a vibration system (10a), a case (1), and a sealing member (4). The vibration system (10a) is p...
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WO/2012/041928 |
The invention relates to a diagnostic method for a torsional vibration damper in a drive train of a vehicle, comprising the steps of providing a drive train (1) having a drive unit (5), in particular an internal combustion engine, for ge...
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WO/2012/038551 |
The invention relates to a measurement assembly for testing the state of a connection (12) between two or more components (10, 11), comprising a device (1) having a first component (10) and a further component (11), which is connected to...
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WO/2012/035572 |
A vibration detection device that exhibits improved wearability and can prevent the application of pressure exceeding an acceptable level. Said vibration detection device is provided with a vibration detection element (2a), a first case ...
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WO/2012/035578 |
Disclosed is a vibration detection device which improves clarity by means of increasing sensitivity in a desired frequency bandwidth and decreasing sensitivity outside of that bandwidth. The disclosed vibration detection device is provid...
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WO/2012/031614 |
A system for determining vibration characteristics of a motor vehicle comprises a sensing arrangement (8) adapted to sense vibrations of the vehicle or a vehicle part, and an electronic processing means (11) adapted to apply an algorithm...
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WO/2012/031614 |
A system for determining vibration characteristics of a motor vehicle comprises a sensing arrangement (8) adapted to sense vibrations of the vehicle or a vehicle part, and an electronic processing means (11) adapted to apply an algorithm...
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WO/2012/031290 |
A method and apparatus are provided to control of a flotation separation process, including parameters of the flotation process and reagent addition to optimize mineral recovery. The apparatus includes a signal processor or processing mo...
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WO/2012/029236 |
The present invention is an optical microphone for detecting acoustic waves that are propagated through an environmental fluid. The optical microphone comprises: a propagation medium unit (1); an optical source (2) for emitting light wav...
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WO/2012/028845 |
This application relates to a fibre optic cable which is adapted for use in a distributed fibre optic sensor such as a distributed acoustic sensor. The cable (201) comprises at least one optical fibre (208) and a shear thickening non-New...
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WO/2012/026273 |
This vibration sensor is characterized by being provided with: a piezoelectric vibrating element equipped with a vibrating plate and a piezoelectric element affixed to at least one plane surface of the vibrating plate; and a signal proce...
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WO/2012/027443 |
A method for adjusting volume in a headset based on accumulated acoustic energy density exposure is disclosed. A sound pressure value of a microphone positioned in a users ear canal is measured. A current accumulated acoustic energy dens...
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WO/2012/022934 |
A system for moving object (402) detection is provided, the system comprising a fibre optic interrogator (106) adapted to provide distributed acoustic sensing on a optic fibre (104), for example arranged along a border. The measurement s...
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WO/2012/022602 |
The invention relates to an apparatus for monitoring a machine element (02), which moves with respect to a base and rotates about its own axis, having a sensor (06) and evaluation electronics (09). According to the invention, the sensor ...
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WO/2012/022934 |
A system for moving object (402) detection is provided, the system comprising a fibre optic interrogator (106) adapted to provide distributed acoustic sensing on a optic fibre (104), for example arranged along a border. The measurement s...
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WO/2012/022898 |
The invention relates to a method for preparing a part (10) in order to allow it to be inspected using guided waves produced via magnetostriction. A soldered or brazed joint (41) is produced in a first location (11) of this part (10) usi...
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WO/2012/022933 |
An apparatus and method for detecting gunfire is provided which uses distributed acoustic sensing to provide the gunfire detection. The method comprises interrogating an optical fibre with electromagnetic radiation to provide a distribut...
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WO/2012/016666 |
A method for continuously and simultaneously monitoring a plurality of operatively connected mechanical and/or hydraulic drive components provided in at least one drive train in a large hydraulic excavator by virtue of a vibration sensor...
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WO/2012/015614 |
A system and method are provided to monitor the health of a wind turbine gearbox. The system includes a plurality of sensors coupled to the wind turbine gearbox and a controller coupled to the plurality of sensors. The controller is conf...
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WO/2012/015614 |
A system and method are provided to monitor the health of a wind turbine gearbox. The system includes a plurality of sensors coupled to the wind turbine gearbox and a controller coupled to the plurality of sensors. The controller is conf...
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WO/2012/013900 |
The invention relates to a method for preparing a part (10) so as to enable said part to be controlled by guided waves generated by the magnetostrictive effect. After being prepared, the part (10) has two parallel basic strips (41a, 41b)...
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WO/2012/013451 |
A lithographic apparatus includes a support constructed to support a patterning device, the patterning device being capable of imparting a radiation beam with a pattern in its cross-section to form a patterned radiation beam; a substrate...
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WO/2012/013708 |
A system for generating a control signal comprises a data propagator (9) for propagating acoustic sensor array data relating to a set of acoustic measurements at a set of sensor positions covering an aperture towards a set of propagated ...
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WO/2012/011238 |
Viewed planarly, a second piezoelectric vibrator (30) is positioned in a center portion (21) of a first piezoelectric vibrator (20). The inner surface of a frame-shaped support body (40) supports the edge of a vibrator member (10). Furth...
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WO/2012/012272 |
A system for operating a rotating component. The system includes a rotating component, a motor driving the rotating component, a sensor detecting a stimulus related to the rotating component, and a controller. The controller receives an ...
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