Patent Number: 8,089,687

Title: Electro-optical display systems

Abstract: Electro-optical display systems are disclosed. An electro-optical display system may include a display volume containing a fluid having a plurality of colorant particles; a dielectric layer adjacent the display volume, the dielectric layer including recessed regions configured to contain the plurality of colorant particles; a plurality of electrodes configured to selectively move the plurality of colorant particles between a compacted position in which all or nearly all of the plurality of colorant particles are in the recessed regions, and a spread position in which all or nearly all of the plurality of colorant particles are spread across the display volume; and at least one color filter configured to absorb at least one wavelength of light.

Inventors: Mabeck; Jeffrey T. (Corvallis, OR), Yeo; Jong-Souk (Corvallis, OR), Koch; Tim R. (Corvallis, OR), Combs; Gregg A. (Monmouth, OR)

Assignee: Hewlett-Packard Development Company, L.P.

International Classification: G02B 26/00 (20060101); G09G 3/34 (20060101)

Expiration Date: 2020-01-03 0:00:00