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WO/2024/080915A1 |
The present disclosure relates to an system (5) for shearing material. The system comprising: a machine (10) including a tool (20) that rotates around an axis (60) at a speed of rotation (fROT) for shearing a raw material workpiece; wher...
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WO/2024/077366A1 |
The present invention relates to a system for detecting motor vehicle noise comprising at least one strip or segment of a road that is monitored, at least one vehicle, a vision or image capture module, an audio or noise measuring and cap...
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WO/2024/081339A1 |
Systems and methods for manhole localization along deployed fiber optic cables that employs cross-correlation methodologies and ambient road traffic operating proximate to the manholes including fiber optic telecommunications cables to d...
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WO/2024/080159A1 |
This vibration monitoring device comprises: a rotation sensor that outputs a rotation signal synchronized with the rotation of a rotational axis; an output device that outputs a natural-frequency-filter command value computed from a natu...
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WO/2024/081337A1 |
An AI-driven cable mapping system that employs distributed fiber optic sensing (DFOS) fiber sensing and machine learning that provides autonomous determination of fiber optic cable location and mapping of same. Designed AI algorithms ope...
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WO/2024/081338A1 |
A data-driven street flood warning system that employs distributed fiber optic sensing (DFOS) / distributed acoustic sensing (DAS) and machine learning (ML) technologies and techniques to provide a prediction of street flood status along...
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WO/2024/081412A1 |
A method is provided for monitoring optical cable for disturbance events by providing dual monitoring systems where optical signals are received from at least one optical fiber of the cable which are modified by disturbance events. Two s...
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WO/2024/074265A1 |
The invention relates to a method and to a computer programme for analysing the vibration behaviour of a system consisting of at least a first and a second roll stand which are coupled to one another via a belt stretched into both roll s...
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WO/2024/074349A1 |
The invention relates to a sensor system for determining characteristic properties of an object to be examined. The sensor system comprises a first transducer and an evaluation circuit. The first transducer is provided and suitable for c...
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WO/2024/074368A1 |
An optical path length sensor for sensing a physical quantity of an external source comprises a plurality of lasers, each comprising an optical resonator and a gain medium (31) to produce a laser beam (32a, 32b) in the optical resonator....
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WO/2024/075345A1 |
A fault detection system of eccentricity severity of an induction machine including a rotor and stator is provided. The fault detection system includes a sensor interface configured to acquire sensor signals from sensors arranged at pred...
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WO/2024/069740A1 |
One aspect of the present invention provides an estimation device comprising a control unit that uses a reception signal resulting from a transmission signal that is an optical signal transmitted by a transmitter being propagated through...
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WO/2024/068097A1 |
The invention relates to a sensor (1), its use and a method for detecting wear in a component. For this purpose, the vibrations of a feeler (2) are detected by a vibration sensor (5) when the feeler (2) moves along a measuring path (6). ...
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WO/2024/069867A1 |
The objective of the present disclosure is to enable measurement of strain or a temperature over an analysis section of any length without being limited by the maximum time variation of the phase to be measured. The present disclosure ...
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WO/2024/071521A1 |
The present invention relates to a sensing structure for diagnosing a drone drive system, and a block-type diagnostic device for a drone drive system, including the sensing structure, in which a plurality of diagnostic sensors for measur...
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WO/2024/071317A1 |
A sound recording device (2) comprises: an abnormal sound determination unit (201) that determines whether or not abnormal sound is being generated in a target device or that determines the level of possibility of generation of abnormal ...
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WO/2024/068365A1 |
A method for detecting a fault in a machine (700), comprising the steps: a) receiving (S1) a vibration signal (100) recorded by one or more sensors (706) sensing a vibration of the machine (700); b) determining (S2) a true fault signal (...
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WO/2024/066027A1 |
A MEMS optical microphone, comprising: a housing (10), which has an inner cavity (15) and a sound inlet (11) that places the inner cavity (15) in communication with the outside; a diaphragm (20), which is suspended inside of the inner ca...
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WO/2024/069687A1 |
A human detection device (10) has: a measurement signal generation unit (11) which generates a measurement signal; an acoustic characteristic measurement unit (22) which measures, while sound based on the measurement signal is outputted ...
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WO/2024/061806A1 |
The invention relates to an acoustic sensor housing (10) for arranging on a vehicle (20), wherein one edge of the acoustic sensor housing (10) has the shape of a profile (11) and wherein one or more receiving devices (14) for one or more...
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WO/2024/063053A1 |
The present invention provides a new technique for easily determining the elastic constant of an object having a complex shape. This information processing device comprises: an acquisition unit that acquires measurement results obtaine...
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WO/2024/061166A1 |
An ultrasonic atomizer (100), and a resonant-frequency determination method based on the ultrasonic atomizer (100). The ultrasonic atomizer (100) comprises a storage cavity (11), an ultrasonic atomization piece (12), a control circuit (1...
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WO/2024/061571A1 |
The invention relates to a modal impact hammer and to a method for vibration-testing a brake disc (1). The method comprises the following steps: rotating the brake disc (1) while it is meshed with a brake pad; exciting the brake disc (1)...
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WO/2024/062855A1 |
This detection device (1) comprises: a detection unit (2) attached to an apparatus (100) to be measured; a power supply unit (3) that supplies power to the detection unit (2); and a cable (4) that connects the detection unit (2) and the ...
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WO/2024/059911A1 |
Described herein in is an acoustic system and method for tracking and identifying trends or behavioural characteristics or properties of multiple sound producing targets or objects across a geographical area. The method and system may be...
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WO/2024/057635A1 |
This data processing device comprises: a data acquisition unit which acquires a sequence of physical quantity data individually measured at a prescribed sampling frequency and the number of sampling points; a first data generation unit w...
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WO/2024/057364A1 |
This vibration detection device 2 comprises a vibration detection unit 21 that detects vibration generated at a rolling bearing B and converts the vibration into an analog signal A, and a sampling unit 22 that samples the analog signal A...
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WO/2024/058670A1 |
An optical fiber device has a fiber core, a cladding layer around the fiber core and a plurality of tilted fiber Bragg gratings, FBGs, in the fiber core at a sequence of positions along the optical axis of the fiber core. The tilted FBGs...
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WO/2024/055345A1 |
A distributed optical-fiber-based motion state analysis method, system and device for an excitation source. The analysis method comprises: acquiring vibration excitation signals of all detection points on a distributed optical fiber, whi...
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WO/2024/058281A1 |
The present disclosure relates to a display device and a printed circuit board noise removal method thereof, comprising: a sensor for detecting vibration of a printed circuit board comprising at least one switching element; and a process...
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WO/2024/057492A1 |
The purpose of the present disclosure is to make it possible to identify, without relying on visual inspection, the position of an electric pole from a vibration distribution waveform of an aerial optical fiber cable. The present discl...
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WO/2024/058671A1 |
An opto-acoustic interrogator system and method for acoustically interrogating a solid structure (T). An optical waveguide (10) is configured to receive an optical signal and guide the optical signal to a plurality of opto-acoustic coupl...
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WO/2024/056369A1 |
The invention relates to a method for evaluating a ventilator oscillation (OV) and a plant oscillation (OA) on a flow system (10) having a ventilator (11) and a control plant (12) connected to the ventilator (11). The plant oscillation (...
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WO/2024/055344A1 |
An FPGA-based optical fiber vibration demodulation device and method. The device comprises an FPGA parallel processor (2); the FPGA parallel processor (2) provides a plurality of optical fiber channels; each optical fiber channel compris...
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WO/2024/059103A1 |
A DFOS system and machine learning method that automatically localizes manholes, which forms a key step in a fiber optic cable mapping process. Our system and method utilize weakly supervised learning techniques to predict manhole locati...
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WO/2024/054444A1 |
An example device includes a stable laser light source for master reference in a Doppler vibrometer scheme, a camera configured to receive scattered light from target and a spatially offset reference beam, and a precision timer for acqui...
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WO/2024/053069A1 |
The present disclosure is a deposit estimation system (301) comprising: an optical fiber (50) installed on the surface or beneath a road; a vibration measuring instrument (11) that measures vibrations that are received by the optical fib...
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WO/2024/053268A1 |
Embodiments of the present disclosure provide a wire electric discharge machine (EDM) including a delivery system with one or combination of a wire electrode and a workpiece for delivering the wire electrode and the workpiece into proxim...
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WO/2024/051501A1 |
The present application relates to the field of optical fiber positioning, and in particular relates to an optical fiber-based multi-target positioning method, and a processor, a device and a storage medium. The method comprises: determi...
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WO/2024/045387A1 |
A "listening-vibration" combined gas leakage monitoring method for a sealed device in a power plant. The method comprises the following steps: acquiring and preprocessing vibration data; extracting features of a vibration signal; perform...
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WO/2024/049998A1 |
Systems, methods, and devices are provided for predictive maintenance of machines. An example apparatus includes a vibration sensor configured to sense vibrations of a vibration source and an analog circuit. The analog circuit comprises ...
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WO/2024/045755A1 |
Provided in the present invention is a thin film for measuring sound pressure distribution on the surface of an ultrasonic transducer. The thin film comprises a substrate for guiding light, and pressure-sensitive fluorescent powder for c...
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WO/2024/044482A1 |
A device, system, and method are provided for providing vibration-based rotational speed measurements for rotating machinery. A sensor device is provided as a one-piece unit that is mechanically mounted to a pump. The sensor device inclu...
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WO/2024/043388A1 |
The present invention provides a sensor unit, which uses at least one from among a magnetic sensor, a temperature sensor, and an acceleration sensor so as to detect open molds and measure the resin injection pressure and/or temperature a...
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WO/2024/041982A1 |
The invention relates to a subsystem for evaluating the wear of a mechanical element, the subsystem comprising: - a vibration sensor (11) connected to electronic processing means (2) and coupled to the mechanical element; - a vibration g...
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WO/2024/043947A1 |
The technology is generally directed to a method of mapping fiber networks. The fiber networks may include a plurality of cables, such as fiber optic cables. The cable may be divided into segments. Each cable has a first end segment and ...
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WO/2024/040653A1 |
The present invention relates to a method for determining a variation trend of a vibration source, a device, and a storage medium, mainly applied to a distributed optical fiber sensing system. The method comprises: acquiring a sensing re...
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WO/2024/041975A1 |
The invention relates to a method (100, 102, 104) and a device (10) for monitoring the operation of a sliding bearing point/arrangement (12) by means of a sensor (14), wherein the sensor (14) generates a signal (38), said signal (38) cha...
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WO/2024/036339A1 |
An acoustic radiation elastography microscope includes an ultrasound transducer that generates an acoustic radiation force (ARF) and a suitable motion detection system, such as an optical coherence tomography (OCT) system or an ultrasoun...
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WO/2024/031783A1 |
A vibration sensor (100), comprising a circuit board (1), and a vibration pickup structure (2) and a signal pickup assembly (3) which are respectively fixed to two opposite sides of the circuit board (1). The vibration pickup structure (...
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