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WO/2021/049149A1 |
A piezoelectric sensor wherein: a piezoelectric film is arranged between a first electrode and a second electrode on one surface of a flexible substrate; the first electrode, the second electrode and the piezoelectric film are covered by...
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WO/2021/049068A1 |
This vibration detection device (4) comprises: an A/D conversion unit (41) which inputs, from an AE sensor (3) that detects an AE wave corresponding to the vibration generated in a target machine (2), a sine wave signal of the AE wave, a...
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WO/2021/049568A1 |
This vibration detection device (4) comprises: an A/D conversion unit (41) which receives, from an AE sensor (3) that detects an AE wave in response to the vibration generated in a target machine (2), a sinusoidal signal of the AE wave, ...
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WO/2021/048529A1 |
A method of forming a vapour deposited polymeric conformal coating on a surface of a part (23). The method comprises placing the part (23) and a flow control screen in a deposition chamber (22); dispersing a gas into the chamber (22) fro...
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WO/2021/049285A1 |
Provided are a detection device and detection system for detecting a whistle sound and estimating the distance to the source of the sound. A detection device (1) comprises a detection unit (20) for detecting a sound wave, a storage unit ...
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WO/2021/042908A1 |
A track vibration detection method, comprising: acquiring a track vibration video of a track to be detected, and selecting a first RGB image according to the track vibration video of said track (S201); linearly converting the first RGB i...
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WO/2021/043515A1 |
The invention relates to an implantable ultrasonic transducer comprising a first device for generating ultrasound, a second device for receiving ultrasound, and a circuit board, wherein the device for generating ultrasound is made from a...
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WO/2021/042434A1 |
Provided is a monitoring method for chatter vibration during a machining process, comprising the following steps: S1, collecting original signals related to chatter vibration during a machining process; S2, for the original signals, upda...
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WO/2021/045135A1 |
A vibration detection system (100) detects vibration of an ultrasonic horn (12), of which the front surface is a non-specular surface, and of a capillary (13), wherein the vibration detection system (100) includes a laser light source (2...
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WO/2021/038407A1 |
An integrated system (400) for detecting a red palm weevil (RPW), farm fire, and soil moisture includes an optical fiber (220) configured to be extending to a tree, and a distributed acoustic sensor (DAS) box (201) connected to the optic...
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WO/2021/036672A1 |
An intelligent vibration augmented reality test method, comprising: a camera (101) acquiring an initial vibration video of a detected object, wherein the detected object comprises a car sunroof component (201); a processor determining, f...
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WO/2021/036631A1 |
Disclosed is a vibration analysis method based on a video. The method is applied to a vibration test device (100), and comprises: (S201) displaying a vibration analysis interface on a display screen (101) of the vibration test device (10...
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WO/2021/040655A1 |
The present invention relates to a test mechanism (1) which comprises a machine (2); at least one sensor (3) which is located on the machine (2) and enables data to be received from physical environment; a computer unit (4) which enables...
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WO/2021/036861A1 |
A high-sensitivity magnetoresistive acoustic wave sensor and an array device. The high-sensitivity magnetoresistive acoustic wave sensor comprises a protective tube shell (106), a magnetic vibration assembly (101) and a magnetoresistive ...
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WO/2021/036671A1 |
Provided is a digital twin-based intelligent vibration detection method, comprising: acquiring a simulated vibration result determined by a vibrating object according to a digital twin model (101); acquiring a target video corresponding ...
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WO/2021/038199A1 |
Methods and apparatus for detecting a modulating element of an objectin a sceneare described in which an element in a scene is illuminated with a modulated light source. A signal is obtained from an optical detector based on light receiv...
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WO/2021/036640A1 |
Provided are a bearing abnormality detection method and a related device, applied to a vibration detection method, wherein the method comprises: when it is determined that the bearing vibration condition of a detected device is abnormal,...
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WO/2021/036638A1 |
A bridge vibration detection method, applied to a vibration detection device (600). The method comprises: acquiring an original video of a bridge under detection (130) by means of a camera device (110), processing the original video acco...
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WO/2021/039910A1 |
An abnormality detection device (40) is provided with a diagnosis unit (41) that causes a self-diagnosis of a vibration sensor (20) to be performed via a first communication line (31). In addition, the abnormality detection device (40) i...
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WO/2021/040540A1 |
An ultrasonic transducer is described, including a piezoelectric element, a fluid medium contact layer, a matching layer between the piezoelectric element and the fluid medium contact layer, and a backing layer. Ultrasound sensor devices...
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WO/2021/036580A1 |
A distributed hydrophone based on an ultra strong bending-resistant flexible optical cable containing multi-core optical fibers, which relates to the fields of optical fiber sensing and hydrophones. The hydrophone comprises a distributed...
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WO/2021/036633A1 |
A vibration detection method comprises: acquiring a first video sequence associated with a preset portion of a target object (101); extracting, according to the first video sequence, a first vibration parameter set generated from vibrati...
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WO/2021/036663A1 |
A method for detecting anomaly of a fixed screw for a device. The method comprises: obtaining a photographing video for a fixed screw disposed in a preset component on a device to be detected (101); processing the photographing video acc...
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WO/2021/031497A1 |
A vibration sensing device, comprising a housing (7), a flexible component (8), a mass component (9), and a vibration sensor. The housing (7) is provided with an open end; a cavity is provided within the housing (7). The flexible compone...
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WO/2021/033372A1 |
An input unit 110 receives inspection information that has been acquired from an object under inspection and indicates a waveform. A conversion unit 112 converts the inspection information received by the input unit 110 into an inspectio...
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WO/2021/034300A1 |
A method of characterizing an inflow into a wellbore comprises obtaining an acoustic signal from a sensor within the wellbore, determining a plurality of frequency domain features from the acoustic signal, identifying at least one of a g...
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WO/2021/033671A1 |
[Problem] To provide a substantially cylindrical tool holder unit that detects, on a real-time basis, temperature information and/or vibration information of a rotary tool during machining by a rotary machining device, and transmits the ...
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WO/2021/031498A1 |
A vibration sensing apparatus, comprising a housing (6), an elastic element (7), a mass element (8), and a vibrations sensor. A cavity is formed in the housing (6); an air vent (603) is provided on the housing (6); the air vent (603) is ...
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WO/2021/033670A1 |
[Problem] To provide a substantially cylindrical separable tool holder unit that at detects, in real time, at least the temperature and/or vibration of a rotary tool with which a rotary processing device is performing processing. [Soluti...
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WO/2021/033371A1 |
In the present invention, a first input unit 110a inputs inspection information acquired from an object to be inspected, and a first conversion unit 112a converts the inspection information to an inspection image in which a temporal chan...
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WO/2021/029583A1 |
The present invention relates to a method for quantifying and diagnosing the quality of manufacturing equipment, that is, to a quantitative diagnostic method for the quality of manufacturing equipment. It is possible to quantify the qual...
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WO/2021/029538A1 |
The present invention relates to a control board monitoring apparatus and, more specifically, to a control board monitoring apparatus using a vibration signal. The present invention comprises: detecting an acoustic signal or a vibration ...
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WO/2021/029196A1 |
An optical fiber sensing system according to the present disclosure comprises: an optical fiber (10); a reception unit (21) that receives, from the optical fiber (10), an optical signal including a vibration pattern; and a detection unit...
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WO/2021/028827A1 |
The invention is a gravimetric gas sensor for the selective detection of inorganic "acidic" gases, such as sulfur dioxide and carbon dioxide, in a gas mixture, without limiting the possibilities of use with other gases. The sensor consis...
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WO/2021/029096A1 |
Provided is a diagnosis assistance device that makes it possible to easily infer the cause of equipment vibration using qualitative state representation.　The diagnosis assistance device 1 carries out: first processing in which a freque...
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WO/2021/028981A1 |
This device for measuring the state of equipment comprises: an AE sensor (1) that detects an AE signal corresponding to the vibration and temperature generated by a rotating machine, and outputs a sine wave signal of the detected AE sign...
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WO/2021/030463A1 |
A system and method for monitoring user sound exposure are disclosed. The system can include receiving audio data generated by an audio source, such as a mobile phone music player, and ambient sound data. Based on this received sound dat...
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WO/2021/028117A1 |
A monitoring device for condition assessment of a packaging machine for producing packages of liquid food comprises a signal interface (200a) for connection to a plurality of vibration sensors (20) in the packaging machine. The monitorin...
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WO/2021/026608A1 |
This disclosure relates to sensors comprising an elastomeric body incorporating a plurality of discrete electrical conductors such that an electrically conductive path can be formed within the elastomeric body via conduction between neig...
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WO/2021/028905A1 |
An optical seismic surveying system including, a multibeam laser source including a plurality of laser-sources, a Diffractive-Optical-Element (DOE), an imager and a processor. The laser-sources direct respective laser-beams toward a sing...
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WO/2021/029404A1 |
To provide a vibration measurement device for a rotating tool gripped by a tool holder that is connected to a main shaft and axially rotates in cooperation with the main shaft, the vibration measurement device comprises: a pair of accele...
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WO/2021/030656A1 |
Methods, systems, and apparatuses for simultaneous distributed temperature and vibration sensing using a multimode optical fiber (MMF) is disclosed. The distributed temperature and vibration sensing may include a single mode optical fibe...
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WO/2021/024448A1 |
This method for assisting operation of a rolling facility comprises a target rotational speed acquisition step for acquiring the rotational speed fr of a rolling roll, and a step for outputting the acquired rotational speed fr as a targe...
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WO/2021/024447A1 |
This state evaluation method of a rolling device is a method for evaluating the growth tendency of N-polygonization in which the rolling rolls of the rolling device are unevenly worn into an N-polygon, the method comprising: a vibration ...
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WO/2021/020473A1 |
A ceramic package (10 (10A, 10B)) that has a plurality of ceramic components (11, 12) joined by a bonding material (13), said ceramic components constituting an internally sealed container. The bonding material is a ceramic material. Thi...
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WO/2021/020428A1 |
This evaluation system is provided with: a sound data acquiring unit which acquires sound data collected by means of an acoustically insulated device fitted to the ear of a wearer in a predetermined location being evaluated; and a noise ...
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WO/2021/020103A1 |
This vibrometer is capable of detecting vibration of a vibrating body having a placement surface in a predetermined horizontal direction. The vibrometer comprises a rotating body and a gyroscope sensor. The rotating body has an outer sur...
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WO/2021/020430A1 |
This evaluation system comprises: a sound data acquisition unit for acquiring sound data collected by a sound insulation device mounted to an ear of a wearer; and an evaluation unit for performing an evaluation pertaining to noise to whi...
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WO/2021/017828A1 |
Disclosed is a method for measuring high-frequency resonant standing wave amplitude distribution of a smooth-surface element, the method comprising: constructing a deflection measurement system, placing a camera and a projection screen s...
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WO/2021/019672A1 |
The present invention prevents erroneous detections in which a normal sound is erroneously determined to be abnormal. A registered normal sound detection device 2 calculates the abnormality level of an observation signal. A feature value...
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