The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 10, 2015
Filed:
Aug. 26, 2011
Laura Mahan, Kanata, CA;
Jeffrey Charles Bos, Waterloo, CA;
Przemyslaw Abratowski, Milton, CA;
Christopher Harris Snow, Kitchener, CA;
Steve Robert Grenier, Georgetown, CA;
Nazih Almalki, Waterloo, CA;
Laura Mahan, Kanata, CA;
Jeffrey Charles Bos, Waterloo, CA;
Przemyslaw Abratowski, Milton, CA;
Christopher Harris Snow, Kitchener, CA;
Steve Robert Grenier, Georgetown, CA;
Nazih Almalki, Waterloo, CA;
BlackBerry Limited, Waterloo, CA;
Abstract
A method and system are provided for calibrating a magnetometer of a mobile device. The method comprises displaying a visual indication of a gestural path on a display of the portable electronic device, monitoring for changes in orientation of the portable electronic device, changing the visual indication in response to the monitored changes in the orientation of the portable electronic device, measuring a magnetic field with the magnetometer, and calibrating the magnetometer in accordance with measurements of the magnetic field acquired at different points along the gestural path.