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JP4637944B2 |
To provide a portable communication terminal that enable a user to grasp information as precisely as possible on an azimuth detected by a terrestrial magnetism sensor, and to provide a method for correcting the error of the terrestrial m...
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JP4638670B2 |
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JP4639672B2 |
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JP2011033461A |
To solve the problems wherein mount components of electronic equipment utilizing a general L-shaped fixture mountable on a horizontal surface or a vertical surface so that a prescribed surface faces the upper surface does not easily obta...
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JP4632142B2 |
Disclosed is a small-sized two-axis magnetic field sensor having a function to cause a magnetic field canceling an external offset magnetic field. The two-axis magnetic field sensor contains a plane coil disposed on a plane and four sets...
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JP2011027516A |
To provide an electronic azimuth meter enabling a user to recognize intuitively the degree in which a measured magnetic north direction is to be corrected, when performing calibration processing of an azimuth shown by a pointer in north ...
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JP2011022073A |
To provide a magnetic data processing device correcting an offset error of output geomagnetic data from a 3 dimensional geomagnetic sensor.The magnetic data processing device includes an accumulating means 91 for repeatedly accumulating ...
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JP4614856B2 |
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JP3165348U |
To provide a measuring device for installing a solar panel, which can easily examine the degree of utilization of the solar panel at the time of introducing the solar panel. A measuring device 1 for installing a solar panel is provided w...
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JP4611178B2 |
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JP4607439B2 |
A sensing apparatus includes a fluxgate module which outputs an analog signal corresponding to terrestrial magnetism using a fluxgate having a magnetic substance core and a driving coil, and an analog-to-digital (A/D) converter which con...
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JP4593440B2 |
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JP2010271081A |
To provide a magnetic sensor element capable of producing an output voltage waveform of high power with a high SN ratio even if miniaturized, and detecting an external magnetic field with high sensitivity, and to provide an electronic go...
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JP2010271202A |
To provide a buoyancy-type magnetic azimuth detection element that reduces the size of a ring-like bobbin, while keeping dense winding of detection winding aligned.The magnetic azimuth detection element is constituted such that a liquid ...
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JP4590511B2 |
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JP2010266214A |
To provide an anomalous magnetism detector issuing a warning when abnormal magnetism operates on a magnetic sensor, and to provide a magnetic gyro and an electronic compass using the anomalous magnetism detector. The anomalous magnetism ...
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JP4586596B2 |
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JP4576378B2 |
A small-sized attitude detection sensor 1 includes three magnetic sensing parts 41 to 43 that detect magnetic field strength in respective directions along three axes perpendicular to each other, and two tilt sensing parts 2a and 2b that...
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JP2010237058A |
To provide a sensor device to which a magnetometric sensor element is connected stably and electrically, and to provide a method for manufacturing the sensor device. The sensor device 10 includes a constitution mainly including a circuit...
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JP2010237030A |
To provide a current position display for obtaining an azimuth angle and a dip of a geomagnetic vector by a three-axial magnetic sensor and stably changing over an orientation of map information appearing on a display screen based on geo...
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JP4565072B2 |
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JP4559888B2 |
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JP4558840B2 |
An azimuth calculation program of the present invention is a computer-executable program that performs an azimuth calculation using output of a magnetic sensor. The azimuth calculation program includes a first step of generating one tria...
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JP4551661B2 |
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JP4552658B2 |
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JP4551158B2 |
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JP4547563B2 |
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JP4545814B2 |
A portable electronic apparatus able to suppress a drop of display precision concerning a bearing due to a drop of a detection precision of geomagnetism accompanying non-contact communication by electromagnetic coupling etc. and a calibr...
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JP2010197353A |
To derive integer value bias by less calculation load in a short time in a GPS azimuth meter.An azimuth calculation part 12 uses signals obtained from GPS signal receiving parts 7 and 8 to solve the integer value bias contained in a sing...
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JP2010197123A |
To perform easily and precisely a calibration treatment such as two point correction in an electronic azimuth meter.The electronic azimuth meter includes a first memory control means which stores a first and a second data output from a g...
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JP4539653B2 |
An azimuth data computing method includes the steps of inputting data from a geomagnetic sensor to measure magnetic field data, determining whether measurement data should be stored based on a distance relative to measurement data stored...
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JP4538071B2 |
The object of the present invention is to provide a calibration program and an electronic compass that make it possible to calibrate the output of a magnetic sensor with a small amount of computation while a user does not notice the exec...
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JP3162471U |
To incorporate a spirit level, a directional measuring instrument and a wind direction meter into one container, and to adjust the horizontal and inclined states with a spirit level, and at the same time, to adjust the direction includin...
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JP4527273B2 |
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JP4528342B2 |
A portable electronic apparatus able to execute processing concerning calibration of a geomagnetism sensor at a suitable timing and a method of calibration of such a geomagnetism sensor are provided. Further, when a key of a key input pa...
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JP4523838B2 |
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JP2010151759A |
To calculate an azimuth correctly without using information on a facility changing the azimuth. This navigation device 1 includes a main system 100 for performing navigation processing or the like, a gyro sensor module 200 for calculatin...
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JP4489023B2 |
An azimuth measuring device which can obtain offset information corresponding to one in the case where the direction of the azimuth measuring device is arbitrarily changed, without obtaining erroneous offset information when changing the...
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JP4485529B2 |
Hashing and pattern matching are used in an information processing system to process incoming messages from a network such as an Ethernet-based network. Using hashing and pattern matching increases the efficiency of message acceptance an...
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JP4482866B2 |
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JP4466705B2 |
In a navigation device, the position P GPS , the running speed V, and the running direction Õ are detected based on the Global Positioning System (GPS), while the bearing ¸ is detected based on geomagnetism. The bearing ¸ is corrected...
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JP2010112860A |
To provide an electronic compass for correcting to detect displacement of a pointer.The electronic compass provided with an azimuth detection means (53) and for indicating azimuth by the pointer (11) includes: obtaining a movement positi...
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JP2010107460A |
To attain both high-resolution and high-accuracy measurement and extension of dynamic range in a magnetic field device.Within the measurement range of magnetic field that is set in the linear area of input/output characteristic of a magn...
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JP4458103B2 |
A magnetic direction sensor can detect at higher precision the magnitude and direction of a detected magnetic field. The magnetic direction sensor has a measuring section, a storage section and an operating section. The measuring section...
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JP4448957B2 |
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JP4434818B2 |
A bearing calculator provided with a geomagnetic sensor for detecting earth-geomagnetism and a control unit for calculating a geographical bearing based on detection values of the geomagnetic sensor. The control unit can execute offset e...
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JP4426784B2 |
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JP4412381B2 |
An azimuth detecting device mounted in a mobile object and having: a geomagnetic sensor; GPS signal receiving means; and measuring means for measuring a position of the mobile object by using a GPS signal, the azimuth detecting device be...
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JP4407407B2 |
To provide a correction method of a geomagnetic sensor in which calibration operation for correcting offset of an incorporated geomagnetism sensor can be simplified by directing a user to perform rotational operation of a portable inform...
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JP4404364B2 |
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