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WO/2009/050578 |
A MEMS structure for a combined gyroscope and accelerometer unit (100) based on in-plane vibratory movements comprises a proof mass (101) and comb-drives (102) operable to cause the proof mass (101) to resonate in the x-direction, common...
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WO/2009/050813 |
Provided is an electrostatic capacity detection device which outputs an electric signal in accordance with an electrostatic capacity accompanying an object to be measured. The device includes: a measurement terminal to be arranged in con...
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WO/2009/050578 |
A MEMS structure for a combined gyroscope and accelerometer unit (100) based on in-plane vibratory movements comprises a proof mass (101) and comb-drives (102) operable to cause the proof mass (101) to resonate in the x-direction, common...
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WO/2009/047120 |
The invention relates to an acceleration sensor with a substrate, at least one web (1, 12, 13) and a seismic mass (9), wherein the web (1, 12, 13) and the seismic mass (9) are arranged above a plane of the substrate. The seismic mass (9)...
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WO/2009/048621 |
Accelerometers and associated techniques for detecting motion are described. For a resonant accelerometer, an externally-applied acceleration can cause a change in the electrical spring constant Ke of the electromechanical system. A reso...
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WO/2009/047120 |
The invention relates to an acceleration sensor with a substrate, at least one web (1, 12, 13) and a seismic mass (9), wherein the web (1, 12, 13) and the seismic mass (9) are arranged above a plane of the substrate. The seismic mass (9)...
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WO/2009/047887 |
A composite sensor for detecting angular velocity and acceleration is provided with an angular velocity detecting element, an acceleration detecting element, an angular velocity signal processing IC, an acceleration signal processing IC ...
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WO/2009/043967 |
The invention relates to measuring devices to be used in the measuring of angular velocity and, more precisely, to vibrating micromechanical sensors of angular velocity. In a sensor of angular velocity according to the invention, a mass ...
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WO/2009/043738 |
The invention relates to a sensor element for measuring accelerations in three spatial directions. The aim of invention is to provide a sensor element of this type that produces reliable measurement results, that is compact and that can ...
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WO/2009/044522 |
An inertia sensor includes: a holding body; a support body; a first and a second arm extending from the support unit in opposite directions from each other to be connected to the holding body; a third to a sixth arm having substantially ...
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WO/2009/042390 |
Briefly, in accordance with one or more embodiments, a kinematic sensor may be carried by or on one or more body segments of a user to obtain one or more kinematic variables based at least in part on movement of the user with respect to ...
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WO/2009/038176 |
Provided is an electrostatic capacitance type acceleration sensor which can perform an accurate acceleration measurement. An electrostatic capacitance measuring unit is formed by a first fixed electrode (111) and a weight (113) which is ...
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WO/2009/038924 |
Systems and methods are described below for cancelling low frequency errors in electronic systems including MEMS systems. The systems include a first circuit coupled to one or more switches. One or more bond wires are coupled to the swit...
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WO/2009/037970 |
Provided is a drop detection device which can reduce a processing load when performing judgment by software, surely judge whether a drop has started, and predict a drop if necessary. It is also possible to provide a magnetic disc device ...
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WO/2009/036840 |
The present invention relates to a process for operating a two-for-one twisting or cabling machine (1) having a multiplicity of workstations (2) each supplied with at least two feed packages (6, 13), one feed package (6) being donned on ...
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WO/2009/034863 |
Provided is a semiconductor device reduced is sizes. A semiconductor device (50) is provided with a sensor element (10) made of silicon formed by using an MEMS technology, and a package (20) storing the sensor element (10). The sensor el...
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WO/2009/035369 |
The invention relates to instrument engineering and can be used in orientation and navigation systems for measuring the velocity of the uniform and rectilinear motion of an object, for example an aircraft or a submarine etc, in relation ...
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WO/2009/031285 |
An inertia force sensor is provided with a vibrating type angular velocity detecting element (32); an IC (34) for processing an output signal outputted from the angular velocity detecting element (32); a capacitor (36) for signal process...
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WO/2009/030829 |
The invention relates to a method for measuring an acceleration using a vibrating accelerometer including a piezoelectric vibrating cell (1), wherein the method comprises the steps of exciting the vibrating cell with an excitation signal...
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WO/2009/031541 |
[PROBLEMS TO BE SOLVED] It is an object to provide a device mounting module and its manufacturing method that can be configured to suppress a device distortion and to keep a device characteristic good. [MEANS FOR SOLVING THE PROBLEMS] A ...
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WO/2009/030829 |
The invention relates to a method for measuring an acceleration using a vibrating accelerometer including a piezoelectric vibrating cell (1), wherein the method comprises the steps of exciting the vibrating cell with an excitation signal...
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WO/2009/031064 |
This invention discloses method of extracting inertial Vi and gravitational Vg acceleration vector components from acceleration vector Va = Vi + Vg measured by an accelerometer when the absolute orientation of the accelerometer coordinat...
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WO/2009/031064 |
This invention discloses method of extracting inertial Vi and gravitational Vg acceleration vector components from acceleration vector Va = Vi + Vg measured by an accelerometer when the absolute orientation of the accelerometer coordinat...
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WO/2009/022578 |
A polyimide resin is applied over the surface of a first substrate (5) in a uniform thickness and then heated thereon, thereby forming a semi-cured polyimide layer. Then, the polyimide layer is cured, thereby forming a first polyimide la...
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WO/2009/022498 |
To surely obtain a bonding status in which displacement of a functional section is not disturbed in a triaxial acceleration sensor, which has a structure wherein a cover is bonded to a substrate whereupon a mechanically operable function...
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WO/2009/020716 |
A symmetrical differential capacitive sensor (60) includes a movable element (66) pivotable about a geometrically centered rotational axis (70). The element (66) includes sections (86, 88). Each of the sections (86, 88) has a stop (94, 9...
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WO/2009/016114 |
The invention relates to an accelerometer for an inertial measuring unit that reduces the cost and/or improves the safety of said inertial measuring unit. The accelerometer of the invention is an accelerometer for an inertial measuring u...
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WO/2009/016900 |
An acceleration sensor whose characteristics including sensitivity are less likely to change relative to disturbance force applied to a sensor chip. The acceleration sensor has a support frame, a weight supported within the support frame...
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WO/2009/016120 |
The invention relates to an accelerometer for an inertial measuring unit that reduces the cost and/or improves the safety of said inertial measuring unit. The accelerometer of the invention is an accelerometer for an inertial measuring u...
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WO/2009/013666 |
A MEMS multiaxial inertial sensor of angular and linear displacements, velocities or accelerations has four comb drive capacitive sensing elements (18) integrated on a planar substrate (12), each having an output responsive to displaceme...
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WO/2009/013666 |
A MEMS multiaxial inertial sensor of angular and linear displacements, velocities or accelerations has four comb drive capacitive sensing elements (18) integrated on a planar substrate (12), each having an output responsive to displaceme...
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WO/2009/013235 |
The invention relates to a stress gauge of the type having an acoustic resonant structure, including a piezoelectric transducer (10) connected to a holder (20), the holder (20) including opposite the piezoelectric transducer (10) an imbe...
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WO/2009/011222 |
A capacitance type acceleration sensor capable of detecting any and all acceleration regions and accurately performing acceleration measurements as well as being adaptable for miniaturization. The capacitance type acceleration sensor (1)...
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WO/2009/007530 |
The invention relates to a method for determining the angular speed of an aircraft, that comprises: measuring the angular speed using rate gyros providing measured angular speed signals ϖm; measuring the angular acceleration of the airc...
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WO/2009/007917 |
In a system and method of capturing movement of an object, a tracking device is used having an optical marker and a motion sensor providing motion data representative of the position and orientation of the tracking device. The tracking d...
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WO/2009/007530 |
The invention relates to a method for determining the angular speed of an aircraft, that comprises: measuring the angular speed using rate gyros providing measured angular speed signals ϖm; measuring the angular acceleration of the airc...
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WO/2009/007492 |
The present invention discloses a solution for improving the accuracy of a load weighing signal in an elevator system. In the invention the load weighing signal expressing the sum of the forces exerted on the elevator car or on the drive...
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WO/2009/007917 |
In a system and method of capturing movement of an object, a tracking device is used having an optical marker and a motion sensor providing motion data representative of the position and orientation of the tracking device. The tracking d...
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WO/2009/008372 |
[PROBLEMS] To provide an input device free of the problem of the gravity exerted on the acceleration sensor when the input device inclines from the proper position and enabling reduction of the computational complexity, a controller, a c...
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WO/2009/007498 |
The invention relates to measuring devices to be used in physical measuring, and more particularly, to a method and a device for measuring the progress of a moving person. In the solution according to the invention the quantities describ...
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WO/2009/004615 |
A system for monitoring irregular motorcar, driving events such as abrupt acceleration's, breakings and lanes switching. A housing (12) is fixedly- mounted to the motorcar. An inertia body (20), e.g. in form of a seismic mass with a rigi...
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WO/2009/001310 |
The present invention relates to a method and apparatus for determining an angular position of a rotor of a wind turbine. The method comprises the steps of rotating at least three acceleration sensors (16), which are situated at a distan...
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WO/2008/155312 |
Electrostatic device for damping a mechanical vibration movement of a moving object, the moving object being made of an electrically conductive material, the movement of the moving object having at least one parasitic vibration mode of f...
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WO/2008/156018 |
A capacitance type acceleration sensor in which detection error can be reduced by suppressing the component of other axial acceleration, is provided. There are bonded onto one major surface of a glass substrate (11) a substantially recta...
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WO/2008/156896 |
A resonant laser powered micro accelerator platform capable of producing relativistic or near relativistic electrons and, optionally, x-rays. The apparatus has a pair of parallel slab-symmetric dielectric slabs that are separated by a na...
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WO/2008/151683 |
The invention relates to a method and a switch arrangement for operating a micromechanical capacitive sensor having at least one, and at most two, fixed electrodes (E1, E2) and one differential capacitor formed by a movable central elect...
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WO/2008/149693 |
A fact that the differentiated absolute value of acceleration drops below a negative threshold DAth1 in the negative direction from a first stage (S1: steady state) where such value is substantially 0 is detected and considered to be a s...
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WO/2008/150536 |
An arrangement that converts mechanical energy into electrical energy employs a base member and a cantilever member coupled thereto. The cantilever member has two piezoelectric layers with an air space therebetween. A proof mass is coupl...
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WO/2008/149821 |
Provided is a small and low-height sensor device. The sensor device is provided with a base body (1); a mounting body (3), which is arranged by being at least partially spaced apart from the base body (1) and can be displaced with respec...
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WO/2008/150536 |
An arrangement that converts mechanical energy into electrical energy employs a base member and a cantilever member coupled thereto. The cantilever member has two piezoelectric layers with an air space therebetween. A proof mass is coupl...
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