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Rear electrode structures for electrophoretic displays

  • US 6,664,944 B1
  • Filed: 08/27/1998
  • Issued: 12/16/2003
  • Est. Priority Date: 07/20/1995
  • Status: Expired due to Fees
First Claim
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1. An electrophoretic display comprising:

  • a substrate;

    at least one capsule containing a suspending fluid and at least one charged particle, said charged particle having an optical property; and

    at least two electrodes disposed on said substrate adjacent said at least one capsule and positioned in a spaced apart relationship to one another, wherein a potential difference between said electrodes causes the particles to migrate toward at least one of said at least two electrodes, thereby effecting change in visual state.

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