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:
Oct. 27, 2015
Filed:
Feb. 08, 2013
Applicant:
Google Inc., Mountain View, CA (US);
Inventors:
Russell Norman Mirov, Los Altos, CA (US);
Andrew Lookingbill, Palo Alto, CA (US);
Assignee:
Google Inc., Mountain View, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); G01C 21/08 (2006.01); G01C 21/20 (2006.01); G01S 5/02 (2010.01);
U.S. Cl.
CPC ...
G01C 21/08 (2013.01); G01C 21/206 (2013.01); G01S 5/0252 (2013.01);
Abstract
A system and method are provided that allow for localization of a mobile device using detected magnetic signals and magnetic survey data. The magnetic signals may be produced by one or more magnetic signal sources, which are located at particular positions. The mobile device may be localized without information regarding the positions of the magnetic signal sources.