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:
Apr. 10, 2018

Filed:

Jul. 29, 2014
Applicant:

Fujitsu Component Limited, Tokyo, JP;

Inventor:

Kenichi Fujita, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/044 (2006.01); G06F 3/045 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/044 (2013.01); G06F 3/045 (2013.01); G06F 3/0418 (2013.01); G06F 2203/04104 (2013.01); G06F 2203/04112 (2013.01);
Abstract

A position detection method that includes calculating a distance between 2 contact points in a first direction by measuring a potential of a first electrode in a state where a power supply voltage is applied to the first electrode and a second electrode is grounded, calculating a distance between 2 contact points in a second direction by measuring a potential of a third electrode in a state where a power supply voltage is applied to the third electrode and a fourth electrode is grounded, and correcting the distance between the 2 contact points in the first direction obtained by the potential of the first electrode in accordance with the distance between the 2 contact points in the second direction obtained by the potential of the third electrode.


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