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WO/2015/185937A1 |
In a method for open loop operation of a capacitive accelerometer, a first mode of operation comprises electrically measuring a deflection of a proof mass (204) from the null position under an applied acceleration using a pickoff amplifi...
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WO/2015/184531A1 |
A micro-electro-mechanical system (MEMS) motion sensor is provided that includes a MEMS wafer having a frame structure, a plurality of proof masses suspended to the frame structure, movable in three dimensions, and enclosed in one or mor...
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WO/2015/178117A1 |
The present invention makes it possible to produce a highly stable inertia sensor having a simple configuration by sealing an oscillator for detecting acceleration in a vacuum and using resonant vibration that takes advantage of the high...
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WO/2015/178975A2 |
The present invention relates to a system comprising a light source configured to produce an emitted light beam. An etalon is positioned to receive the light beam and is configured to generate a plurality of product light beams. The etal...
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WO/2015/170585A1 |
[Problem] To provide an electronic device that can detect attitude and the like using an acceleration sensor and an angular rate sensor while keeping power consumption in check. [Solution] A determination is made as to whether an externa...
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WO/2015/166786A1 |
A falling indicator (10) is fixed to a side surface of a packaging box (1), and is provided with an ink bag (11), an ink absorbing material (12), and an external bag (13). The ink bag (11) is provided with an ink chamber (11a) the inside...
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WO/2015/167674A1 |
Briefly, in accordance with one or more embodiments, a method to test one or more sensors of a device under test may comprise capturing visual motion data of the device under test disposed on an arm of a pendulum apparatus while the arm ...
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WO/2015/167014A1 |
Provided is a sound wave detection element having: a porous resin body made from a resin free from dipoles which occur due to molecular and crystalline structures; and a pressure-resistant housing.
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WO/2015/167013A1 |
Provided is a sound wave and shock detection element having: a porous resin body made from a resin free from dipoles which are caused by molecular and crystalline structures; and an external force-absorbing sheet.
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WO/2015/166771A1 |
Provided is a highly reliable acceleration sensor having little 0-point drift. For example, an acceleration sensor having a support substrate having a first direction and a second direction orthogonal thereto in a single surface, a devic...
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WO/2015/162014A1 |
The invention relates to a device (14) for acquiring an inertial variable (16), comprising - a triaxial inertial sensor (26) for acquiring a first measured value (42, 44, 46) for the inertial variable (16), - a biaxial inertial sensor (2...
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WO/2015/163504A1 |
The present invention relates to a system capable of measuring, when pitching a baseball, the speed of the baseball using an acceleration sensor and a gyro sensor installed inside the baseball without using a separate speed gun. Provided...
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WO/2015/163300A1 |
The purpose of the present invention is to provide a highly reliable acceleration sensor having minimal zero drift both initially and over time, even when used under poor installation conditions, while keeping production costs low. In th...
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WO/2015/160723A1 |
MEMS devices having discharge circuits. In some embodiments, a MEMS device can include a substrate and an electromechanical assembly implemented on the substrate. The MEMS device can further include a discharge circuit implemented relati...
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WO/2015/155983A1 |
This sensor is provided with an upper cover layer, a lower cover layer, and a sensor layer situated between the upper cover layer and the lower cover layer. Either the upper cover layer or the lower cover layer has a insulation region in...
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WO/2015/151946A1 |
Provided is a highly reliable acceleration sensor that keeps production costs low and has low zero point drift initially and over time even when used in a poor installation environment. In this acceleration sensor, a weight that rotates ...
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WO/2015/145273A1 |
A lower limb loading assessment system having at least one motion sensor mounted to a subject's lower limb that is configured to sense the tibial shockwaves experienced by the lower limb as the subject performs a repetitive physical acti...
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WO/2015/145489A1 |
[Problem] To provide a highly accurate acceleration sensor. [Solution] A weight body (12) of a first sensor (11) and a weight body (22) of a second sensor (21) are disposed in opposition to each other so that when the first sensor (11) d...
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WO/2015/146533A1 |
In the production of clock laser light that is for an atomic clock and has a narrow spectral line width, to suppress fluctuation in the resonant wavelength of an optical resonator resulting from the effect of external vibration, another ...
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WO/2015/146045A1 |
This vehicle sensor signal processing device is used in a vehicle. The vehicle sensor signal processing device is provided with an acceleration sensor, a detected value acquisition unit for acquiring detected acceleration values output b...
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WO/2015/144456A1 |
The invention relates to a motion and force sensor, which comprises a holder for accommodating a ball or roller, and a ball or roller, which is suspended in the holder and which has ferromagnetic material, wherein the ball or roller is r...
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WO/2015/140537A1 |
A method for closed loop operation of a capacitive accelerometer comprising: a proof mass; first and second sets of both fixed and moveable capacitive electrode fingers, interdigitated with each other; the method comprising: applying PWM...
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WO/2015/136057A1 |
A seismic survey apparatus comprising a body, a proof mass, at least one sensor arranged to detect movement of the proof mass relative to the body, electronic circuitry connected to the at least one sensor, the electronic circuitry being...
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WO/2015/132453A1 |
The aim of the invention is to detect the hydrostatic lock before in a more reliable way (1). The starting event system is equipped with a speed measurement arrangement (8, 9) and a control unit (7). The control unit has an acceleration ...
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WO/2015/133903A1 |
A transducer for use in a capacitive vibration sensor comprises a mass- spring system (3) and a first flat plate. The mass-spring system comprises a flat central proof mass (4), a surrounding support structure (5), and at least three int...
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WO/2015/128431A1 |
The present invention relates to a displacement sensor device and the system including the device, wherein the device comprises a first at least partially transparent plane surface with a first diffraction pattern and a second plane surf...
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WO/2015/128821A1 |
A robust microelectromechanical structure that is less prone to internal or external electrical disturbances. The structure comprises a mobile element with a rotor suspended to a support, a first frame anchored to the support and circums...
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WO/2015/130178A1 |
A method of operating an apparatus for detecting and recording accelerations experienced by a structure (100) is provided, the apparatus comprising an accelerometer (4), a processor (3) and a non-volatile computer memory device. The meth...
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WO/2015/128922A1 |
This capacitive physical quantity detection device is provided with a sensor unit, a control circuit, and a CV conversion circuit. The sensor unit has a moveable electrode, a first stationary electrode, and a second stationary electrode....
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WO/2015/128819A1 |
A microelectromechanical device that comprises a first structural layer, and a movable mass suspended to a primary out- of plane motion relative the first structural layer. A cantilever motion limiter structure is etched into the movable...
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WO/2015/128820A1 |
A microelectromechanical structure, which comprises a first element that includes a first element surface, and a second element that includes a second element surface, and an element gap between the first element surface and the second e...
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WO/2015/127814A1 |
A fiber grating vibration sensor comprises a support housing (12) and a connection rod mechanism disposed in the support housing (12). The connection rod mechanism comprises a first arm (150) in a horizontal direction and a second arm (1...
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WO/2015/124910A1 |
A sensing structure for an accelerometer, comprising: a proof mass mounted to a support by flexible legs for in-plane movement in response to an applied acceleration along a sensing direction; the proof mass comprising a plurality of mov...
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WO/2015/124806A1 |
The invention relates to a use method and system which detects an accident situation, such as a fall or impact, and transmits an accident signal to an emergency service autonomously using a normal mobile telephone. The system comprises: ...
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WO/2015/125275A1 |
This acceleration detector (10) has a direction-vector setting unit (11) that sets a direction vector (u) on the basis of detection declinations (a, b) that define a target detection direction in an orthogonal coordinate system using thr...
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WO/2015/123425A1 |
A sensor insert is provided for measuring head dynamics and kinematics. The sensor insert includes at least one sensor embedded in the insert. The insert is configured to fit relatively substantially immovably within a portion of a user'...
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WO/2015/123058A1 |
System and methods for tracking participants in a health improvement program are provided herein. A method includes receiving a plurality of requests to participate in a health program from a plurality of participants, each of the plural...
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WO/2015/120940A1 |
Disclosed is a micromechanical structure (100) for an acceleration sensor (200), comprising: - a seismic mass (10) which is asymmetrical in a defined manner in relation to the rotational z axis (A) of the structure (100) of the accelerat...
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WO/2015/115264A1 |
The purpose of the present invention is to provide a capacitance-to-voltage conversion circuit that makes it possible to maintain a capacitance-to-voltage conversion processing time, reduce power consumption, and reduce noise. In synchro...
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WO/2015/115365A1 |
The present invention is a sensor having a weight, a frame surrounding the weight, a flexible connector for connecting the weight and the frame, a pressure detector, and an acceleration detector. The weight includes a main portion having...
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WO/2015/114376A1 |
A vehicle and a sensor for use in the vehicle is disclosed. The vehicle comprises: a sensor array configured to detect an explosion by sensing, at different heights within a base of the vehicle, mechanical deformation of the base of the ...
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WO/2015/109442A1 |
A multi-node motion measurement and analysis system comprises at least one motion measurement module (101, 102) and a receiver unit (103). The motion measurement module (101, 102) is bound to handheld sports equipment (100) through an ad...
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WO/2015/111594A1 |
Provided is a CV conversion circuit equipped with a booster circuit, wherein the CV conversion circuit has reduced switching noise. For a prescribed interval (TA) preceding the timing of sampling and holding by a sample-and-hold circuit,...
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WO/2015/111416A1 |
This acceleration sensor has a detection element, a counter electrode and an upper cover. The detection element includes an active layer, a base layer, an oxide film layer that is provided between the active layer and the base layer, a f...
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WO/2015/107197A1 |
The invention relates to a device for detecting angular acceleration comprising a frame (14) which is rotatable about a rotation axis (16), an output member (18) which is mobile relative to the frame from a non-detection position to a de...
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WO/2015/103688A1 |
The present invention provides a 3D System ("3DS") MEMS architecture that enables the integration of MEMS devices with IC chips to form a System on Chip (So C) or System in Package (Si P). The integrated MEMS system comprises at least on...
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WO/2015/103220A1 |
In one embodiment, a sensor includes a rigid wafer outer body, a first cavity located within the rigid wafer outer body, a first spring supported by the rigid wafer outer body and extending into the first cavity, a second spring supporte...
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WO/2015/098893A1 |
A capacitance trimming circuit (7) is provided with: a capacitance trimming unit (5); and a capacitance voltage division generating unit (6) which, when the electrostatic capacitance is to be adjusted by the capacitance trimming unit (5)...
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WO/2015/097435A1 |
A capacitive accelerometer including: at least one additional fixed capacitor electrode with a plurality of additional fixed capacitive electrode fingers extending along the sensing direction. The proof mass comprises a plurality of move...
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WO/2015/099955A1 |
Some demonstrative embodiments include apparatuses, systems and/or methods of estimating an orientation of a mobile device. For example, an apparatus may include an orientation estimator to receive an indication of first and second conse...
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