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:
Jan. 24, 2012
Filed:
Jul. 22, 2008
Hiroshi Hirayama, Shiojiri, JP;
Hiroshi Hirayama, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
In at least one embodiment, a driving method of an electrophoresis display device includes an image-erasing step in which an old image displayed on the displaying section of the electrophoresis display device is erased. The image-erasing step of the driving method of the electrophoresis display device further includes a first image-erasing sub step of displaying a first gradation in each of the pixels of a first area and displaying a second gradation in each of the pixels of a second area; and a second image-erasing sub step of displaying the second gradation in each of the pixels of the first area and displaying the first gradation in each of the pixels of the second area.