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:
Aug. 18, 2015
Filed:
Feb. 15, 2012
Applicant:
Masato Kimishima, Tokyo, JP;
Inventor:
Masato Kimishima, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/12 (2006.01); G01S 5/02 (2010.01);
U.S. Cl.
CPC ...
G01S 5/0263 (2013.01);
Abstract
There is provided a positioning device including a geomagnetism detection section which detects geomagnetism, an acquisition section which acquires a matching area obtained by checking values of a total magnetic intensity and a magnetic dip of the geomagnetism detected by the geomagnetism detection section against geomagnetic information including values of a total magnetic intensity and a magnetic dip which are associated with an absolute position, and an identification section which identifies a current location based on the area acquired by the acquisition section.