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.

Date of Patent:
Sep. 04, 2012

Filed:

Aug. 10, 2010
Applicant:

Masato Kimishima, Tokyo, JP;

Inventor:

Masato Kimishima, Tokyo, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A navigation apparatus including a geomagnetic sensor that detects a geomagnetic field of the navigation apparatus, an orientation calculation unit that calculates an orientation of the navigation apparatus based on the detected geomagnetic field, a cradle detection unit that detects that the navigation apparatus is connected to a cradle, and outputs a signal indicating that the navigation apparatus is connected to the cradle, and an operation control unit that receives the signal output from the cradle detection unit, and controls the orientation calculation unit to not detect the orientation of the navigation apparatus based on the detected geomagnetic field.


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