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. 15, 2013
Filed:
Mar. 31, 2008
Bradley Rhodes, Alameda, CA (US);
John W. Barrus, Menlo Park, CA (US);
Guotong Feng, Mountain View, CA (US);
Bradley Rhodes, Alameda, CA (US);
John W. Barrus, Menlo Park, CA (US);
Guotong Feng, Mountain View, CA (US);
Ricoh Co., Ltd., Tokyo, JP;
Abstract
A system and a method are disclosed for updating an image on a bi-stable display includes a module for determining a final optical state, estimating a current optical state and determining a sequence of control signals to produce a visual transition effect while driving the display from the current optical state toward a final optical state. The system also includes a control module for generating a control signal for driving the bi-stable display from the current optical state to the final optical state.