Organic light emitting display apparatus

Details Organic light emitting display apparatus Organic light emitting display apparatus

2011-03-01

2011-03-01

Patel, Ashok (Department: 2889)

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

C313S506000

Reexamination Certificate

active

07898172

ABSTRACT:
An object of the present invention is to provide an organic light emitting element having a high efficiency and a high quality in which electron and hole injection efficiency of an electrode is reproduced in an insulated or contaminated first electrode. In an organic light emitting display apparatus, a substrate, a first electrode, an insulation film bank formed so as to cover edges of the first electrode, a metal thin film formed on the first electrode and the insulation film bank, an organic light emitting layer, and a second electrode are disposed in the cited order. A lower part of a side face of the insulation film bank takes a reverse tapered shape.

REFERENCES:
patent: 6452341 (2002-09-01), Yamauchi et al.
patent: 7057208 (2006-06-01), Akimoto et al.
patent: 2006/0125387 (2006-06-01), Adachi et al.
patent: 2001-093666 (2001-04-01), None
patent: 2002-198182 (2002-07-01), None
patent: 2003-272867 (2003-09-01), None

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