Organic electroluminescence display device and information...

Details Organic electroluminescence display device and information... Organic electroluminescence display device and information...

2003-08-22

2008-11-11

Patel, Ashok (Department: 2889)

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

C313S506000

Reexamination Certificate

active

07449829

ABSTRACT:
The invention provides an organic EL display device in which at least two electrodes and organic EL layers are alternately provided on a substrate respectively, and the electrodes thus provided have an anode and a cathode formed alternately. In the organic EL display device according to the invention, at least two organic EL layers are provided. As compared with a conventional organic EL display device having one organic EL layer, therefore, an emission luminance is increased to be a double or more.

REFERENCES:
patent: 5837391 (1998-11-01), Utsugi
patent: 6297516 (2001-10-01), Forrest et al.
patent: 06-176870 (1994-06-01), None

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