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Display method, device for realizing same and displaying medium used therefor

  • US 5,105,185 A
  • Filed: 07/11/1990
  • Issued: 04/14/1992
  • Est. Priority Date: 07/12/1989
  • Status: Expired due to Fees
First Claim
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1. A method for displaying images comprising the steps of:

  • forming an electric field in a displaying medium, wherein said displaying medium is obtained by superposing a photoconductive layer on a substrate, said photoconductive layer dispersing microcapsules, said microcapsules enclosing a liquid crystal material, said substrate being conductive at least at a surface portion thereof, said electric field for making said liquid crystal material transparent; and

    forming a latent image by making said electric field selectively disappear and by applying an AC electric field selectively to where said electric field has disappeared, said AC electric field for making said liquid crystal material opaque and said latent image visible.

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