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. 29, 2015

Filed:

Jun. 09, 2014
Applicant:

Japan Display Inc., Tokyo, JP;

Inventors:

Koji Doi, Chiba, JP;

Koji Nagata, Hachioji, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/045 (2006.01); G06F 3/044 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/044 (2013.01); G06F 3/0416 (2013.01); G06F 2203/04104 (2013.01);
Abstract

A touch sensing method, for sensing a touch point on a touch panel, includes the steps of measuring capacitances of the touch panel, detecting touch points on the touch panel based on the capacitance, determining tentative coordinates of the respective detected touch points, assigning priorities for a given high coordinate precision to the respective touch points based on a state of the touch points, selecting coordinate calculation algorithms corresponding to the assigned priorities by the respective touch points, estimating a calculation time necessary for calculating the coordinates of the touch points detected, determining whether the calculation time estimated is within a specified time or not, and calculating the coordinates of the respective touch points using the selected coordinate calculation algorithms corresponding to the assigned priorities when the calculation time estimated calculation time is within the specified time.


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