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Patent Searching and Data


Matches 551 - 600 out of 11,563

Document Document Title
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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)...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
WO/2008/146757
It is possible to estimate a reliable offset even if a vector physical amount to be measured is not a measured data group acquired in a uniform space. It is possible to further improve the reliability of the estimated offset. A vector ph...  
WO/2008/145823
The invention relates to measuring devices used in measuring angular velocity, and, more precisely, to vibrating micromechanical sensors of angular velocity. In the solution for a sensor of angular velocity according to the invention, a ...  
WO/2008/146624
Provided is an acceleration sensor which has high detection sensitivity and can be manufactured with improved manufacturing efficiency. An acceleration sensor (50) is provided with a ceramic substrate (1) composed of Al2O3; a ferroelectr...  
WO/2008/143191
An MEMS (Micro Electro Mechanical Systems) sensor comprises a base layer and a deformation part formed above the base layer with a gap therebetween and deformed by an external force. The deformation part is made of an organic material.  
WO/2008/141774
The invention relates to a device (2) for the error monitoring of chassis components of rail vehicles, comprising at least one vibration sensor (28, 28', 28'). According to one embodiment of the invention, at least one vibration sensor (...  
WO/2008/140147
A method and apparatus for determining a vertical driving state using a sensor which determines the driving state according to a gravity change of a moving object by using an acceleration sensor are provided. The method of determining a ...  
WO/2008/139503
A wide-band, single-axis or multiple-axis accelerometer or acceleration-measuring sensor (1), self-recognising its calibration is described, comprising at least one accelerometric detecting unit, such group being composed of at least two...  
WO/2008/137934
Methods and devices for a miniature, ultra-low power impact recorder (24) for detecting, quantifying and recording the energy of an explosive blast or ballistic projectile impact. In one embodiment, the impact recorder can included a sen...  
WO/2008/136316
Disclosed is a laminated substrate structure wherein electrical conductivity between a conductive member penetrating through a substrate and a conductive substrate joined to the substrate is high. Specifically, a conductive member (12) i...  
WO/2008/135314
An acceleration (a1) in a first direction and at least one yaw rate about an axis extending perpendicular to the first direction are each captured on a first location of the vehicle, or are determined from variables that were detected on...  
WO/2008/133183
A capacitance type acceleration sensor that is excellent in the linearity of sensitivity and has a simple structure. A pair of fixed electrodes (12) is formed on one main surface of a glass substrate (11). The fixed electrodes (12) of th...  
WO/2008/129865
An inertia force sensor is provided with a spindle section; a first fixed section connected to the spindle section; a second fixed section connected to the spindle section through the first fixed section; a first electrode arranged on a ...  
WO/2008/126409
An acceleration sensor is provided with a main substrate having a spindle section, and a facing substrate, which is placed over the main substrate through a protruding section and faces the spindle section of the main substrate through a...  
WO/2008/127849
Multi-axis micromachined accelerometer and rate sensor having first and second generally planar masses disposed side-by-side and connected together along adjacent edge portions thereof for torsional movement about axes parallel to a firs...  
WO/2008/128087
An apparatus having an arrangement of two or more identical accelerometers with aligned sensitivity axes. Each of the accelerometers senses motion over at least one axis. The accelerometer readings include a component corresponding to gr...  
WO/2008/125730
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...  
WO/2008/127849
Multi-axis micromachined accelerometer and rate sensor having first and second generally planar masses disposed side-by-side and connected together along adjacent edge portions thereof for torsional movement about axes parallel to a firs...  
WO/2008/121739
A system (10) and method detect freefall associated with an object that is spinning or tumbling as it falls. Two tri-axis accelerometers (14, 16) provide inputs to an algorithm (28) that detects the freefall of a spinning object that wou...  

Matches 551 - 600 out of 11,563