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.
Patent No.:
Date of Patent:
Mar. 03, 2015
Filed:
Oct. 19, 2011
Kyoungho Lim, Yongin-si, KR;
Cheolwoo Park, Suwon-si, KR;
Uk Chul Choi, Cheonan-si, KR;
Jonghee Kim, Hwaseong-si, KR;
Hyun Sik Hwang, Ansan-si, KR;
KyoungHo Lim, Yongin-si, KR;
Cheolwoo Park, Suwon-si, KR;
Uk chul Choi, Cheonan-si, KR;
JongHee Kim, Hwaseong-si, KR;
Hyun Sik Hwang, Ansan-si, KR;
Samsung Display Co., Ltd., , KR;
Abstract
A method for driving an electrophoresis display device includes applying a reset voltage having a first polarity to electrophoresis material of the display device for at least one frame period to display a reset image, applying a first gradation voltage having a second polarity opposite to the first polarity to the electrophoresis material for one frame period to display a first grey image after the reset image is displayed, applying a second gradation voltage having the second polarity to the electrophoresis material corresponding to at least one pixel region of the display device for at least two frame periods to display a second grey image, after the first grey image is displayed; and applying a third gradation voltage having the first polarity to the electrophoresis material corresponding to at least one pixel region for one frame period to display a third grey image, after the second grey image is displayed.