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JP6046343B2 |
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JP6045596B2 |
In a method for checking the plausibility of sensor signals, a first sensor element detects at least one first physical quantity and outputs it as a first sensor signal, and a second sensor element detects a second physical quantity corr...
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JP6040673B2 |
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JP6038152B2 |
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JP6036609B2 |
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JP2016194467A |
To provide a method for inspecting and a method for manufacturing a physical quantity sensor efficiently and rapidly.The method for inspecting a physical quantity sensor according to the present invention includes the steps of applying a...
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JP6020711B2 |
An electrostatic capacitance sensor (10) includes a movable electrode (110), a support (120), a beam member (130), fixed electrodes (141) an (180), a detection unit (200), and a correction unit (300). The beam member (130) functions as a...
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JP6005802B2 |
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JP6006850B1 |
[Subject] Also after attaching to a measurement subject, an acceleration measurement device which can perform a quantitive inspection is provided. [Means for Solution] An acceleration measurement device of the present invention is provid...
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JP2016176771A |
To provide an electronic apparatus which presents operation for obtaining an accurate drift error of an acceleration sensor to a user.An electronic apparatus 500 having an acceleration sensor 510 includes a controller 530 for calculating...
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JP6003146B2 |
To propose a completely novel approach for estimating an acceleration bias.An attitude of a triaxial acceleration sensor is varied. Then, a plurality of combinations of attitudes of the acceleration sensor and output values of the accele...
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JPWO2014061099A1 |
This is a technology that cancels out signals due to the application of acceleration other than measurement signals before input to the LSI circuit, and suppresses malfunction of the inertial sensor or malfunction due to erroneous output...
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JP5982222B2 |
Provided is an acceleration detection apparatus installed in a vehicle and including a plurality of acceleration sensors having different characteristics, a function to input diagnosis signals in order to diagnose the outputs of the acce...
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JP2016145709A |
To provide a temperature correction structure capable of obtaining a sufficient information amount even for use of a general-purpose memory of a small capacity such as an EEROM and thereby capable of comparatively simply obtaining a corr...
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JP5963567B2 |
In an inertial sensor, an acceleration sensor element section includes a first movable section configured to respond to acceleration applied thereto and a diagnosis electrode configured to displace the first movable section with an elect...
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JP2016130675A |
To provide a travel speed/position detection method for a vehicle capable of accurately detecting a travel speed and a travel position of a vehicle in an unattended manner without using GPS data nor rotational pulse data on wheels.A trav...
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JP5955113B2 |
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JP2016125988A |
To highly precisely adjust an offset.A handheld terminal device includes a sensor that acquires a sensor value to be used to determine whether an own device stands still, a comparator that compares a corrected sensor value, which is obta...
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JP5949589B2 |
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JP5930127B2 |
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JP2016095177A |
To provide an acceleration sensor capable of solving conventional problem that an electrostatic force, which is applied to a weight part when performing a self-diagnosis, causes a weight part to collide to an upper lid resulting in a chi...
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JP2016095305A |
To provide a device for detecting a strain on an accelerometer and compensating for the strain on the accelerometer.In some examples, a device comprises a proof mass and a support base configured to support the proof mass, where the proo...
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JP2016095268A |
To always enable executing a self-diagnosis function by providing a signal processing circuit which processes an input signal from, for example, a sensor part.A signal processor 13 includes a signal processing circuit 21 for processing a...
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JP5923605B2 |
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JP5913057B2 |
To provide an acceleration detection device for vehicle capable of outputting accurate triaxial acceleration without designating the mounting direction of an acceleration sensor.An acceleration sensor detects the acceleration of a first ...
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JP5908104B2 |
Aspects of the disclosure relate to computing technologies. In particular, aspects of the disclosure relate to mobile computing device technologies, such as systems, methods, apparatuses, and computer-readable media for improving calibra...
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JP5908227B2 |
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JP2016057196A |
To provide an electronic device and a correction program of an angular velocity detection value that shorten a time taken to remove an error while performing autonomous navigation.An electronic device performs autonomous navigation. A th...
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JP5902961B2 |
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JP5897878B2 |
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JP5900439B2 |
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JP5898059B2 |
To provide a tire sensor unit that is able to accurately determine whether a vehicle is running/stopped, by use of an inexpensive acceleration sensor.A tire sensor unit 3 has an acceleration sensor 13. The sensor unit controller 14 of th...
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JP5897608B2 |
A measuring device is disclosed for measuring a vectorial physical quantity (x), comprising a first and a second sensor (S1, S2), an actuator (M2), a noise extraction unit (NX) and a low frequency noise estimator (LF). The first and a se...
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JP2016509211A |
Systems and methods for estimating angular velocity are provided. The system and the method estimate the angular velocity using an accelerometer and a magnetometer instead of a gyroscope in a 9-axis sensor fusion that estimates the angul...
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JP5891118B2 |
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JP5891120B2 |
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JP2016503495A |
An accelerometer located inside the mobile device is used to estimate the gravity vector on the target plane in the world coordinate system. The accelerometer obtains multiple measurements, each of which is when the mobile device is held...
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JP5851035B2 |
A circuit assembly for plausibility checking of sensor signals, which can be generated by at least two separate sensor elements, includes at least one evaluation and control unit which receives the sensor signals via at least one interfa...
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JP2016017792A |
To solve a problem of the inability of an existing method for drift cancellation to cancel error components generated due to a drifting phenomenon in measuring a small-angle inclination.The sensor module includes a cubic base 114, a firs...
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JP2016017824A |
To provide an acceleration correction device with which it is possible to improve the accuracy of correcting the detection value of an acceleration sensor.An ESP controller determines, when it is determined that a vehicle is running at a...
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JP5837255B2 |
In an acceleration sensor having two redundantly disposed micromechanical sensor elements having redundant signal paths with a separate A/D converter, a monitor includes a substitute circuit, integrated in the evaluation unit, for a sens...
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JP5828298B2 |
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JP5821972B2 |
A first acquiring unit acquires initial output values of a physical quantity sensor. A second acquiring unit acquires target output values for the physical quantity sensor. A first calculating unit extracts first characteristic values by...
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JP5816900B2 |
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JP5811176B2 |
An object is to realize the configuration in which converting units and the like are assembled among multiple axes in a physical-quantity sensor having a sensor configuration for the multiple axes with high precision or at low cost. In o...
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JP2015190983A |
To provide a system and method that reduce an error accumulation regarding filtering of a micro-electromechanical system sensor rate signal with error feedback.Regarding a provided micro-electromechanical system sensor rate signal 102, a...
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JP2015184232A |
To provide a turning state quantity detection apparatus configured to detect turning state quantity of a vehicle accurately even if detection gain deviation is generated in a sensor.A turning state quantity detection apparatus calculates...
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JP5788856B2 |
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JP2015171217A |
To provide a vehicle control device capable of correcting a zero point of a lateral acceleration sensor with high accuracy.A vehicle control device comprises: a steering angle sensor 20 for detecting a steering angle of a steering; a yaw...
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JP2015150912A |
To provide a conversion factor acquisition apparatus capable of accurately acquiring a conversion factor.A conversion factor is a value determined by a dynamic load radius Re and acquired when a learning condition is met. If a vehicle is...
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