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Sheet having a layer with different light modulating materials

  • US 6,359,673 B1
  • Filed: 06/21/1999
  • Issued: 03/19/2002
  • Est. Priority Date: 06/21/1999
  • Status: Expired due to Term
First Claim
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1. A light modulating, electrically responsive sheet which produces images comprising:

  • (a) a transparent substrate;

    (b) a transparent, electrically conductive layer formed over the transparent substrate; and

    (c) a unitary light modulating layer deposited over the transparent electrically conductive layer and including a plurality of electrically responsive light modulating materials dispersed in the light modulating layer to provide isolated domains of different materials and each domain having a plurality of optical states whereby the sheet operates on light to produce images.

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