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8155884 |
Bearing display apparatus and bearing display method
A bearing display apparatus provided with a geomagnetic sensor for detecting earth-magnetism, a display unit, and a control unit for calculating a geographical bearing based on detection values of...
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8001696 |
Vehicle compass compensation
A calibration method for calibrating a compass system suitable for use in a vehicle includes sampling data points of a magnetic field with a magneto-responsive sensor and processing output signals...
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7992313 |
Sensor chip, detection device and method of manufacturing detection device
A detection device includes an X-axis magnetic sensor, a Y-axis magnetic sensor, and a Z-axis magnetic sensor each having a sensing axis for detecting a geomagnetic azimuth and a sensor controlling...
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7966755 |
Name badge and compass
A combination name badge and compass includes a substantially planar substrate having a front surface that has name indicia thereon, and a rear surface and a clutch bar that includes spaced pins....
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7958644 |
Orientation sensing in a multi part device
A device comprises a first part (1) which has user input means (10) and comprising a three-degrees-of-freedom orientation sensing system (11) for determining a three-degrees-of-freedom orientation...
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7954247 |
Self-orienting platform
A self-orienting platform device is provided having a platform that is rotatably adjustably attached to a body. The device is provided with adjustable weights to ensure even rotation. The...
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7950160 |
Mobile electronic apparatus and bearing display method of same
A mobile electronic apparatus capable of effectively preventing erroneous recognition of a bearing (azimuth oz compass direction) by a user, as a correct display of the bearing is correct when the...
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7937845 |
Low cost electronic compass with 2D magnetometer
An electronic compass has a 2D magnetometer for determining two of the three components of the earth-magnetic field vector. Values for the magnitude and inclination of the field at the location of...
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7926193 |
Nanowire magnetic sensor
A nanowire magnetic sensor includes an array of magneto-resistive (MR) nanosensors with each MR nanosensor including a set of MR nanowires that are all aligned in the same position for one...
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7921571 |
Device for mechanically locating and reading the setting of an adjustable valve
The invention proposes a device for mechanically locating and reading the setting of an adjustable magnetic valve for controlling the flow of a fluid in a predetermined direction to locate the...
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7891102 |
Nanowire magnetic compass and position sensor
A nanowire magnetic sensor and position sensor for determining the position of a magnetic object and direction of magnetic field is disclosed herein. The magnetic compass includes a number of...
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7895002 |
Device comprising a sensor arrangement and an updater
Devices comprising sensor arrangements for providing first field information defining at least parts of first fields and for providing second field information defining at least parts of second...
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7870678 |
Hybrid sensor module and sensing method using the same
Provided is a hybrid sensor module including first and second sensors that are attached on one surface of a printed circuit board (PCB) so as to detect two-axis signal components parallel to the...
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7857772 |
Stride-monitoring device
A stride monitoring device that can be used particularly for sports applications and that includes a pair of shoes, one of which includes at least one magnetic mass, and the other includes at least...
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7832111 |
Magnetic sensing device for navigation and detecting inclination
A system and device for detecting yaw and changes in pitch angle for use with navigational and positional devices. The system and device include a multi-axis magnetic field sensing device and a...
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7818890 |
Magnetic field sensor circuit
A magnetic field sensor circuit comprises a first magneto-resistive sensor (Rx) which senses a first magnetic field component in a first direction to supply a first sense signal (Vx). A first...
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7814671 |
Mobile bearing calculator and bearing correction method
A mobile bearing calculator having a geomagnetic sensor for detecting earth-magnetism and a control unit for calculating a geographical bearing based on detection values of the geomagnetic sensor....
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7676341 |
Magnetic sensor control device
A magnetic sensor control device has an input section, a selection section, a calculation section, and a setting section. The input section inputs a plurality of magnetic data each having 3...
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7637024 |
Magnetic field sensing device for compassing and switching
A magnetic field sensing device can be realized by using a magnetic sensor in electronic compassing as well as switching. A magnet can be brought in close proximity to the magnetic sensor within an...
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7581326 |
Optical solid-state heading sensor
A heading sensor includes a housing containing an interferometer having a mirror movable in response to fluctuations in a gravitational force applied to the housing. The interferometer, responsive...
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7559148 |
Magnetic azimuth detecting device
A magnetic azimuth detecting device is easily reduced in size. Three or more magnetic sensors 3 and a control semiconductor 4 controlling these magnetic sensors 3 are attached to and mounted on a...
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7552541 |
Pointing device
A pointing device includes hall elements that detect inclinations of a magnet in first, second and third directions, and a control unit that determines a pointing direction with output voltages of...
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7532991 |
Magnetic data processing device
In a magnetic data processing device, an input part sequentially inputs magnetic data outputted from a two-dimensional or three-dimensional magnetic sensor. The magnetic data is two-dimensional or...
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7509748 |
Magnetic MEMS sensors
The disclosure relates to micro-electromechanical systems (MEMS) and magnetic MEMS sensors. The sensors include a substrate having a surface, a first magnetic field detector positioned on the...
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7501815 |
Combined magnetic field gradient and magnetic field strength sensor
A magnetic field sensor device (2) is described that comprises an oscillatory member (8) and current control means (6). The current control means (6) is arranged to pass an alternating current (AC)...
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7466633 |
Electronic watch with indication of the direction of a pre-programmed geographical place
The electronic watch (1) indicates the time using two hands (2, 3). This electronic watch includes an electronic compass (10), a processing unit (13) with a microcontroller (15) for calculating the...
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7448140 |
Emergency responder's orientation method and device
A method and device has been developed to enable emergency responders to maintain and communicate their orientation relative to a fire building or other emergency incident area as they work in and...
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7437257 |
Geomagnetic sensor and geomagnetic sensor correction method, temperature sensor and temperature sensor correction method, geomagnetism detection device
A geomagnetic sensor including a geomagnetism detection unit; a fuse memory for storing prescribed data according to a state of the electrical cut-off or connection; a correction data writing unit...
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7428780 |
Viewing and display apparatus position determination algorithms
Celestial object location devices with sensor arrays of having less that one sensor for each of three orthogonal components of gravity and magnetic field vectors. The accuracy of position sensing...
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7389592 |
Lean detector of vehicle
A lean detector for a vehicle is capable of reducing the cost of the parts of a lean sensor and enhancing the waterproof property thereof. The lean detector also detects when the leaning of the...
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7377046 |
Inclination sensor and azimuth measuring apparatus using inclination sensor
A mobile device or the like having a 3-axis electronic compass is rotated, and the outputs from magnetic sensors disposed in the three axis directions are input to a first arithmetic processing...
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7337549 |
Input device for using geomagnetic sensor and a method thereof for generating input signal
An input device using a geomagnetic sensor includes a geomagnetic sensor outputting a voltage corresponding to geomagnetism, and a control part calculating an azimuth using the voltage output from...
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7331115 |
Vehicle compass compensation
A compass compensation system is provided for automatically and continuously calibrating an electronic compass for a vehicle, without requiring an initial manual calibration or preset of the...
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7331114 |
Magnetic compass structure
A simple self-contained, hand-held instrument for reading an azimuth or bearing in relation to the earth's magnetic field either out in the field or on the water with substantial accuracy. Means...
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7325320 |
Method for estimating the accuracy of azimuthal orientations and portable sighting device
In a method according to the invention for estimating the accuracy of azimuthal orientations (a) of a measuring device (1) having an electronic magnetic compass (2), a plurality of determinations...
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7318283 |
Inclination sensor
An inclination sensor includes: a case having a turning shaft section projected in a lateral direction on a front surface thereof; magnetism detecting means fixed on an upper side of the turning...
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7302345 |
Method and apparatus for generating magnetic field map and method and apparatus for checking pose of mobile body using the magnetic field map
Provided is a method of generating a magnetic field map including obtaining magnetic field information, the magnetic field information being information on a magnetic field affecting a mobile body,...
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7278219 |
Magnetic compass
A magnetic compass includes: a three-axis magnetic sensor for detecting geomagnetic vector as geomagnetic components in directions of three orthogonal axes x, y, and z; a data-plane calculating...
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7273332 |
Method and apparatus for through-hole placement in a building structure
A method and apparatus for creating a through-hole in a building structure includes selecting a first location on a first side of the building structure that will define a first opening of the...
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7225552 |
Method and system to detect an orientation of a moving object
Method and system to detect orientations of a moving object using one or more magnetic compasses. The method and system minimize magnetic field interference in a space where an object is moving...
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7210235 |
Apparatus and method for detecting azimuth and inclination angle, program for detecting the same, and portable terminal device for detecting the same
In an azimuth/inclination-angle detection apparatus, a measurement data obtaining unit obtains first and second measurement data sets g and h from acceleration and magnetic sensors, respectively. A...
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7210236 |
Method and apparatus for measuring magnetic offset of geomagnetic sensor and portable electronic apparatus
A method is designed for measuring a magnetic offset of a geomagnetic sensor equipped in a portable information terminal apparatus having a storage. The geomagnetic sensor has a magnetic...
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7197829 |
Laser guided celestial identification device
Disclosed is a celestial identification device. According to some embodiments, the device includes a housing, a positioning sensor, and a light generator structured to generate an indicator beam...
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7194815 |
Device for detecting magnetic azimuth
There is provided a quadrilateral insulating substrate, and plural magnetic sensors are provided on the substrate. An IC is provided on the substrate for supplying driving signals to the magnetic...
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7194816 |
Mobile terminal apparatus
A mobile terminal apparatus 1 uses an acceleration sensor as a tilt angle sensor 24, and realizes various applications based on this detection result. A processing unit 10 counts the number of...
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7194814 |
Self-balancing, no-spin magnet compass
A self-balancing, no-spin magnetic compass. A described embodiment includes a compass card assembly, a retainer assembly, a pivot assembly, a gimbal assembly, a cup, and a dome. The compass card...
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7168177 |
Method and apparatus for determining a geomagnetic field by using a compass and method and apparatus for determining an azimuth angle of a moving object using the same
There are provided a method and apparatus for determining a geomagnetic field by using a compass and a method and apparatus for determining an azimuth angle of a moving object using the method and...
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7154267 |
Method and system for electronic compass calibration and verification
A method and system for calibrating a magnetic compass and/or verifying a compass calibration, using a calibration magnetic field produced by a field-generating coil within the magnetic compass is...
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7138798 |
Azimuth meter having spin-valve giant magneto-resistive elements
An azimuth meter using spin-valve giant magneto-resistive elements, which is simple in manufacturing process, can be made compact in size and contribute to power saving, is disclosed. The azimuth...
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7134213 |
Magic compass
A magic compass that gives the illusion it defies the laws of nature, providing usage as an aid for locating the direction of prayer as well as a novel promotional device for companies, having a...
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