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WO/2023/069333A1 |
Aspects of the present disclosure describe Rayleigh-based DTSS that utilizes few-mode fiber (FMF), which supports multiple spatial modes. For each spatial mode, a wavelength-scanning configuration gives the relative wavelength (or freque...
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WO/2023/069175A1 |
A state machine motor controller (SMMC) interface comprises a plurality of states which defines a unique set of poles/ motor phase /phases energized. Digital sensors capture the start of overlap of rotor poles with stator poles. The stat...
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WO/2023/069576A1 |
Aspects of the present disclosure describe distributed fiber optic sensing / distributed acoustic sensing (DFOS / DAS ) systems, methods, and structures that advantageously provide rainfall intensity measurements along an entire length o...
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WO/2023/067562A1 |
Method of measuring a parameter under test affecting intermodal spectral shift of measurement optical fiber, including an excitation of radiation from a radiation source having a saw-like modulated wavelength in two modes with initial fr...
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WO/2023/060304A1 |
A method of monitoring a conveyor belt state, the method comprising the steps of: (a) monitoring the acoustic emissions from a conveyor belt using an optical waveguide interrogator, the optical waveguide interrogator outputting a series ...
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WO/2022/140486A9 |
A fiber optic sensing technology for vehicle run-off-road incident automatic detection by an indicator of sonic alert pattern (SNAP) vibration patterns. A machine learning method is employed and trained and evaluated against a variety of...
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WO/2023/062368A1 |
Disclosed is a method of dynamic change detection using an optical fibre arrangement. The optical fibre arrangement comprises a forward optical path and a second optical path. The optical fibre arrangement is configured into a plurality ...
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WO/2023/060474A1 |
Disclosed in the present application are a detection apparatus, a shunt circuit and a terminal device. The detection apparatus may comprise a detection unit, a photoelectric conversion unit and a shunt circuit, wherein the photoelectric ...
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WO/2023/064427A1 |
Aspects of the present disclosure describe distributed fiber optic sensing (DFOS) / distributed acoustic sensing (DAS) systems, methods, and structures exhibiting a sensitivity enhancement via MIMO sampling and phase recombination.
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WO/2023/061924A1 |
The invention relates to a machine chisel (100), a retaining device (300), a removing system (600) and a method. The machine chisel (100) can comprise: a chisel tip (102); a shank (104), which extends away from the chisel tip along a lon...
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WO/2023/060339A1 |
A sensor, for measuring an electrical signal, includes a compressible body portion defining a longitudinal axis and having a foldable wall extending from a first end of the body portion to a second end of the body portion. The body porti...
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WO/2023/058697A1 |
The purpose of the present invention is to provide a motor position detection system capable of expanding the detection area. In a motor (300) comprising a coil (301) and a driving magnet (302) that applies a driving magnetic field to th...
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WO/2023/057544A1 |
The invention relates to a computer-aided method for determining the actual position of a magnetic structure (100) in a space (200) by means of an analysis module (10), wherein the analysis module (10) determines the actual position on t...
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WO/2023/057209A1 |
The present invention relates to an inductive position sensor (10) for an electric machine, the sensor being formed by a housing (100) and a sensitive element (101) arranged in the housing (100), the housing comprising a cover (103) and ...
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WO/2023/057168A1 |
A method (100) for operating a detection system (10) for detecting a current position or a current rotational angle of a movably mounted component (11). The detection system (10) comprises at least three partially incremental motion sens...
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WO/2023/057210A1 |
The present invention relates to an array (10) of sensors, for an inverter (20), comprising at least one position sensor using so-called inductive technology (30) and at least one temperature sensor (40) for an electric motor, each of th...
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WO/2023/058160A1 |
A Rayleigh intensity pattern measurement device (100) comprises: a broadband wavelength variable LD(1); an optical coupler (4) which causes oscillated LD light to be incident on an optical fiber and emits Rayleigh scattering light from t...
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WO/2023/059052A1 |
An embodiment may provide a sensing device comprising: a rotor; a stator arranged so as to correspond to the rotor; a first collector arranged above the stator and a second collector arranged under the stator; and a first sensor and a se...
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WO/2023/057610A1 |
The invention relates to a measuring device (10) having a magnetic circuit comprising a first armature element (11) and a second armature element (12), which are positioned one on either side of an axis X and manufactured with at least o...
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WO/2023/058356A1 |
A magnetism sensor (110) has a sensitivity axis direction (D1) in a first direction. A magnet (120) is positioned side by side with the magnetism sensor (110) in a second direction that crosses the first direction, is provided so as to b...
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WO/2023/060077A1 |
The subject matter of this specification can be embodied in, among other things, an actuator that includes a piston configured to actuate relative to a housing, a sensor rod configured to be actuated by the piston, a sensor affixed to th...
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WO/2023/056079A1 |
Aspects of the present disclosure describe distributed fiber optic sensing (DFOS) systems, methods, and structures that advantageously sense / monitor outdoor facilities and structures including outdoor cabinets containing fiber optic fa...
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WO/2023/056175A1 |
An apparatus comprising: a support structure; and a first electrically-conductive material arranged at the support structure to define a first continuous path for first electrical current to flow between a first location and a second loc...
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WO/2023/054058A1 |
This rotation detector-equipped rolling bearing has an annular groove (14) that is formed continuously along the entire circumferential direction of the outer circumference of a sensor housing (8), and that is formed to have a groove wid...
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WO/2023/053596A1 |
One aspect of a three-phase signal generation device of the present invention is such that: a first complex vector, a second complex vector, and a third complex vector are calculated on the basis of instantaneous values of a first signal...
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WO/2023/055393A1 |
A method includes deploying an optical fiber attached to a distributed acoustic sensing (DAS) interrogator in a wellbore, pre-setting gauge length of the DAS interrogator based on an expected measurement signal, interrogating the optical...
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WO/2023/054613A1 |
This multiple-degree-of-freedom displacement measurement device is provided with: a rotary scale disposed around a first rotation axis, the rotary scale having a scale pattern formed by arranging a plurality of patterns around the circum...
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WO/2023/053489A1 |
Provided is an electronic control device equipped with an excitation amplifier for outputting an excitation signal to a resolver, a micro-controller, and a power supply IC, the electronic control device being highly reliable and capable ...
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WO/2023/054018A1 |
A sensor (31-38, 130, 230) in this detection device (1-9) includes at least one main detection element (401), at least one sub-detection element (402, 403), a main digital conversion unit (451) for performing digital conversion of the de...
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WO/2023/055170A1 |
The present invention relates to a device for recognizing a measurement value on the basis of a gauge image and, more specifically, to a device capable of recognizing a measurement value measured by a measurement apparatus, on the basis ...
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WO/2023/054020A1 |
A detecting device (1 to 9) comprises a sensor (31 to 38, 130, 230), and a control unit (60 to 64, 160, 260). The sensor (31 to 38, 130, 230) includes: at least one main detecting element (401) for detecting a change in a physical quanti...
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WO/2023/053456A1 |
This encoder, which includes a connector to which an external power source and an external battery for backup are connected, comprises: a backup circuit that is driven when power is not being supplied from the external power source; an i...
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WO/2023/053598A1 |
In one aspect of a three-phase signal generating device according to the present invention: a first complex vector, a second complex vector, and a third complex vector are calculated on the basis of instantaneous values of a first signal...
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WO/2023/052090A1 |
Displacement or Pressure Sensing System for a Touchpad or KeyboardThe present invention generally relates to a displacement or pressure sensor, to a sensing system comprising a plurality of such sensors, and to a temperature compensation...
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WO/2023/054609A1 |
The present disclosure addresses the problem of eliminating a magnet for position detection. This rotary machine (1) comprises a stator (11), a rotor (12), a rotating shaft (13), and a magnetic sensor (14). The rotor (12) rotates with re...
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WO/2023/046791A1 |
A method for driving an optical sensor of a drug delivery device or of a drug delivery add-on device is disclosed, wherein the drug delivery device comprises a movable dosage programming component and the optical sensor is provided and c...
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WO/2023/046802A1 |
A method for checking a sensor of a drug delivery device or of a drug delivery add-on device is disclosed, wherein the sensor is provided and configured to detect expelling of a drug dose being delivered with the drug delivery device and...
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WO/2023/047449A1 |
The purpose of the present disclosure is to provide a feature of a multi-point interferometric optical fiber sensor based on coherence area division multiplexing, wherein a multi-point sensor configuration can be achieved without complic...
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WO/2023/048960A1 |
A wearable electronic device can include an optical assembly that supports a display and is moveable within the wearable electronic device. A compliant tracking assembly can be provided to facilitate precision alignment to allow the trac...
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WO/2023/048580A1 |
The invention relates, in a first aspect, to a flexible elongate member (2) comprising at least one optical sensing fibre (21) and being configured to be at least partially submerged or float in waste fluid (51) inside a sewage pipeline ...
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WO/2023/040209A1 |
An encoder, comprising a stator assembly (1) and a rotor assembly (2), wherein the stator assembly (1) comprises a mounting plate (11) and a circuit board (12) mounted on one side surface of the mounting plate (11), the circuit board (12...
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WO/2023/044375A1 |
A method and apparatus for reducing magnetic tracking error in the position and orientation determined in a magnetic tracking system having a magnetic field generator. In some embodiments, the measured position and orientation of a senso...
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WO/2023/040085A1 |
A magnetic drum, comprising a support ring (b), and a first permanent magnet ring (1) and a second permanent magnet ring (2) that are sleeved on the outer circumferential side of the support ring (b), wherein the first permanent magnet r...
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WO/2022/093920A9 |
Aspects of the present disclosure describe systems methods and structures for avoiding saturation caused phase jump in systems that extract information from the phase of a complex sequence and exhibit an overflow or "spike" in the output...
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WO/2023/043965A1 |
Holsters of conducted electrical weapons (CEW) comprise a set of magnetic elements. The set of magnetic elements may have positions, polarities, and magnitudes corresponding to types of holsters. The CEW uses sensors to detect one or mor...
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WO/2023/043766A1 |
A Halbach-based magnetic position sensor includes a Halbach magnetic element having a spatially rotating magnetization pattern along an extent, producing a focused and augmented magnetic field on a working side relative to a magnetic fie...
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WO/2023/041540A1 |
The present invention relates to signal processing methods for an optical detection system, and systems for carrying out such processing. For example, the present invention provides a signal processing method for a distributed acoustic s...
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WO/2023/042809A1 |
A rotary encoder (10) is provided with: a main shaft gear (40); auxiliary shaft gears (61, 81) which mesh with the main shaft gear (40); a main shaft magnet (29) held on the main shaft (20); auxiliary shaft magnets (181, 191) held on the...
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WO/2023/042135A1 |
The apparatus (10) for molding a hull made of composite material for a boat comprises: a first and a second mold part (12; 14) each having a molding surface (12a, 14a), and which are adapted to be coupled to define jointly a concave mold...
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WO/2023/042807A1 |
This rotary encoder (10) comprises a gear accommodating box body (110) comprising: a main shaft gear (40); sub shaft gears (61, 81) mating with the main shaft gear (40); a main shaft magnet (29) held in a main shaft (20); sub shaft magne...
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