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:
May. 05, 2026
Filed:
Oct. 27, 2021
Applicant:
Invensense, Inc., San Jose, CA (US);
Inventors:
Gennadii Berkovich, Calgary, CA;
Dmitry Churikov, Calgary, CA;
Iurii Kotik, Calgary, CA;
Vladimir Pentiukhov, Calgary, CA;
Christopher Goodall, Calgary, CA;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); G01C 21/08 (2006.01); G01C 21/16 (2006.01); G01C 21/20 (2006.01);
U.S. Cl.
CPC ...
G01C 21/005 (2013.01); G01C 21/08 (2013.01); G01C 21/1654 (2020.08); G01C 21/206 (2013.01);
Abstract
Magnetic-based collaborative positioning of a portable device involves obtaining magnetic field measurements for the portable device, obtaining magnetic fingerprint map information, obtaining parameters of motion of the portable device, obtaining collaborative assistance data from at least one neighbor portable device and determining position of the portable device based on the obtained magnetic field measurements, the obtained magnetic map information, the obtained motion parameters and the obtained collaborative assistance data.