About 21 results
https://drivepatents.com/patents/1378647 · 19 Feb 2026
Systems, methods, and devices for performing geomagnetic field distribution monitoring and correction. One system includes a reference magnetic sensor configured to detect components of a magnetic field at a first location and generate reference sensor sig...
https://drivepatents.com/patents/966085 · 17 Dec 2014
A magnetic sensor (200 and a manufacturing method thereof are provided. The magnetic sensor (200) includes: a substrate (220) comprising a plurality of Hall elements (210), a protective layer (230) formed on the substrate (220), a base layer (240) formed o...
https://drivepatents.com/patents/969347 · 1 Oct 2014
In various embodiments, the azimuth correction method includes acquiring at the electronic device, an azimuth, determining reliability of a change value of the azimuth, sensing motion of the electronic device based on the reliability, and correcting the az...
https://drivepatents.com/patents/977725 · 5 Mar 2014
Described are a method and its corresponding device for controlling sensor use on an electronic device, the electronic device having a first sensor defining at least one first sensor axis, the method comprising: detecting a first sensor reading; determinin...
https://drivepatents.com/patents/981293 · 4 Dec 2013
A method and system are provided for evaluating a calibration of a magnetometer on a mobile device. The method includes obtaining a parameter associated with the calibration, determining a component of the parameter along an axis of the magnetometer and de...
https://drivepatents.com/patents/981295 · 4 Dec 2013
A method and system are provided for calibrating a magnetometer on a mobile device. The method includes initiating a calibration of the magnetometer, determining an intermediate parameter associated with the calibration and when a characteristic indicative...
https://drivepatents.com/patents/981294 · 4 Dec 2013
A method and system are provided for calibrating a magnetometer on a mobile device. The method includes obtaining one or more pairs of magnetometer readings. Each pair includes a first reading and a second reading. For each pair of magnetometer readings, t...
https://drivepatents.com/patents/981291 · 4 Dec 2013
A method and system are provided for operating a mobile device having a magnetometer. The method includes obtaining a plurality of error indicators associated with the magnetometer. At least two of the plurality of error indicators have different criteria ...
https://drivepatents.com/patents/982459 · 30 Oct 2013
The method is for estimating the position and orientation using an inertial measurement unit fixed to a moving pedestrian, in particular to a leg, a knee, a foot, or an arm of a pedestrian, for detecting movement of the pedestrian within an observation are...
https://drivepatents.com/patents/986699 · 18 Sep 2013
Methods and electronic devices for determining orientation are described. In one aspect, the present disclosure provides a processor-implemented method of determining a corrected orientation of a gyroscope on an electronic device. The method includes: obta...