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WO/2021/152244A1 |
The field of the invention is that of measuring physical parameters with a multimode optical fiber. The invention relates to a system for measuring P physical parameters at one or more measurement points with one or more multimode optica...
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WO/2021/149087A1 |
The present invention relates an RFID transponder (1 ) comprising means for detecting (11 ) the exceeding of a threshold temperature, wherein said RFID transponder (1 ) comprises a dielectric substrate (S), and an antenna (10) arranged o...
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WO/2021/145440A1 |
This invention comprises: a propagation distance specification means for using a measurement result from a distance measurement sensor to specify a propagation distance that is the length of the propagation path that a sound wave transmi...
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WO/2021/145540A1 |
The present invention relates to a smart label which simultaneously has an insect-proof function and a function of more accurately predicting detailed product information with one label. The smart label comprises: a colorimetric part for...
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WO/2020/236867A9 |
Aspects of the present disclosure describe monitoring of optical fiber by distributed temperature sensing (DTS) and determining optical fiber degradation and/or abnormal environmental events including landslides, fires, etc., from DTS data.
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WO/2021/134747A1 |
The present invention provides a bipolar differential phase encoding ultra-high spatial resolution Brillouin optical time domain reflectometer, comprising a narrow linewidth laser, a polarization-maintaining coupler, a differential encod...
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WO/2021/130326A1 |
The invention refers to an assembly for monitoring at least one of the temperature and the strain of a pipe. The assembly comprises at least one optical fiber, each optical fiber comprising at least one Fiber Bragg Grating (FBG) sensor f...
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WO/2021/127781A1 |
Provided are systems and methods for using Fiber Bragg Grating (FBG) sensors to measure the temperature of many points on surfaces in semiconductor processing chambers with improved accuracy, while minimizing the number of connections/ca...
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WO/2021/123471A1 |
A system and method for the monitoring of the remote power supply and the increase in temperature associated with optical fibre networks powered by a high-power light source (2) emitting an optical signal (11) toward a multicore optical ...
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WO/2021/126196A1 |
A method of determining a turbine inlet temperature for a gas turbine engine includes measuring pressure changes within a combustion section of the gas turbine engine during operation of the gas turbine engine to produce pressure versus ...
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WO/2021/127544A1 |
A temperature sensor including a sapphire optical fiber and a nanoporous cladding layer covering at least a portion of the sapphire optical fiber.
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WO/2021/120169A1 |
It relates to an electrical apparatus. The electrical apparatus comprises a housing (110) including an observing window (112); and a thermochromic indicator (120) located inside the housing (110) and adapted to be captured through the ob...
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WO/2021/122353A1 |
The invention relates to a device (1) at least for an acoustic temperature measurement in a gaseous medium (M) passing a medium channel (110) by means of runtime measurement of an acoustic pulse (AP) running through the gaseous medium (M...
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WO/2021/118688A1 |
An apparatus for determining temperatures of substrates in microwave and/or vacuum environments. A substrate holder with a plurality of support pins includes a temperature sensor assembly with at least a portion of a surface with a phosp...
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WO/2021/112422A1 |
The present invention relates to an optical fiber cable temperature measurement device, and more particularly, an optical fiber cable temperature measurement device that is applied to a multi-stage power device module such as a battery s...
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WO/2021/105491A1 |
The invention relates to a feeding bottle comprising a color change indicator made of thermochromic pigments for the purpose of temperature control, and production and use of said indicator.
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WO/2021/102795A1 |
The present invention relates to log inactivation technology, and provides a temperature surveying and mapping system and method for a log inactivation bin. The method comprises: taking an infrared thermal imager with microwave protectio...
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WO/2021/097751A1 |
A temperature sensor bearing assembly, comprising an inner rotating member (1) and an outer rotating member (4), which can rotate relative to each other, and temperature sensor modules (5, 6) mounted on at least one of the inner rotating...
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WO/2021/094307A1 |
The invention relates to a method for determining an actual value and/or an actual value range of at least one state variable of a fluid in a fluid flow by means of at least one indicator particle (9) introduced into the fluid. In additi...
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WO/2021/081665A1 |
There is provided a system for monitoring a package. The system comprises a scanning device and a dynamic display connected to the package and comprising a display. The scanning device scans the dynamic display and sends the scanned resu...
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WO/2021/074929A1 |
A method for identifying errors associated with subject positioning in a thermal image of a subject and determining, applying a positional adjustment for adaptive positioning of the subject for capturing a new adjusted thermal image. The...
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WO/2021/073740A1 |
A method of determining fluid inflow locations comprises determining a plurality of temperature features from a distributed temperature sensing signal originating in a wellbore, using the plurality of temperature features in a fluid infl...
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WO/2021/068024A1 |
A microstructured optical fiber sensor for sensing changes in a physical characteristic up to a predetermined temperature is disclosed. The sensor comprises a microstructured optical fiber and a fiber Bragg grating formed in the microstr...
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WO/2021/064094A1 |
The invention relates to the use of a spin transition material to measure and/or limit the temperature in an electronic and/or photonic component, to methods for thermometrically measuring and/or limiting the overheating of components, a...
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WO/2021/057110A1 |
Provided is a metamaterial temperature-sensing sensor, comprising a substrate (3) and a metamaterial structure attached to the substrate (3); the metamaterial structure comprises a nanoporous frame layer (1) and a nano-sensing material (...
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WO/2021/059568A1 |
The purpose of the present invention is to provide: a temperature-sensing aqueous ink having excellent stability; a method for producing the temperature-sensing aqueous ink; and a temperature indicator that uses the temperature-sensing a...
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WO/2021/058653A1 |
An optical device for an optical sensor comprises a gain element (11) of a semiconductor laser (1), a wavelength selective feedback element (2), and a sensing element (3). At least part of the wavelength selective feedback element (2) an...
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WO/2021/059505A1 |
This diarylethene compound is represented by formula (1). This temperature indicator includes said diarylethene compound. This temperature display device includes said temperature indicator. This package has said temperature display device.
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WO/2021/051204A1 |
A temperature sensing system comprising: an optical temperature sensing probe; a cable coupled to the probe for interfacing the probe with a converter via a connector; an optical fiber carried through the cable from the probe; and a cali...
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WO/2021/051188A1 |
There is provided a fiber optic temperature probe having a base, a first tube connected to the base, a second tube provided coaxially within the first tube, a probe tip extending through an opening in a distal end of the first tube; and ...
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WO/2021/053410A1 |
The invention relates to a device for simultaneous determining the physical parameters, chemical composition and concentrations of the components of a gas flow and will find application in industry and everyday life, e.g. in HVAC systems...
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WO/2021/046818A1 |
An electronic component includes a substrate comprising a die attach region and a perimeter region on a front side of the substrate; and at least one thermal indicator disposed within the perimeter region for monitoring the cumulative he...
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WO/2021/049934A1 |
The invention relates to a foldable carrier structure (1) carrying one or more optical fibers (2), comprising a longitudinal axis (X), longitudinally extending side structures (3), adjacent side structures (3) being laterally connected a...
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WO/2021/045665A1 |
A method and device for monitoring a measurement object. A passive unit has a light source, which radiates radiated light modulated by at least one external measurement influence from the measurement object. An active unit has an optical...
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WO/2021/044031A1 |
The present invention relates to an acoustic wave sensor device, comprising an interdigitated transducer; a first reflection structure arranged on one side of the interdigitated transducer; a second reflection structure arranged on anoth...
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WO/2021/045683A1 |
In a described embodiment, a tunable acoustic absorber (100,1000) includes a first perforated panel (110,1110) having a first array of first apertures (112,1112), a second perforated panel (120,1120) having a second array of second apert...
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WO/2021/036608A1 |
A deep well grounding electrode and a deep well grounding electrode monitoring system. The deep well grounding electrode comprises a feeding rod (1), a feeding head (2), a steel sleeve (3) with a diameter smaller than the aperture of a w...
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WO/2021/040041A1 |
A thermal history evaluation method that involves arranging a plurality of first temperature detection members at specific inspection sites on a heat-resistant member. The first temperature detection members are capable of detecting temp...
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WO/2021/038552A1 |
Techniques described herein generally relate to generating an audio signal with a speaker. In some examples, a speaker device is described that includes a membrane and a shutter. The membrane can be configured to oscillate along a first ...
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WO/2021/038054A1 |
The present invention relates to a threshold-triggered tracer particle having at least a reference function and a reporting function as well as to a composition comprising the same. In addition, the present invention relates to a method ...
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WO/2021/038098A1 |
Ine invention concerns a pipe installation for transportation of a fluid. The installation includes an unbonded flexible pipe and a sensor system. Tthe unbonded flexible pipe has a first and a second end-fitting, a plurality of layers ex...
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WO/2021/036611A1 |
An online temperature monitoring system for a deep well-type grounding electrode, comprising a temperature measuring optical cable (1) that extends underground, a temperature demodulation instrument (2), a communication optical cable (3)...
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WO/2021/037529A1 |
The invention relates to a device (18) for fastening acoustic transducers to a watercraft, said device comprising a traction means (20) which, in particular load-free, has a first dimension in a first lateral direction (y) and a second d...
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WO/2021/040687A1 |
An optical fiber sensor with high sensitivity and high spatial resolution is described. The optical fiber sensor includes a multicore fiber having cores configured to permit crosstalk between cores. Crosstalk corresponds to transfer of a...
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WO/2021/031063A1 |
A photonic crystal structure-based visualized heat accumulation indictor, manufacturing of same, and applications thereof. The heat accumulation indicator comprises: composite layer A and composite layer B, where composite layer A compri...
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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/2021/019678A1 |
Provided is a temperature measuring system with which the transmission of distortion generated on a temperature measurement subject to an optical fiber is suppressed and with which the responsiveness of heat transfer from the temperature...
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WO/2021/013431A1 |
The present invention relates to a system for sensing a person's biosignals. The invention also relates to a means of conveyance, in particular a motor vehicle, in which such a system is used. The system comprises a biometric seat device...
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WO/2021/001767A1 |
The present technology discloses smart labels to monitor physical parameters, and for traceability and authentication of objects, documents or people. This active and multifunctional label is based on spectrally and spatially multiplexed...
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WO/2020/262460A1 |
This optical sensor (1) comprises a metal base section (10) formed in a cylindrical shape, an optical fiber member (20) inserted into the interior of the base section (10), and a sensor head (30) that is formed from single crystal alumin...
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