Electrophoretic display

Details Electrophoretic display Electrophoretic display

2005-12-27

2005-12-27

Schwartz, Jordan M. (Department: 2873)

Optical: systems and elements

Optical modulator

Light wave temporal modulation

C359S242000, C359S252000

Reexamination Certificate

active

06980351

ABSTRACT:
An electrophoretic display utilizing a phenomenon of electrophoresis is provided. The electrophoretic display includes an lower electrode located on an under layer, an lower electrode protection layer formed on the lower electrode, a plurality of microcapsules located on the lower electrode protection layer, coated or encapsulated in a micro size and not operating in an electric field, a particle and/or a fluid included within the microcapsule and having a single visual color, a charged particle existed among the plurality of microcapsules, having different visual colors, operating according to an electric field and suspended in a dielectric fluid, and an upper electrode protection layer and an upper electrode located on the plurality of microcapsule in sequential order. Accordingly, a reliable electrophoretic display with one color or natural colors is achieved.

REFERENCES:
patent: 5914805 (1999-06-01), Crowley
patent: 5961804 (1999-10-01), Jacobson et al.
patent: 6577433 (2003-06-01), Lin et al.
patent: 2003/0214697 (2003-11-01), Duthaler et al.

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