Portable terminal device

Data processing: measuring – calibrating – or testing – Calibration or correction system – Direction

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Reexamination Certificate

active

07949485

ABSTRACT:
A portable terminal device101of the invention having at least two or more cases joinable in a plurality of different joining shapes includes a magnetism detection section8being provided in at least one of the two or more cases for detecting a magnetism quantity; a storage section9for storing the effect amount produced by magnetism from a magnetism generation source of the portable terminal device101in the detected magnetism quantities for each of the plurality of different joining shapes of the portable terminal device101; a case shape detection section4for detecting a joining shape of the portable terminal device101; a data processing section3for correcting the detected magnetism quantity based on the stored effect amount in the detected joining shape; and a position measurement section2for measuring an azimuth based on the corrected magnetism quantity.

REFERENCES:
patent: 6536123 (2003-03-01), Tamura
patent: 7210236 (2007-05-01), Sato et al.
patent: 7818136 (2010-10-01), Chen et al.
patent: 2003/0134665 (2003-07-01), Kato et al.
patent: 2005/0126023 (2005-06-01), Kwon et al.
patent: 2005/0143148 (2005-06-01), Sato et al.
patent: 2005/0283988 (2005-12-01), Sato et al.
patent: 2008/0051987 (2008-02-01), Okeya
patent: 1 843 554 (2007-10-01), None
patent: 2001-204062 (2001-07-01), None
patent: 2002-196055 (2002-07-01), None
patent: 2003-005629 (2003-01-01), None
patent: 2004-012416 (2004-01-01), None
patent: 2004-064302 (2004-02-01), None
patent: 20044246765 (2004-09-01), None
patent: 2005291934 (2005-10-01), None
patent: 2006-023293 (2006-01-01), None
Japanese International Search Report; Mar. 14, 2006.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Portable terminal device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Portable terminal device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Portable terminal device will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2674471

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.