| Document |
Document Title |
|
JP2008261878 |
To correct a vehicle compass measurement for an interfering magnetic field generated by a vehicle accessory.A method for correcting a vehicle compass measurement for an interfering magnetic field generated by a vehicle accessory, where t...
|
|
JP2008241675 |
To provide an electronic compass with a change in a magnetic field caused by an offset corrected accurately at all times during basic operations, when using a portable terminal apparatus.This electronic compass consists of a calibration ...
|
|
JP2008241676 |
To provide an electronic compass system for simply calculating an inclination angle and directional angle of a portable telephone, using only a triaxial magnetic sensor.This electronic compass system is equipped with the triaxial magneti...
|
|
JP2008232867 |
To provide an attitude and azimuth detector capable of calculating rolling, pitching and an azimuth of a moving object at real time, using a position and velocity calculated based on a reception signal from a single GPS antenna, and an o...
|
|
JP2008215915 |
To derive the vertical direction based on an output from a magnetic sensor without use of an output from an acceleration sensor under a particular condition.A magnetic data processor comprises: an input means for sequentially inputting m...
|
|
JP2008216266 |
To provide an azimuthal angle measuring instrument, a rotary angle measuring instrument, an azimuthal angle measuring program, a rotary angle measuring program, an azimuthal angle measuring method, and a rotary angle measuring method, fo...
|
|
JP2008216181 |
To provide a magnetic sensor element having equal sensitivity without a degradation of sensitivity in X-, Y-, Z-directions while being small in size and height and an azimuth sensor mountable on a mobile information terminal in which thr...
|
|
JP2008209317 |
To provide a magnetic angle sensor capable of suppressing generation of deviation in the detecting direction of an external magnetic field, even if the thin film yokes of a pair of magnetic resistance elements are brought mutually close....
|
|
JP2008209311 |
To provide a magnetic azimuth sensor capable of detecting the magnitude or the direction of a magnetic field which is a detection object, with higher accuracy.This magnetometric sensor is equipped with a measuring part 100, a storage par...
|
|
JP2008190939 |
To provide a magnetic azimuth detection device capable of always detecting a highly-accurate geomagnetic azimuth angle, even if great magnetization fluctuation occurs.This device has a constitution having two magnetic elements, a magneti...
|
|
JP2008180673 |
To solve a problem wherein the magnetometric sensor output trajectory is not a circle near a movable magnetic substance, so that offset of a magnetometric sensor cannot be determined and accurate azimuth cannot be calculated.A constituti...
|
|
JP2008175758 |
To provide an azimuth sensor capable of electrically extracting a direction of an azimuthal magnetic needle operated by a terrestrial magnetism, by a simple method.The azimuth sensor includes a disk-like azimuthal magnet 12 with a transm...
|
|
JP2008164514 |
To stabilize an azimuth guided based on an output from a three-dimensional magnetometric sensor module.An azimuth information processing device includes a magnetic data acquisition means for acquiring magnetic data successively from the ...
|
|
JP2008151746 |
To provide a moving angle detector for a moving object, capable of calibrating precisely an output from the detector by determining precisely the stationary state of the moving object arranged with the detector.The outputs from the detec...
|
|
JP2008128649 |
To solve the problem wherein enormous calculation is required to determine the offset with high accuracy, in an azimuth sensor for calculating the offset of a magnetic sensor from an output of the magnetic sensor.The azimuth sensor inclu...
|
|
JP2008107102 |
To provide an electronic compass and an azimuth measuring method capable of calibrating easily a three-dimensional azimuth measurement error, and measuring precisely a three-dimensional azimuth.This electronic compass 10 has a geomagneti...
|
|
JP2008107367 |
To provide an electronic compass for vehicle, and more particularly pertains to electronic compasses having improved data filtering and/or heading determination.An electronic compass system (100) includes a magnetic sensor circuit (102) ...
|
|
JP2008096131 |
To provide a sensor module with its detection accuracy kept high.Correction data are updated (steps S271 and S273) only when the variation range of acceleration obtained from an output signal of an acceleration sensor is less than a thre...
|
|
JP2008076397 |
To calibrate a data of a compass sensor by introducing a distortion factor and a calibration quality degree.This calibration method or the like of the present invention includes steps for: (a) acquiring a magnetic force data acquired by ...
|
|
JP2008064662 |
To provide a portable electronic equipment, on which a geomagnetic sensor is mounted and which shortens its calibration time.Since the geomagnetic sensor 1 is disposed on the edge side of a circuit board 11 in comparison with a magnetic ...
|
|
JP2008051769 |
To provide a direction finding system capable of simply carrying to a high altitude such as a steel tower and accurately measuring an azimuthal angle of an installation such as an antenna.A substrate having an engaging part to be engaged...
|
|
JP2008039409 |
To provide a buoyancy type magnetic azimuth detection element capable of reducing the size of a ring-like bobbin and applied with an exciting winding.A liquid 13 occupying approximately half a ring-like cavity of the nonmagnetic ring-lik...
|
|
JP2008020296 |
To solve the problems wherein, when a biaxial magnetometric sensor is tilted, accurate inclination correction is impossible, and resultantly, accurate azimuth cannot be calculated.This sensor has a configuration having a magnetometric se...
|
|
JP2008008790 |
To provide a cradle device dispensing with manual calibration by a user, and a demagnetization method and a magnetization method of portable electronic equipment having a geomagnetic sensor.This cradle device 3 which is constituted separ...
|
|
JP2007187673 |
To provide a method and system for detecting the moving direction of a moving body capable of accurately estimating the moving direction by correcting the directional error by misalignment of terrestrial magnetism.This method and system ...
|
|
JP2007189722 |
To add an added value to an exterior panel by providing an azimuth display function in the exterior panel that is freely fitted to mobile information terminal equipment so as to be attachable and detachable.A decorative panel 30E is free...
|
|
JP2007180917 |
To provide an information processor capable of discriminating the direction in which the receiving sensitivity of an antenna is optimum, and a control method.The information processor receives the position information of a self-apparatus...
|
|
JP2007163389 |
To solve a problem, in a direction sensor for calculating an offset of a magnetic sensor from an output of a magnetic sensor, wherein the offset is not accurately found and resultantly accurate direction is not calculable.This direction ...
|
|
JP2007163388 |
To solve a problem, in a direction sensor for calculating an offset of a magnetic sensor from a magnetic sensor output, wherein the offset is not accurately found and resultantly an accurate direction is not calculable.This direction sen...
|
|
JP2007147649 |
To measure a three-dimensional direction of a magnetic field correctly while attaining miniaturization of a magnetic sensor.This magnetic sensor comprises a first magnetic sensor chip 2 that senses magnetic components in two directions o...
|
|
JP2007147609 |
To provide a geomagnetic sensor comprising tri-axial acceleration sensors.This geomagnetic sensor includes a geomagnetic measurement module, provided with fluxgates for the X-axis, Y-axis, and Z-axis mutually orthogonal, an inclination m...
|
|
JP2007139459 |
To provide a flux gate type terrestrial magnetism sensor provided with so called self-check function in the flux gate type terrestrial magnetism sensor.The flux gate type terrestrial magnetism sensor is constituted of the flux gate 5 whi...
|
|
JP2007139760 |
To provide a manufacturing method for a micro fluxgate sensor easy to be manufactured while securing a satisfactory electric connection condition.This manufacturing method for the micro fluxgate sensor of the present invention includes a...
|
|
JP2007139429 |
To obtain an azimuth angle with small error even a biaxial magnetic sensor is inclined to the ground.The magnetic azimuth detection device is provided (on the circuit substrate) with: the X-axis magnetic sensor 3 for detecting the geomag...
|
|
JP2007139715 |
To provide a magnetic sensor control device calculating an offset, without the need for the use of statistical processings, and to provide a method and a program thereof.The magnetic sensor control device is provided with an input means ...
|
|
JP3961265 |
To miniaturize and reduce the cost of a magnetic sensor by improving productivity and assembling property. In the magnetic sensor, a magnetic body 3, which detects magnetism in each of two dimensions using a plurality of magnetizable par...
|
|
JP2007127491 |
To provide an azimuth measuring device and an azimuth measuring method, capable of azimuth measurements, with measurement accuracy corresponding to the application.A control part 166 sets a correction level at level A, and drives at a dr...
|
|
JP3958289 |
To provide a method for automatic correction of an electronic compass. The method comprises steps (S51-S54) of receiving inputs of terrestrial magnetism data from a geomagnetic sensor and computing the azimuthal angle; steps (S55-S56) of...
|
|
JP2007121252 |
To provide a compass having a structure facilitating positioning to a desired point for centering the compass to see the point by placing the compass on a drawing or the like.The outer shape of the compass is octagonal. All of the bottom...
|
|
JP2007113993 |
To provide a low-cost magnetic compass capable of measuring the orientation easily and accurately, regardless of the installation angles.The magnetic compass 1 comprises a triaxial magnetic sensor 11 which detects a geomagnetic signal as...
|
|
JP2007107921 |
To provide a device, a method and a program for controlling a magnetometric sensor dispensing with statistic processing for offset calculation.The device for controlling the magnetometric sensor is equipped with an input means for inputt...
|
|
JP2007101354 |
To provide an azimuth measuring device and an azimuth measuring system capable of quickly acquiring the remaining magnetism value of a magnetic sensor and exactly measuring the azimuth of bow direction.A magnetic sensor compass 3 calcula...
|
|
JP2007093499 |
To provide a flux gate type magnetic sensor that improves the measurement accuracy of the input magnetic field and eliminates the influence of noise voltage, by determining a digital peak value corresponding to the true peak value of a d...
|
|
JP2007093360 |
To provide a navigation device, capable of preventing deterioration of detection accuracy of a traveling azimuth, using a magnetometric sensor caused by an influence of a magnetic body around the magnetometric sensor, and specifying accu...
|
|
JP3934633 |
To provide a terrestrial magnetic sensor which detects the magnetic dip of a current position by performing repeated procedure of comparison with an optional estimation of a standard magnetic dip and a comparison magnetic dip. The terres...
|
|
JP2007078422 |
To provide an excitation coil driving circuit for a magnetic sensor having high precision and stability, which can be manufactured with reduced variations and can be small-sized.This excitation coil driving circuit for the magnetic senso...
|
|
JP3932240 |
To minimize error through easy operation by making the set horizontal angle 0° direction of a total station to correspond with the horizontal angle 0° direction on CAD, measuring the angle of north direction indicated by an orientation...
|
|
JP2007047141 |
To provide an azimuth magnet with a clip in order to solve the problem that one's hands are full and it takes time that the azimuth magnet is taken out at each time when viewing the map when using a map and the azimuth magnet.The azimuth...
|
|
JP2007010614 |
To perform azimuth display without receiving an influence due to radio communication (electric wave output).A transmission detection part 177 outputs a detection signal to a control part 166 when detecting transmission operation of a tra...
|
|
JP2007003460 |
To enable accurate azimuth measuring regardless of variation in positional relationship between cases.A driver 1661 determines an open/close state of a cellular phone 100 based on a detection signal outputted by a lid open/close detectio...
|
