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:
Aug. 23, 2016

Filed:

Jul. 30, 2013
Applicant:

E Ink Corporation, Billerica, MA (US);

Inventors:

Masaaki Abe, Kanagawa, JP;

Naoki Hiji, Kanagawa, JP;

Yasufumi Suwabe, Kanagawa, JP;

Yoshinori Machida, Kanagawa, JP;

Assignee:

E Ink Corporation, Billerica, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 5/02 (2006.01); G09G 3/34 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 5/02 (2013.01); G09G 3/2014 (2013.01); G09G 3/344 (2013.01); G09G 3/2003 (2013.01); G09G 2310/0245 (2013.01);
Abstract

Provided is a driving device of an image display medium including a voltage application unit that varies a voltage applied to a common electrode provided in one of a pair of substrates, and applies a voltage to a pixel electrode provided in the other substrate through active matrix driving, with respect to the image display medium including plural kinds of particles, and a controller that controls the voltage application unit such that a voltage is applied between the pair of substrates, and controls the voltage application unit such that a deviation time of a scanning timing generated due to the active matrix driving during transition to the steps and a potential difference between the pair of substrates in the deviation time are equal to or less than predefined threshold characteristics of the particles.


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