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Method and display panel for displaying color image

  • US 6,020,866 A
  • Filed: 11/26/1996
  • Issued: 02/01/2000
  • Est. Priority Date: 10/17/1994
  • Status: Expired due to Fees
First Claim
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1. A method of displaying a color image on a display panel, the method comprising:

  • using a display panel having a transparent substrate, a color pattern layer which is formed on one side of the substrate and has a multiplicity of transparent pixel areas consisting of at least two separate sets of pixel areas in different colors which constitute a repetitive pattern and a set of repetitively arranged opaque areas by which each of the pixel areas is bordered, and a recording layer which is formed on the substrate to lie parallel to the color pattern layer and is formed of a recording material which exhibits reversible changes in transmittance by application of external stimulus;

    selectively applying an external stimulus to the recording layer of the display panel to change the transmittance of the recording layer in areas opposite to selected pixel areas of the color pattern layer; and

    backlighting the display from a selected side.

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