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. 24, 2011
Filed:
Jan. 25, 2006
Hiroshi Katayama, Kanagawa, JP;
Hiroshi Katayama, Kanagawa, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A portable terminal deviceof the invention having at least two or more cases joinable in a plurality of different joining shapes includes a magnetism detection sectionbeing provided in at least one of the two or more cases for detecting a magnetism quantity; a storage sectionfor storing the effect amount produced by magnetism from a magnetism generation source of the portable terminal devicein the detected magnetism quantities for each of the plurality of different joining shapes of the portable terminal device; a case shape detection sectionfor detecting a joining shape of the portable terminal device; a data processing sectionfor correcting the detected magnetism quantity based on the stored effect amount in the detected joining shape; and a position measurement sectionfor measuring an azimuth based on the corrected magnetism quantity.