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Matches 1 - 50 out of 4,043

Document Document Title
WO/2019/195356A1
A method for improving the accuracy of an inertial navigation system (INS) by performing a synchronization procedure to align the INS to a compass-derived initial heading comprises the steps of determining a heading of minimal error for ...  
WO/2019/173451A1
A headphone includes an electro-acoustic transducer for creating audio output, the electro-acoustic transducer comprising a transducer magnet that produces a transducer magnetic field having a magnetic field strength, structure that is c...  
WO/2019/168735A1
Methods, apparatus, and systems directed to calibrating a magnetometer. Among such are methods that use only the horizontal components of magnetometer measurements. Then, planar calibrated magnetic field output measurements can be used i...  
WO/2019/161208A1
In some embodiments, a position sensing system for an electronic motor includes a board having a transmitter and inductive sensors; a housing in which the board is mounted, the housing including an opening; and a conductive shield positi...  
WO/2019/147163A1
The invention relates to the field of terrain navigation and can be used in orienteering. The present compass comprises a capsule having a magnetic needle and a baseplate, said baseplate having a strap attached thereto so that the compas...  
WO/2019/127139A1
A calibration method for a magnetometer (101) and a related device. The calibration method comprises: outputting prompt information when a condition for calibrating the magnetometer (101) is satisfied, the prompt information being used f...  
WO/2019/094564A1
A system for calibrating a subsystem configured to determine a heading of a vehicle includes (1) a navigation system providing reverser control data, GPS data, and magnetometer data; and (2) an onboard computer configured to calculate X ...  
WO/2019/069930A1
When a detection error in any of a geomagnetic sensor, an acceleration sensor, and an angular velocity sensor exceeds a threshold value and a sensor flag is set to "1" (ST3, 5, 7), the present invention shifts to an integrated calibratio...  
WO/2019/061231A1
The present application relates to a memory card and a terminal. The memory card comprises a memory circuit, an electronic M-sensor circuit, a first capacitor, a second capacitor, and a first resistor. A digital power terminal of the mem...  
WO/2019/020961A1
The invention relates to a method for determining a heading, wherein a magnetic field is measured by at least one magnetometer and a magnetic heading is determined from said measurement, and wherein calculation means carry out a process ...  
WO/2019/020945A1
The invention concerns a method for calibrating a magnetometer, comprising the following steps: - the magnetometer travels through (S1) a set of positions on a path, - acquisition (S2) by the magnetometer of a plurality of measurements o...  
WO/2019/020962A1
The invention relates to determining a heading by magnetic sensors, in which a magnetic field is measured by magnetometers and calculation means that implement a recursive processing which calculate for a given sampling time: an estimate...  
WO/2018/233601A1
An azimuth calibration method and apparatus, a storage medium and a computer device. The method comprises: acquiring a magnetic field vector detected by a magnetic sensor (s202); according to the magnetic field vector and a corresponding...  
WO/2018/224241A1
The invention relates to a capsule for a compass and use thereof. The capsule has a housing designed in multiple parts for receiving at least one scale device (10) for reading at least one geographical indication, wherein the scale devic...  
WO/2018/213927A1
Methods and systems for modelling pipeline construction, include or implement steps of (a) obtaining ranging data of a pipeline construction location including a pipe; (b) processing the ranging data to produce a spatially organized poin...  
WO/2018/213967A1
Embodiments of the present invention provide a signal processing method, apparatus and device for a compass apparatus. The method is applied to a target device comprising the compass apparatus. The compass apparatus is provided at a targ...  
WO/2018/203962A1
Various embodiments include devices and methods for mitigating the bias of a magnetometer resulting from operating various hardware components on a device such as a drone or a computing device. Various embodiments may improve the accurac...  
WO/2018/150426A1
An apparatus and a method for determining geographic directions are provided here. The method may include the following steps: vibrating a vibrating base; measuring first and second accelerations of the vibrating base in a vertical direc...  
WO/2018/117918A1
The present invention relates to a personal prayer mat that moves and rotates automatically and is used to determine the Muslim prayer direction (qibla) autonomously. This is done by attaching a small device to the centre of the prayer m...  
WO/2018/109181A1
An apparatus can include a base assembly and a pivot assembly coupled to the base assembly. The apparatus can include a carriage coupled to the pivot assembly. The carriage can be shaped to receive a compass streamer telemetry unit (CSTU...  
WO/2018/108920A1
Roll data can be acquired from a magnetometer and an accelerometer of a towed object telemetry unit coupled to a towed object during rolls of the towed object in two or more different headings. The magnetometer can be calibrated based on...  
WO/2018/085689A1
A visual navigation system includes a compass configured to orient a user in a heading direction, an image sensor configured to capture a series of successive navigation images in the heading direction, one or more of the navigation imag...  
WO/2018/085270A1
A method that includes monitoring, by a processor of a mobile device, a stream of magnetic field measurements generated by a first sensor as the mobile device is manipulated by a user, with each magnetic field measurement representing an...  
WO/2018/070565A1
A camera module is disclosed. The disclosed camera module comprises: a module main body having a coupling groove part formed on the outer circumferential surface thereof; a photographing lens formed on one surface of the module main body...  
WO/2018/070103A1
Provided are a detachable unit that makes it possible to make work for calibrating the various sensors provided to an unmanned aerial vehicle more efficient and to unitize an unmanned aerial vehicle control function, and a sensor calibra...  
WO/2018/056391A1
The purpose of the present invention is to improve the accuracy of positioning using geomagnetism. In the present invention, a positioning geomagnetism map in which positioning paths and geomagnetism patterns are associated with each oth...  
WO/2018/055975A1
This electronic compass 1 has a magnetic sensor 10 for detecting two predetermined axis components out of the three geomagnetic axis components in a location and generating biaxial magnetic detection data (hx', hy') corresponding to the ...  
WO/2018/049538A1
Disclosed herein is a navigation device having a user interface for receiving input specifying a destination location, a memory for storing the destination location and for storing map data, a global navigation satellite system (GNSS) re...  
WO/2018/048897A1
An ensemble of motion sensors is tested under known conditions to automatically ascertain instrument biases, which are modeled as autoregressive-moving-average (ARMA) processes in order to construct a Kalman filter. The calibration inclu...  
WO/2018/027294A1
A device for finding one's bearings, such as a compass, in a survival situation. The device consists of a pin or a portion of same, such as a ferromagnetic metal rod, magnetised at one of the ends thereof, introduced by moulding or by pi...  
WO/2018/014444A1
A method and device for geomagnetic field adjustment. The method for geomagnetic field adjustment comprises: detecting a charging operation of a mobile terminal (S101); when the charging operation of the mobile terminal is detected, acqu...  
WO/2017/219566A1
An anti-charging geomagnetic interference method and device. The method comprises: detecting a current charging state of a mobile terminal (S10); reading voltage values of multiple preset sampling points (S201, S202, S203, S204) if the c...  
WO/2017/220537A1
The invention relates to a method of estimating bearing of an optronic system in a geographical reference frame, the optronic system being situated at a first position and referred to as first optronic system. It comprises the following ...  
WO/2017/200544A1
An apparatus for worshipping is provided. The apparatus includes a lower base and an upper base. The upper base includes a front end and a rear end and is rotatable attached to the lower base. A motor is operable to rotate the upper base...  
WO/2017/196097A1
The present invention relates to an antenna alignment guide device between pieces of communication equipment, the device comprising: a sensor unit for sensing an azimuth of the alignment guide device and information on the location there...  
WO/2017/190951A1
The invention relates to an autonomous magnetic observatory that comprises: a scalar magnetometer for measuring the modulus of the local magnetic field vector F; an angular magnetometer for measuring the vertical direction, the direction...  
WO/2017/180526A1
A programmable integrated measurement while drilling (MWD) system is an integrated, ruggedized, and condensed MWD system configured to enable end-user customizable applications for downhole exploration and drilling. The integrated MWD sy...  
WO/2017/176584A1
The present disclosure provides systems and methods for heating biological samples. Methods and systems of the present disclosure may be used for performing nucleic acid amplification to identify one or more targets in a nucleic acid sam...  
WO/2017/177237A1
A gyroscope apparatus for a device including an accelerometer and a magnetic component has a gravity vector generator connected to the accelerometer and receptive to acceleration readings therefrom. A magnetic component output generator ...  
WO/2017/127492A8
A system and method for adjusting a sport implement or a set of sports implements based on information collected from sports simulation equipment is provided. The system comprises an analysis engine in communication with a data input sou...  
WO/2017/171479A1
A method and device for content-sharing on the basis of a tilt are disclosed. The disclosed content sharing method performed by a first user terminal comprises the steps of: receiving a selection of content to be shared; and identifying ...  
WO/2017/106094A3
Disclosed is a configuration for displaying a user interface on a device (e.g., a remote controller) to assist a user in correctly orienting the device for improved communication with an aerial vehicle. Position information is received b...  
WO/2017/158689A1
[Problem] To provide a compass which has an excellent braking effect and an excellent geomagnetic directivity, and further, which has no magnetically adverse effect on proximate electronic devices, magnetic cards, and the like. [Solution...  
WO/2017/155799A1
A report interval mode is selected from one of multiple selectable report interval modes in cases where the preferred sensor sample intervals of multiple applications are different. By using multiple selectable report interval modes some...  
WO/2017/141189A1
The present disclosure relates to a method for operating an electronic device having a display and compass sensor, for interacting with a set of objects, each of the objects incorporating a magnet, said method comprising: obtaining an in...  
WO/2017/138751A1
The present invention relates to a linked type cube set based on short range wireless communication, and a cube pattern recognition method and system using the same. The linked type cube set based on short range wireless communication co...  
WO/2017/120018A3
A positioning method is disclosed. The positioning method includes collecting at least two types of sensor data reflecting a motion state of a terminal device in a step-counting period in real time; separately filtering the at least two ...  
WO/2017/134695A1
The present invention relates to a calibration method of magnetic sensors, for removing from the measurements the so-called "bias" and obtaining the actual measurement of the magnetic field. This method, in addition to measurements of su...  
WO/2017/127492A1
A system and method for adjusting a sport implement or a set of sports implements based on information collected from sports simulation equipment is provided. The system comprises an analysis engine in communication with a data input sou...  
WO/2017/113381A1
A method for determining a calibration parameter and a mobile device. The method is applied to a mobile device comprising a sensor to be calibrated, is used for increasing a correlation between the calibration parameter and the temperatu...  

Matches 1 - 50 out of 4,043