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WO/2024/081419A1 |
The present disclosure relates to integration of integrated photonics-based optical gyroscopes and fiber-based optical gyroscopes into portable apparatuses that may include compass features. Novel small-footprint modularized fully integr...
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WO/2024/077035A1 |
Disclosed herein are vibratory gyroscopes comprising hollow shell resonators and methods of fabricating thereof. Specifically, a vibratory gyroscope comprises a support substrate comprising a substrate primary surface and a resonator sup...
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WO/2024/075308A1 |
The present invention provides a phase modulation signal generating device for a fiber-optic gyroscope, the phase modulation signal generating device being capable of generating a phase modulation signal to an optimum multifunction integ...
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WO/2024/075708A1 |
This information processing device has a communication unit and a control unit. An acquisition unit acquires an original acceleration and an original angular velocity from a 3-axis inertial sensor. The control unit recognizes the start o...
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WO/2024/065006A1 |
The disclosure relates to a system for precession control and/or energy recuperation in a gyrostabiliser, the system comprising: a gyrostabiliser having a flywheel mounted for rotation about a spin axis in a gimbal frame that is configur...
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WO/2024/071000A1 |
In this rotary operation type inertial detecting device an inertial detecting unit (4) is provided inside an inner frame, the inner frame is supported in an outer frame by means of a first shaft (5), the inertial detecting unit is suppor...
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WO/2024/065005A1 |
The disclosure relates to a gyrostabiliser assembly (1) for a marine vessel comprising: a housing (13) defining a chamber (12) for supporting at least a partial vacuum; a flywheel (11) mounted within the chamber (12) for rotation about a...
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WO/2024/065004A1 |
The disclosure relates to a gyrostabiliser assembly (1) for a marine vessel comprising: a housing (13) defining a chamber (12) for supporting at least a partial vacuum; a flywheel (33) mounted within the chamber (12) for rotation about a...
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WO/2024/071001A1 |
The present invention comprises: an inner frame (3) that is provided with an inertia sensor unit (4) and is rotatably supported by an outer frame (2); a twin inertia sensor unit having two inertia detection sensors; a first encoder (12) ...
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WO/2024/060334A1 |
A fully-decoupled MEMS gyroscope, comprising an anchor point unit (1), a sensing unit (2) elastically connected to the anchor point unit (1), and a driving unit (3) driving the sensing unit (2) to move. The anchor point unit (1) comprise...
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WO/2024/063673A2 |
The invention relates to the field of instrumentation, and more particularly to quantum gyroscopes based on nitrogen-vacancy centres. The claimed device comprises a diamond, two sources of light with a wavelength of from 450 to 650 nm, a...
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WO/2024/057115A1 |
A system includes an inertial measurement unit (IMU) associated with a user, wherein the IMU acquires acceleration data and determines gravity data during a period of time, wherein the IMU acquires magnetic orientation data and heading d...
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WO/2024/058475A1 |
Disclosed herein is a method and device for controlling a video player according to a motion control mode in a content streaming system. A method of controlling a video player including a processor and a memory according to a motion cont...
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WO/2024/051050A1 |
An eigenfrequency compensation method for an ultrahigh-precision fiber-optic gyroscope, and a fault diagnosis and processing method therefor. The eigenfrequency compensation method comprises the following steps: performing open-loop proc...
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WO/2024/051049A1 |
A method for eliminating local stress distortion in a fiber coil, and a device therefor, relating to the field of fiber-optic gyroscope manufacturing. The method for eliminating local stress distortion of the fiber coil comprises: fixing...
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WO/2024/045451A1 |
A fiber-optic gyroscope based on mode division multiplexing and a precision improvement method therefor. The fiber-optic gyroscope based on mode division multiplexing comprises a light source generation unit used for outputting fundament...
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WO/2024/045450A1 |
The present application relates to the technical field of fiber optic gyroscope manufacturing, and provides a wide-spectrum light source generation system and method, and a fiber optic gyroscope. The wide-spectrum light source generation...
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WO/2024/048264A1 |
The present disclosure relates to an information processing device, an information processing method, and a program that make it possible to highly accurately estimate the azimuth of a moving object by using only an inertial measurement ...
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WO/2024/041954A1 |
The invention relates to a method for determining the position of an object by ascertaining the rotational angle of the object, wherein rotational angle increments Δθk for successive measurement points in time meas,k , in which k = 1,....
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WO/2024/042779A1 |
A gyro sensor circuit includes a gyro sensor generating an RF sensing signal according to an angular movement, an RF sense path configured to receive and process the RF sensing signal. The RF sense path comprises a first chopper configur...
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WO/2024/042819A1 |
A vibration-type angular velocity detector 100 comprises a vibrator 10 including: a substrate 1 having a first silicon layer 11 having a crystal plane with a Miller index of (111) and a second silicon layer 13 having a crystal plane with...
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WO/2024/036688A1 |
Provided in the present application is a three-axis gyroscope. The three-axis gyroscope comprises a driving structure, a first sensitive structure, a second sensitive structure, a third sensitive structure and a plurality of anchoring st...
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WO/2024/033666A1 |
The invention is method and a device for tuning the laser frequency with a rotating disc and an optical waveguide that relies on the Doppler effect. The laser is mounted on a mechanical spinning disc or an equivalent rotating object whos...
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WO/2024/027097A1 |
A loop tail fiber compensation method for a fiber-optic gyroscope, and a fiber length compensator. The fiber length compensator is fixed to a loop tail fiber of the fiber-optic gyroscope, and the fiber length compensator comprises a peri...
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WO/2024/028437A1 |
The invention relates to a method for estimating the azimuth, formula (A), of a base of a motion simulator by implementing a gyrometric system comprising at least one gyrometer attached to the plate of the motion simulator and applying a...
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WO/2024/028123A1 |
The invention relates to a monolithic flexible joint assembly (10), comprising a main body (12), through which two channel pairs (24) pass, specifically a first channel pair (24-1) and a second channel pair (24-2), which extend in a radi...
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WO/2024/024032A1 |
Provided is a fiber optic gyroscope light source device that allows for a reduction in relative intensity noise in a fiber optic gyroscope even if a broadband light source containing relative intensity noise is used therein. This fiber...
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WO/2024/025171A1 |
An electronic device according to an embodiment may comprise a communication module for communicating with a pen input device attachable to the electronic device. The electronic device may comprise an inclination sensor for sensing infor...
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WO/2024/011679A1 |
A fully decoupled MEMS gyroscope, comprising a substrate (1), a sensing unit (2) elastically connected to the substrate (1), and a driving unit (3) coupled to the sensing unit (2) and used for driving the sensing unit (2) to move. The su...
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WO/2024/014306A1 |
In the present invention, a server 300 retrieves a first initial value pertaining to an offset of a tri-axial angular velocity sensor 110, a second initial value pertaining to a sensitivity coefficient for the tri-axial angular velocity ...
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WO/2024/013426A1 |
The invention relates to tracking the sensor outputs (301) of at least a gyroscope (302) and an accelerometer (304) of a trajectory metering device (200) of the recreational equipment (100) during an activity cycle (400), for forming a d...
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WO/2024/008325A1 |
The present invention relates to a bathtub (1) with a lifting device (2) for raising and lowering the bathtub (1). The bathtub (1) comprises a sensor (12), whereby upon change of load against the bathtub (1) during elevating movement of ...
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WO/2023/211518A9 |
A photonic integrated circuit (PIC) comprises at least two optical circuits disposed on the PIC, two or more optical interfaces each configured to provide a connection to at least one external optical component, and a layout arrangement ...
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WO/2024/003894A1 |
A system for finding a target direction, the system comprising a gyroscope and/or an accelerometer perpendicular to the gyroscope and/or a rotating stage on which the gyroscope and accelerometer are mounted, and/or a hardware processor c...
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WO/2024/005471A1 |
The present invention relates to a birdbath-type resonator shell and a manufacturing method therefor, and a manufacturing method according to the present invention comprises the steps of: preparing a glass substrate; preparing a mold hav...
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WO/2024/000936A1 |
An optical gyroscope double-layer SiN-based integrated drive chip; a first implementation structure of the chip comprises: a first optical fiber-SiN waveguide coupler (1-1), a second optical fiber-SiN waveguide coupler (1-2), a first 3-d...
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WO/2023/250407A1 |
Disclosed herein are systems and methods for acoustic navigation. The acoustic navigation system includes a surface component installed on a vessel and a subsurface component positioned on the seafloor. The surface component includes aco...
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WO/2023/249508A1 |
A phase shifter and a fiber-optic gyroscope including the phase shifter are provided. The phase shifter includes: a quarter-wave phase plate and a circularly birefringent element, where the quarter-wave phase plate is configured to trans...
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WO/2023/240354A1 |
A miniaturized interferometric integrated photonic gyroscope structure with top silicon oxide, middle silicon oxide and bottom silicon oxide deposited on a silicon substrate comprises broadband optical source or a semiconductor optical a...
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WO/2023/237303A1 |
The invention relates to a microelectromechanical angular rate sensor (100) having a flexible ring structure (110) which forms a circle in an idle state and which is suitable for producing an excitation oscillation substantially parallel...
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WO/2023/237297A1 |
The invention relates to a microelectromechanical coupling device (100) for coupling microelectromechanical components, having a flexible ring structure (110) which forms a circle in an idle state and which can be deformed substantially ...
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WO/2023/226560A1 |
An apparatus (100), method (1100) and system (900, 1000) for measuring an angular velocity, which apparatus, method and system belong to the technical fields of sensors and inertial devices of microelectromechanical systems (MEMSs), and ...
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WO/2023/229199A1 |
An electronic device according to various embodiments comprises a display, a gyro-sensor, an acceleration sensor, a communication module and a processor, wherein the processor can confirm whether an automatic screen rotation function is ...
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WO/2023/223577A1 |
The present disclosure relates to an inertial measurement device that makes it possible to improve the detection accuracy of a multi-IMU system. Four island portions, each island portion having a size resulting from dividing a square ope...
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WO/2023/219569A1 |
A sensing component of a gyroscope and an opto-MEMS gyroscope comprising said sensing component are provided, the sensing component comprising, a frame; a proof mass configured to be displaced in response to a Coriolis force applied to t...
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WO/2023/214210A1 |
The present invention relates to a drive mechanism and an inertial sensor apparatus. The drive mechanism is configured to drive a payload of the inertial sensor apparatus into an intermittent rotation motion to enable maytagging of at le...
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WO/2023/205593A2 |
Centrifugal gyroscopic devices are described herein. A representative device can include a shaft, an arm coupled to the shaft, a rotor coupled to the arm, and a control system operably coupled to the shaft, the arm, and/or the rotor. The...
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WO/2023/198393A1 |
Provision is made according to the invention that - the vehicle has at least one camera (1) having an image stabilization means (6) that recognizes shaking (SA) of the camera (1) by way of at least one acceleration sensor (2) and initiat...
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WO/2023/194317A1 |
The invention relates to an inertial sensor comprising a substrate extending along a rotation direction and a drive excitation direction, a first and a second drive frames, an excitation device, a first and a second proof mass hingedly c...
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WO/2023/194296A1 |
The invention relates to a cold-atom and light-pulse interferometric system (100) comprising a vacuum chamber (7) containing a cloud of cold atoms (8), a planar retro-reflective optical component (5), a laser source (6) suitable for gene...
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