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WO/2023/154975A1 |
The present disclosure relates to an inductive coil arrangement for a transcutaneous inductive link arrangement, to devices incorporating the inductive coil arrangement and to a method of transmitting power and data using the inductive c...
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WO/2023/159046A1 |
Aspects of the present disclosure describe distributed fiber optic sensing (DFOS) systems, methods, and structures that advantageously provide DFOS and WDM communications over amplified, multi-span optical WDM optical telecommunications ...
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WO/2023/156198A1 |
The invention relates to a method for producing a rotational angle sensor unit comprising a housing unit, which has a housing (14) that defines a housing volume, a rotor (11) that is at least partly positioned in the housing volume, and ...
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WO/2023/155952A1 |
The present invention relates to a position sensor device (2) for an optical position encoder (1) having three analogue-signal sensors (3, 4, 5) for optical nonius-and-segment track scanning of three analogue tracks (12, 13, 14) of a mat...
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WO/2023/159164A1 |
Aspects of the present disclosure describe distributed fiber optic sensing / distributed acoustic sensing systems, method, and structures that advantageously employ chirped interrogation pulses (sensing signals) that exhibit a smooth amp...
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WO/2023/156221A1 |
The present invention relates to a rotation angle sensor unit (10) for determining a rotation angle between a rotor (11) and a stator (13), comprising a housing (14) which defines a housing volume, the rotor (11) which is rotatably mount...
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WO/2023/157601A1 |
A position detection device includes a first support, a second support that moves relatively to the first support, a power generation sensor disposed on the first support, and a magnetic field generation source fixed to the second suppor...
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WO/2023/156264A1 |
The invention relates to a method for measuring the angular position of a rotary shaft of a motor vehicle from a target attached to a free end of the shaft and a position sensor mounted facing the target, the method comprising the steps ...
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WO/2023/156229A1 |
The present invention relates to a conductor track structure (15) for a rotor (11) of a rotation angle sensor (10), comprising an annularly designed conductor track (17) with a meander-shaped conductor track profile, wherein at least one...
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WO/2023/157328A1 |
This electricity generating sensor includes: a magnetic wire which exhibits a large Barkhausen effect in response to an alternating magnetic field applied in an axial direction; a coil wound around the magnetic wire; and a pair of magnet...
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WO/2023/155657A1 |
An absolute six-degrees-of-freedom grating encoder. A collimated beam which is generated by a light source module (10) passes through a PBS to generate a beam L1 and a beam L2. The beam L2 is first split into a beam L2-1, a beam L2-2 and...
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WO/2023/156195A1 |
The invention relates to a rotational angle sensor unit (10) for determining a rotational angle between a rotor (11) and a stator (13), having a housing (14) which defines a housing volume, the rotor (11) which is rotatably mounted in th...
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WO/2023/151782A1 |
A resolver (8) comprises a pair of stator windings (14s, 14c) and a rotor winding (15) which is rotatable with respect to said stator windings (14s, 14c) and inductively coupled to these. A method for monitoring the resolver (8) comprise...
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WO/2023/151784A1 |
A resolver (8) comprises at least one stator winding (14s, 14c) and at least one rotor winding (15) which is rotatable with respect to said at least one stator winding (14s, 14c) and inductively coupled thereto. A method for controlling ...
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WO/2023/154049A1 |
A compact displacement sensor comprises a light intensity pattern object, a micro-lens array and an imaging device including a light-intensity measuring surface. The micro-lens array is disposed between the light intensity pattern object...
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WO/2023/151783A1 |
A resolver (8) comprises first and second winding assemblies (14, 15) which are rotatable with respect to each other and are inductively coupled, the first winding assembly (14) having a sine winding (14s) and a cosine winding (14c) arra...
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WO/2023/147667A1 |
Ruggedized sensor devices with decreased light scatter and associated methods and systems are disclosed herein. In some embodiments, a ruggedized sensor window apparatus includes a protective window and a light scatter blocking component...
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WO/2023/148923A1 |
This absolute position detection device comprises: a scale unit disposed on a mover or a stator and having a first member that is disposed so as to produce alternate outputs; a sensor unit in which detection elements for detecting positi...
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WO/2023/147851A1 |
The invention relates to a transmitter element (1) for a position sensor system (51), said transmitter element being used to allow the current orientation of a rotor shaft in a rapidly rotating electric machine to be ascertained for exam...
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WO/2023/149063A1 |
The present disclosure addresses the problem of easily detecting an absolute angle of a rotor with respect to a stator. Multiple conductive parts (22) are arranged along a rotational direction (DR1) of a rotor (2). A different-thickness ...
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WO/2023/148161A1 |
The present disclosure relates to a combined position and sensor system comprising a stator part and rotor part, where the stator part has an AC voltage source and the rotor part is powered by inductive coupling between the stator and ro...
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WO/2023/148562A1 |
A 2-degrees of freedom (DoF) variable reluctance (VR) resolver for detecting linear and rotational positions in a helical motion. The 2 -DoF VR resolver includes a rotor, a stator, and a variable air-gap between the rotor and the stator....
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WO/2023/115191A9 |
A polymer dielectric is described comprising a multi-layered structure containing at least two different dielectric materials. The dielectric materials comprise biodegradable organic dielectric materials, and in certain embodiments are c...
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WO/2023/148357A1 |
The present disclosure relates to a measurement device (1) for measuring a local parameter using an optical fiber element incorporating an array (100) of fiber Bragg gratings, FBGs, (101, 102, 103, 104), the measurement device (1) compri...
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WO/2023/144508A1 |
This application relates to fibre optic cables structures which are particularly suited for use for distributed fibre optic sensing. A fibre optic cable structure (300, 500) is described which includes a cable core (301, 501) and a longi...
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WO/2023/142302A1 |
A mud pipe positioning method and device for a double-wheel trench cutter, and an apparatus and a working machine. The mud pipe positioning method for a double-wheel trench cutter comprises: calibrating an encoder (1), and establishing a...
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WO/2023/146552A1 |
A method for distributed acoustic sensing includes sending a first optical pulse down an optical fiber, wherein light from the first optical pulse is backscattered from positions along a length of the optical fiber according to coherent ...
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WO/2023/147014A1 |
An apparatus includes a sampling circuit (204) to sample input from a sensor circuit (202). The input includes a cosine coil waveform and a sine coil waveform. The sampling circuit is to generate a cosine coil sampled data stream and a s...
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WO/2023/143748A1 |
Known valve devices comprise: a valve member (70); an actuator (12) which has an electronically commutated electric motor (14) comprising a stator (16) having a stator winding (18, 20), and which has a permanent-magnet rotor (22); a firs...
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WO/2023/145801A1 |
The objective of the present invention is to provide a magnetic sensor system with which position information is stable in a region immediately after a turn-back in relative movement of a magnetic sensor relative to a magnetic scale. A m...
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WO/2023/143989A1 |
The invention relates to a generator (100) for a rotary encoder (200) for detecting information relating to a rotating shaft. The generator (100) comprises a support body, a coil (160) wound around a section (121b, 131b) of the support b...
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WO/2023/147132A1 |
An analog front-end (AFE) for an impedance sensor uses digitally controlled impedances to modulate a differential input from an impedance-based sensor. The digitally controlled impedances may be coupled between the differential input and...
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WO/2023/144916A1 |
This power cable monitoring system comprises a power cable (100) including a power transmission cable (1) disposed in an inner circumferential portion, an armor wire (2) disposed in an outer circumferential portion, and a sensor rope (3,...
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WO/2023/141359A1 |
A temperature-corrected biochemical sensor includes an optical resonator disposed proximate a single-mode optical fiber, the optical resonator being optically coupled to the optical fiber to receive optical whispering-gallery output ligh...
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WO/2023/139939A1 |
The present invention enhances the ease of production of an encoder. The disclosed encoder (20) includes: a boss (25) that rotates about the rotational axis of a shaft of a motor; a circular rotating plate (21) that is fixed to the boss ...
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WO/2023/141231A1 |
A system includes a first and second sensor for a first and second body portion, wherein each sensor includes perturbation sensors for determining physical perturbations for each respective body portion in response to a body movement, ea...
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WO/2023/140000A1 |
Detecting coils (112 to 114) generate a positive or negative voltage pulse. Each time a voltage pulse is generated, a controller (125) receives electric power of the voltage pulse, and operates to acquire states of the detecting coils, i...
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WO/2023/139014A1 |
The invention relates to pseudo-stationary angular position encoding device (1, 12, 20) that comprises at least a light source (2), a first polarisation device (4), a second polarisation device (5), and a light intensity detecting device...
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WO/2023/137299A1 |
The present invention relates to zero-contact methods of detecting edges of rotating structures, said methods carried out without attaching an encoder or mark to the rotating structure. The methods were developed for use with image-based...
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WO/2023/134820A1 |
The invention relates to an inductive position sensor device (1) for detecting a position of a position transducer element (3) having a position receiver device (2), wherein the position receiver device (2) comprises a multi-layer printe...
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WO/2023/133482A1 |
An encoder assembly is provided for use in an electromagnetic apparatus including an apparatus body and a rotor. The rotor includes a shaft rotatable relative to the apparatus body. The encoder assembly comprises an encoder and a mountin...
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WO/2023/131501A1 |
The invention relates to an angle sensor arrangement (1) comprising a measuring transducer, a measurement acquisition device (2), a signal processing device (3), a correction device (10), and an angle calculation device (20), wherein the...
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WO/2023/131396A1 |
A sensor device (10; 110; 210; 310; 410) for detecting a magnetic field, having a Wiegand sensor unit (12; 112; 212) comprising: • - at least two Wiegand wires (20) and • - a coil assembly (22; 122; 222) which radially surrounds the ...
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WO/2023/131624A1 |
The invention provides an optical measurement system for performing a combination of Distributed Acoustic Sensing (DAS), Distributed Temperature Sensing (DTS), and/or Distributed Strain and Temperature Sensing (DSTS) on a same optical pa...
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WO/2023/132482A1 |
The present invention provides a liquid medicine injection device comprising: a base body; a needle assembly mounted in the base body; a reservoir unit which is fluidically connected to the needle assembly, and which has a plunger therei...
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WO/2023/128719A1 |
Disclosed in an embodiment is a sensing device, comprising: a case; a rotor rotatably disposed inside the case; a stator arranged to correspond to the rotor; a main gear that rotates in conjunction with the stator; a sub-gear that rotate...
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WO/2023/125478A1 |
A brain-computer interface apparatus and an information acquisition method, which relate to the field of the Internet of Things. The brain-computer interface apparatus comprises a light source (100), a time-domain delay module (200), a w...
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WO/2023/123169A1 |
Provided in the present invention is a sensing device. The sensing device comprises a first rotary body, a second rotary body and a sensor assembly. The first rotary body is rotatably connected to the second rotary body, and the sensor a...
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WO/2023/127468A1 |
An encoder (10) comprises: an emission unit (40) that emits light; a rotary plate (20) that rotates and that has an annular region (26) which is provided so as to surround a rotational axis (A) of the rotary plate (20) and which reflects...
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WO/2023/124024A1 |
A spectral confocal non-displacement measurement head, comprising a light aperture (101), a dispersion part (102), a reflection surface (104) and a sensitive part (105), wherein a light source emits light of a plurality of wavelengths, a...
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