Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DISPLAY SHEET, DISPLAY DEVICE, AND ELECTRONIC APPARATUS
Document Type and Number:
Japanese Patent JP2011180536
Kind Code:
A
Abstract:

To provide a display sheet capable of performing color display, displaying a clear and bright white color and, thereby, demonstrating high contrast, and to provide a display device and an electronic apparatus using the display sheet.

The display device 20 has a display layer 400 provided with a plurality of cells 410 in which a dispersion liquid 100 made by dispersing first particles 5 having white color and being charged positively or negatively and second particles 6 having a color different from the first particles 5 and being charged in the polarity opposite to the first particles 5 into a dispersant 7 having a color in relation of the complemental color with the second particles 6 is filled, wherein, by selecting an electric field pattern to be operated to the cells 410, the first particles 5 and the second particles 6 are moved, positions of the first particles 5 and the second particles 6 in the cells 410 are controlled and, thereby, the color in the cells 410 visually recognized from a display surface 121 disposed on the one side of the display layer 400 is changed.


Inventors:
SEN TAKASHI
KOMATSU HARUNOBU
Application Number:
JP2010047143A
Publication Date:
September 15, 2011
Filing Date:
March 03, 2010
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SEIKO EPSON CORP
International Classes:
G02F1/167; G02F1/17
Domestic Patent References:
JP2002511607A2002-04-16
JP2008078636A2008-04-03
JP2004004282A2004-01-08
JP2001290444A2001-10-19
JPH0188986U1989-06-12
JP2011048325A2011-03-10
JP2010072617A2010-04-02
JP2009104215A2009-05-14
JP2009098382A2009-05-07
JP2002511607A2002-04-16
JP2008078636A2008-04-03
JP2004004282A2004-01-08
JP2001290444A2001-10-19
JPH0188986U1989-06-12
JP2011048325A2011-03-10
Foreign References:
WO2010021256A12010-02-25
Attorney, Agent or Firm:
増田 達哉
朝比 一夫