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WO/2022/224704A1 |
This method includes: a supporting portion forming step of performing etching to form an annular recessed portion on an upper surface of a lower wafer, and etching a radially outer surface, which is a flat surface on the radially outer s...
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WO/2022/217334A1 |
An optical ring resonator-based gyroscope includes a photonic integrated circuit (PIC) chip including a plurality of optical elements, the plurality of optical elements including a resonator ring; and a printed circuit board including a ...
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WO/2022/216939A1 |
A mechanical controller provides four-axis control of a vehicle's position and movement. For example, the controller provides control of a vehicle's operations through a lateral axis, longitudinal axis, directional axis, and a grip axis ...
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WO/2022/208090A1 |
Inertial Sensors and Inertial Measurement Units are provided. In one example, the inertial sensor comprises oonnee or more microresonators, each microresonator supporting a corresponding optical resonance. The inertial sensor further com...
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WO/2022/200403A1 |
The invention relates to a method for ascertaining a yaw-rate offset value (ωoffset) which represents the offset of yaw-rate measurement values of a yaw-rate sensor (2) of a motor vehicle (1). The method has the following steps: receivi...
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WO/2022/191066A1 |
The present invention addresses the problem of providing a module inspection method that can be performed with high accuracy without having to use inertial force. A module inspection method according to the present invention is used to i...
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WO/2022/191471A1 |
An electronic device according to various embodiments comprises: a geomagnetic sensor; a posture sensor which measures a posture of the electronic device; and a processor operatively connected to the geomagnetic sensor and the posture se...
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WO/2022/189734A1 |
A resonator is suitable for reducing or decreasing to zero a force that is or would otherwise be transmitted by a vibrating portion of the resonator to a bearing part (Pf). To this end, the vibrating portion comprises two extensions (P1,...
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WO/2022/189730A1 |
An inertial angular sensor comprises at least three identical resonators (R1-R3) which are arranged symmetrically around a sensing axis (A-A) of the sensor, such that a gyroscope that is formed on the basis of said sensor possesses an in...
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WO/2022/184855A1 |
The invention relates to a generator for generating an anti-Kerr modulated light signal (Smod), comprising a primary light source (2) having four longitudinal modes or fewer and configured to generate a light signal and modulation means ...
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WO/2022/184860A1 |
The invention relates to a method for reducing the Kerr effect in an interferometry measuring device (1) comprising a generator configured to emit an input periodic light signal (3), and a Sagnac interferometer (4) in which two counterpr...
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WO/2022/183895A1 |
A small volume optoelectronic chip containing an LED chip having embedded therein a diamond with nitrogen-vacancy centers, wherein the LED chip generates light having a first wavelength, and the diamond with nitrogen-vacancy centers gene...
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WO/2022/182116A1 |
An electronic device according to one embodiment of the present disclosure comprises: a wireless communication circuit; a display; a sensor, which is based on first, second and third axes that are orthogonal to each other, and has a plan...
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WO/2022/175240A1 |
The invention relates to a method for correcting the measurement from a vibrating inertial sensor located on a carrier and comprising a resonator extending around two mutually perpendicular axes x and y defining a sensor frame of referen...
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WO/2022/174828A1 |
A multi-position north seeking method and apparatus, an electronic device and a storage medium, relating to the technical field of inertial navigation. The method comprises: according to a preset north-seeking gyroscope sampling rate, th...
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WO/2022/174831A1 |
A continuous north-seeking apparatus and method, an electronic device, and a storage medium, relating to the technical field of inertial navigation. The apparatus comprises: a MEMS gyroscope array (100) comprising a plurality of coaxiall...
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WO/2022/169964A1 |
A sensor having a proximal end and a distal end includes an anchor, a proof mass, a fixed finger, and a movable finger. The anchor is disposed at the proximal end. The proof mass is coupled to the anchor and disposed at a first distance ...
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WO/2022/168585A1 |
The present invention addresses the problem of improving characteristics. This capacitive sensor (100) is provided with a support (7) having a first anchor portion (71), a second anchor portion (72), a first connection portion (76), and ...
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WO/2022/158633A1 |
A wireless communication device according to the present invention comprises: a voice recognition unit for converting a voice signal inputted through a microphone into a stream of syllable information by using voice recognition; an encod...
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WO/2022/158436A1 |
Provided is a gyro vibrometer which is capable of detecting, with excellent sensitivity, vibration of an object. The gyro vibrometer comprises: a support body having an opening part; a membrane disposed in the support body such that a po...
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WO/2022/136861A1 |
Example implementations relate to gyroscopes comprising: a cyclic symmetric proof mass for bearing on a first surface degenerate, spatially orthogonal primary and secondary modes of vibration which become coupled in response to rotation ...
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WO/2022/127137A1 |
An atomic interference gyroscope signal resolving method and apparatus, a computer device, and a storage medium, applicable to the technical field of precision instruments. The method comprises: performing frequency modulation on coheren...
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WO/2022/126753A1 |
An MEMS gyroscope, comprising an annular structure (10) and a plurality of mass blocks (20) uniformly distributed around the center circumference of the annular structure (10) and connected to the inner side or the outer side of the annu...
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WO/2022/117592A1 |
The invention relates to an inertial measurement unit comprising at least two measurement modules (60, 62, 64, 66), each measurement module (60, 62, 64, 66) having at least one inertial sensor which supplies at least one signal that carr...
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WO/2022/119490A1 |
A safety wearable (32) is configured to be worn by an operator of a work vehicle, and comprises data processing equipment configured to feed sensor data from a sensor arrangement as a feature vector to a trained classifier trained to det...
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WO/2022/110353A1 |
An MEMS gyroscope, comprising an annular structure (1), first coupling structures (2) connected to the annular structure (1), mass blocks (3) connected to the first coupling structures (2), anchor points (4) connected to the mass blocks ...
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WO/2022/110424A1 |
Provided is a gyroscope, comprising a base body and a vibrating assembly, wherein the vibrating assembly comprises a vibrating member and an electrode; the electrode is arranged on an outer side of the vibrating member; the vibrating mem...
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WO/2022/097440A1 |
In the present invention, before a base (128) is assembled, the sensitivities of a plurality of sensors (104, 105, 131, 132) respectively disposed on a plurality of blocks (102, 103, 129, 130) are inspected. In an inspection step, the pl...
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WO/2022/097439A1 |
This multi-axis inertial force sensor comprises mounting materials (101, 159, 182), a plurality of blocks (102, 103, 129, 130), and a plurality of sensors (104, 105, 131, 132). Each block has a positioning unit (127) that determines a po...
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WO/2022/090955A1 |
The present invention relates to the field of MEMS (microelectromechanical systems) and, in particular, to the use of MEMS gyroscopes for in a gyrocompass for finding a geographical heading. By including at least three MEM gyroscopes wit...
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WO/2022/078917A1 |
The invention relates to a method for calibrating the difference in stiffness ΔΚ or quadrature Kxy of a vibrating angular sensor, comprising: - a resonator extending around two axes x and y defining a sensor frame of reference xy, comp...
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WO/2022/082018A1 |
A precision gyroscope which provides mode matching which is insensitive to rate input in response to continuously monitoring the split between the resonances of the drive and sense modes. A calibration signal, having at least one modulat...
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WO/2022/077107A1 |
A system to detect a man down situation using intra-aural inertial measurement units is disclosed. The system comprises an earpiece having an inertial measurement unit (IMU) adapted to capture acceleration and rotation speed of the earpi...
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WO/2022/076457A1 |
The present disclosure relates to integrated photonics-based optical gyroscopes with silicon nitride (SiN) waveguide-based microresonators. SiN microresonators are fabricated either on a fused silica platform or on a silicon substrate wi...
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WO/2022/074890A1 |
An adjustment device 500 simultaneously emits M beams of laser light onto an atom beam 131, M being a predetermined integer satisfying 3 ≤ M. The paths of the M beams of laser light intersect with an entry path of the atom beam 131. Th...
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WO/2022/074891A1 |
According to the present invention, an adjustment device 500 simultaneously irradiates an atomic line 131 with M lasers beams, wherein M is a predetermined integer satisfying 3≤M. The path of each of the M laser beams intersects the pa...
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WO/2022/072433A1 |
A gyroscopic roll stabilizer for a boat includes a flywheel shaft having a first end and an opposite second end. The flywheel shaft has first and second open-ended cavities formed on opposing ends. A first uneven seal encloses the first ...
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WO/2022/072350A1 |
A gyroscopic roll stabilizer includes an enclosure, a flywheel assembly, and a motor. The enclosure is mounted to a gimbal for rotation about a gimbal axis and configured to maintain a below-ambient pressure. The flywheel assembly is rot...
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WO/2022/058303A1 |
Inertial rotation sensor comprising a vibrating resonator (1) associated with at least two first transducers (2.1) connected to a first electronic processing unit (5) via an electronic multiplexing member (6) in order to function consecu...
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WO/2022/053337A1 |
The invention relates to a sensor system with a MEMS gyroscope, at least comprising: - a seismic mass in which vibrations can be excited and which comprises at least one electrode assembly for capacitively detecting a measurement signal,...
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WO/2022/053595A1 |
The invention relates to a circuit (100) for a MEMS gyroscope, comprising at least one mass which can be excited to a vibrational movement, the circuit further comprising: a signal generator circuit (30) for generating a periodic test si...
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WO/2022/046508A1 |
A gyroscopic roll stabilizer for a boat includes an enclosure mounted to a gimbal for rotation about a gimbal axis and configured to maintain a below-ambient pressure, and a flywheel assembly including a flywheel and flywheel shaft, with...
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WO/2022/046799A1 |
According to some aspects, there is provided a microelectromechanical systems (MEMS) device wherein one or more components of the MEMS device exhibit attenuated motion relative to one or more other moving components. The MEMS device may ...
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WO/2022/040726A1 |
A system for fibre-optic Sagnac interferometry, the system comprising: an optical source; an optical splitter configured to split light from the optical source into a first optical beam and a second optical beam; an optical circuit compr...
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WO/2022/037974A1 |
The present invention relates to a gait-assisting stick (10) for assisting a user to lift the stick towards a vertical orientation when it is undesirably tilted with respect to the horizontal plane (or to the gravity field). The gait-ass...
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WO/2022/033767A1 |
The present invention relates to a readout circuit (1) for a MEMS sensor unit, comprising at least one circuit component (3, 4) which has a cascade circuit (5) with at least one input amplifier (6) and at least one output amplifier (7), ...
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WO/2022/028281A1 |
A white light interferometric fiber optic gyroscope based on a rhombic optical path difference biasing structure comprises a laser (9), a rhombic optical path difference biasing structure, a fiber optic loop (11), and a detector (10). Th...
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WO/2022/022478A1 |
Disclosed is a micro-electro-mechanical system (MEMS) chip, comprising a substrate (10), a moving assembly (20), a fixing assembly (30) and a driving assembly (60), the fixing assembly (30) being located between the substrate (10) and th...
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WO/2022/022467A1 |
An MEMS device, relating to the technical field of electronics. The MEMS device comprises a tube shell (1), a bottom plate (2), and a first inertia assembly (3). The first inertial assembly (3) is located in an encapsulation space (4) fo...
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WO/2022/020382A1 |
A magnetohydrodynamic pump for use in pumping molten salts that improves upon existing solutions is disclosed. The magnetohydrodynamic pump utilizes a linear induction motor with a cavity lined with ceramic and an interior piece forcing ...
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