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:
Oct. 15, 2013
Filed:
Dec. 07, 2009
Robert A. Sprague, Saratoga, CA (US);
Craig Lin, San Jose, CA (US);
Tin Pham, San Jose, CA (US);
Manasa Peri, Milpitas, CA (US);
Robert A. Sprague, Saratoga, CA (US);
Craig Lin, San Jose, CA (US);
Tin Pham, San Jose, CA (US);
Manasa Peri, Milpitas, CA (US);
SiPix Imaging, Inc., Fremont, CA (US);
Abstract
This application is directed to driving methods for electrophoretic displays. The driving methods comprise grey level waveforms which greatly enhance the pictorial quality of images displayed. The driving method comprises: (a) applying waveform to drive each pixel from its initial color state to the full first color then to a color state of a desired level; or (b) applying waveform to drive each pixel from its initial color state to the full second color then to a color state of a desired level.