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JPH0581633U |
[Purpose] This idea relates to an instrument that allows visually impaired people to easily know the direction. [Constitution] A reflective photo sensor (3) is attached to the compass (1), and when the instrument faces north, it detects ...
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JPH05280986A |
PURPOSE:To obtain a pole adjusting device wherein it can ensure and adjust easily the verticality with reference to the ground of a pole and the direction of the pole in its position and it is suitable for being carried. CONSTITUTION:A p...
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JPH05280987A |
PURPOSE:To obtain the measuring apparatus of the azimuth angle and the magnitude on a horizontal plane of a three-axis type space vector by a method wherein mover coordinates XYZ are converted into space coordinates xsietaxsi as well as ...
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JPH0542329Y2 |
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JPH0575614U |
[Purpose] To provide a traveling direction detecting device for a moving body capable of continuously detecting the traveling direction while mitigating the influence of disturbance. [Constitution] The average value β of the azimuths de...
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JPH05264700A |
PURPOSE: To reduce the consumed power and realize a stable driving state by selectively outputting a signal component revealed on a detecting coil only at the inversion of exciting current. CONSTITUTION: When the voltage relation between...
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JPH05264277A |
PURPOSE:To measure a bearing without using both hands by mounting a magnetic compass on the lens part of an eyeglass, and conforming a measurement target to the focus to a scale. CONSTITUTION:An eyeglass frame 7 and an eyeglass lens part...
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JPH0573517U |
[Purpose] It is possible to inspect whether or not the functions of the mechanical rate gyro operate normally with a simple configuration. [Constitution] A non-magnetic arm 19 is fixed to the gimbal shaft 2 of the mechanical rate gyro, a...
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JPH0573516U |
[Purpose] Provided is an automatic finger compass tuning circuit for improving work efficiency by automatically tuning the finger of the entire repeater compass. [Constitution] The present invention includes a repeater finger angle detec...
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JPH0568642B2 |
PURPOSE:To detect a steering angle accurately by providing a run distance sensor, run direction sensor, steering angle sensor, means which decides on output v variations of those sensors, and means which decides on a straight run of a ve...
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JPH0571713U |
[Purpose] To provide a magnetic compass detector that reduces the effects of noise. [Constitution] The calculation circuit 4 detects the rotation angle and the rotation direction output from the rotation angle sensor 3, and adds or subtr...
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JPH05506499A |
PCT No. PCT/CA91/00035 Sec. 371 Date Sep. 10, 1991 Sec. 102(e) Date Sep. 10, 1991 PCT Filed Feb. 4, 1991 PCT Pub. No. WO91/12491 PCT Pub. Date Aug. 22, 1991.The invention is directed to an electro-optical rangefinding-type apparatus whic...
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JPH05240651A |
PURPOSE:To provide a position compensation method in a method for measuring the self-standing position of a traveling body where a highly accurate compensation by an absolute position and an azimuth can be made to compensate a position o...
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JPH0564723B2 |
PURPOSE:To improve detecting accuracy of the running direction of an earth magnetism sensor by correcting a reference value of the earth magnetism sensor in the direction of a magnetic field of the body magnetization and reducing gradual...
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JPH05231868A |
PURPOSE:To find the height of a target point and the distances in straight lines to the target point from two control points by measuring the distances from the two control points to the target point and inclination, azimuth, and distanc...
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JPH0566518U |
[Purpose] Vehicle travel guidance that can correct the direction at any point without the need for a large amount of declination data and a complicated data table, and can recognize the travel route to the destination with a simple opera...
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JPH05215561A |
PURPOSE:To simplify initialization of a sensor and improve measurement accuracy of a current position by providing first and second wheel speed sensors, first and second pulse counters, a geomagnetic sensor and a control means. CONSTITUT...
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JPH05215553A |
PURPOSE:To securely compensate magnetization of a geomagnetic sensor by calculating a center point for a rotating circle obtained by combining two-axis output components of the geomagnetic sensor during its rotation from three or more se...
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JPH0562285U |
[Purpose] It is held on the waist of the user (competitor), and when the player hits, the hitting direction is determined, and the stance and body orientation at that time can be set as the standard for aiming at the hitting target. It i...
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JPH0555806B2 |
A correction method for a geomagnetic field sensor (11) of a bearing indication system (10) mounted on a vehicle including a signal processor (13) for processing an output signal (Vx, Vy) of the sensor. The signal processor includes a st...
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JPH0554884B2 |
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JPH0553208B2 |
PCT No. PCT/DE85/00124 Sec. 371 Date Oct. 16, 1985 Sec. 102(e) Date Oct. 16, 1985 PCT Filed Apr. 17, 1985 PCT Pub. No. WO86/00129 PCT Pub. Date Jan. 3, 1986.A process for correcting inclination dependent angle errors when establishing th...
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JPH0553209B2 |
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JPH0559235U |
A magnetic field detecting system for use with a flux-gate sensor (10) includes an oscillator (30), the output of which is applied to a digital bandpass filter (40, 42) and frequency divided and also applied to the sensor, and phase dete...
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JPH0552883B2 |
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JPH05196469A |
PURPOSE:To precisely and cheaply detect car position by cancelling magnetic component, etc., caught by a car so as to precisely detect each directional component of earth magnetism at a specified point. CONSTITUTION:A car reaches a prede...
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JPH05196468A |
PURPOSE:To obtain a precise center coordinate position of an output circle by setting an initial value as center coordinates of an output circle, involuting and summing the difference between the distance, on the coordinate system, betwe...
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JPH05180656A |
PURPOSE:To detect the bearing accurately by correcting the detecting errors caused by a charged magnetic field even when a magnetism detecting means is magnetically charged. CONSTITUTION:A magnetoresistance element MR1 and a magnetoresis...
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JPH0549167B2 |
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JPH0548844B2 |
57 An electrical drive circuit for a flux-gate magnetic sensor (50) used in a digital compass for a vehicle provides signals for application to the primary (52) of the flux-gate sensor to ensure that the core (58) is saturated at a prede...
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JPH05504622A |
A navigation device is disclosed, having a lens (6) across an opening at one end of a case (2, 12), and a compass (14) across an opening at the opposite end of the case. A transparency holder (8) is positioned between the lens and the co...
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JPH0552717U |
[Purpose] The magnetizing correction of the magnetic sensor provided inside the ceiling of the automobile is achieved without turning the vehicle body of the automobile. [Constitution] At the center position inside the ceiling of the aut...
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JPH0526964Y2 |
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JPH0543256B2 |
A direction finder includes a correction amount amending means which amends automatically correction amounts necessary to cancel out an influence of varying magnetization field of a vehicle on the basis of magnetic detection signals obta...
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JPH0543257B2 |
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JPH05164560A |
PURPOSE:To obtain the sensor which is lightweight, miniature and inexpense without any error by detecting an angle applied to a geomagnetic sensor based on the phase difference of clockwise and unclockwise turn light transmitting a sensi...
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JPH05164558A |
PURPOSE:To enable a full-range type measurement without limit to inclination of a target by arranging gravity detection sensors and earth magnetism detection sensors on three axes X, Y and Z respectively to calculate azimuth and by sendi...
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JPH0541924B2 |
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JPH05157572A |
PURPOSE:To enable detection of directional change of a moving body such as a car even in a condition where the body is not moving, regarding a navigation system which assists the driver to drive the moving body by displaying map informat...
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JPH05150024A |
PURPOSE: To provide a magnetic detector improved in magnetic measuring accuracy while being made compact. CONSTITUTION: A weight 91 is fitted to the lower part of a triaxial magnetic sensor 90 supported by a triaxial gimbal, and an ultra...
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JPH05503774A |
PCT No. PCT/DE91/00040 Sec. 371 Date Jul. 20, 1992 Sec. 102(e) Date Jul. 20, 1992 PCT Filed Jan. 16, 1991 PCT Pub. No. WO91/10879 PCT Pub. Date Jul. 25, 1991.A position sensor has a ring of a material of high permeability that is floated...
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JPH0543018U |
[Purpose] Accurate directional measurement by correcting the intrinsic magnetization of the moving body for the detection output of the magnetic sensor. [Constitution] The horizontal components of the geomagnetism are detected by the mag...
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JPH0522818Y2 |
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JPH0522820Y2 |
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JPH0522819Y2 |
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JPH0535971B2 |
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JPH0538523U |
[Purpose] Provided is an orientation detection device capable of easily measuring an orientation with a simple configuration. [Constitution] The center of the azimuth needle 1 is fixed to the shaft 2, and the directional needle 1 is rota...
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JPH05126579A |
PURPOSE:To detect an absolute azimuth angle the error of which is small, by always turning ON power of a magnetic azimuth sensor and by calibrating an azimuth angle by comparing a detection output of the sensor with a relative azimuth of...
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JPH0531922B2 |
An apparatus for displaying a travel path of a running body in which a direction detector (2) includes a geomagnetism sensor (21) as well as a rate-type sensor (22), such as a gyroscope or a gas rate sensor for detecting changes in the y...
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JPH0531086B2 |
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