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:
Mar. 17, 2015

Filed:

Apr. 16, 2012
Applicants:

Yasufumi Suwabe, Kanagawa, JP;

Masaaki Abe, Kanagawa, JP;

Yoshinori Machida, Kanagawa, JP;

Hiroaki Moriyama, Kanagawa, JP;

Inventors:

Yasufumi Suwabe, Kanagawa, JP;

Masaaki Abe, Kanagawa, JP;

Yoshinori Machida, Kanagawa, JP;

Hiroaki Moriyama, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
G09G 3/34 (2013.01);
Abstract

An image display medium driver includes a voltage applying unit that applies a voltage between a pair of substrates of an image display medium that displays an image, the image display medium including plural groups of colored particles colored in a color which is different for every group, at least one of the substrates having transparent properties, each group of colored particles moved when the voltage equal to or higher than a threshold voltage in terms of absolute value, that is different for every group, and a controller that determines a substrate on which the colored particles are present for each group of colored particles based on the last image information used for displaying an image.


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