Title:
COLOR DISPLAY DEVICES
Document Type and Number:
WIPO Patent Application WO/2009/124142
Kind Code:
A3
Abstract:
The present invention is directed to color display devices which are capable of displaying multiple color states. The display device comprises a plurality of display cells, wherein each of said display cells is (a) sandwiched between a first layer comprising a common electrode and a second layer comprising a plurality of driving electrodes, wherein at least one of the driving electrodes is a designated electrode, (b) filled with an electrophoretic fluid comprising at least two types of pigment particles dispersed in a solvent or solvent mixture, and (c) capable of displaying at least four color states. The display device may also comprise hiding layers or a brightness enhancement structure on the viewing side.
Inventors:
SPRAGUE ROBERT A (US)
LIN CRAIG (US)
LIN CRAIG (US)
Application Number:
PCT/US2009/039193
Publication Date:
March 24, 2016
Filing Date:
April 01, 2009
Export Citation:
Assignee:
SIPIX IMAGING INC (US)
SPRAGUE ROBERT A (US)
LIN CRAIG (US)
SPRAGUE ROBERT A (US)
LIN CRAIG (US)
International Classes:
G09G3/28; G02F1/167; G02F1/16762
Foreign References:
| US20040263947A1 | 2004-12-30 | |||
| US7075502B1 | 2006-07-11 | |||
| US7050218B2 | 2006-05-23 | |||
| US7038655B2 | 2006-05-02 | |||
| US20050190431A1 | 2005-09-01 | |||
| US6486866B1 | 2002-11-26 |
Attorney, Agent or Firm:
KUNG, Viola, T. (2941 Fairview Park Drive Box 7Falls Church, VA, US)
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