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:
Nov. 13, 2012

Filed:

Apr. 12, 2010
Applicants:

Tomohisa Shingai, Kawasaki, JP;

Masaki Nose, Kawasaki, JP;

Yuji Ueno, Inagi, JP;

Hiroyuki Matsuo, Inagi, JP;

Inventors:

Tomohisa Shingai, Kawasaki, JP;

Masaki Nose, Kawasaki, JP;

Yuji Ueno, Inagi, JP;

Hiroyuki Matsuo, Inagi, JP;

Assignees:

Fujitsu Frontech Limited, Inagi-shi, Tokyo, JP;

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A display device includes: a matrix-type display element; a row driver that drives a scan electrode of the display element; and a column driver that drives a data electrode of the display element, in which the column driver includes a matrix driver in a segment mode, the row driver includes a matrix driver being switched between the segment mode and a common mode, and the writing of image data to the display element is performed by: invalidating the output of the row driver and the column driver; setting the row driver to the segment mode; and validating the output of the row driver and the column driver after writing selected line specification data to the row driver and writing image data to the column driver, and then setting the row driver to the common driver.


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