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Electroluminescence element and a light emitting device using the same

  • US 7,737,630 B2
  • Filed: 05/02/2006
  • Issued: 06/15/2010
  • Est. Priority Date: 08/09/2002
  • Status: Expired due to Fees
First Claim
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1. A display device comprising:

  • an electroluminescence element over a substrate, the electroluminescence element comprising;

    an anode;

    an electroluminescent film containing an organic compound capable of generating electroluminescence, over the anode;

    an electron transport layer over the electroluminescent film;

    a floating electrode over the electron transport layer;

    an electron transport supporting layer over the floating electrode; and

    a cathode over the electron transport supporting layer,wherein the floating electrode comprises an insulating film formed in contact with the electron transporting layer and a conductive film formed in contact with the electron transport supporting layer.

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