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Light-Emitting Device and Electronic Devices

  • US 20100252825A1
  • Filed: 06/03/2010
  • Published: 10/07/2010
  • Est. Priority Date: 12/15/2003
  • Status: Active Grant
First Claim
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1. A light-emitting device comprising:

  • a first light-emitting element configured to emit red light;

    a second light-emitting element configured to emit green light;

    a third light-emitting element configured to emit blue light;

    a first polarizing plate arranged on a front side of the first light-emitting element, the second light-emitting element and the third light-emitting element; and

    a second polarizing plate arranged on a rear side of the first light-emitting element, the second light-emitting element and the third light-emitting element,wherein each of the first light-emitting element, the second light-emitting element and the third light-emitting element includes;

    a cathode;

    a first layer containing a first organic compound;

    a second layer having a hole injecting property containing a metal oxide and a second organic compound;

    a light emitting layer in contact with said first layer; and

    an anode in contact with the second layer,wherein each of the anode and the cathode of the first light-emitting element, the second light-emitting element and the third light-emitting element is a light-transmitting conductive film, andwherein the second organic compound includes an aromatic amine based compound.

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