Organic electroluminescent apparatus with mircrocavity

Details Organic electroluminescent apparatus with mircrocavity Organic electroluminescent apparatus with mircrocavity

1998-07-20

2000-10-31

Day, Michael H.

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

313509, 313506, H05B 3322

Patent

active

06140764&

ABSTRACT:
Organic electroluminescent apparatus including an organic electroluminescent device (11) for emitting blue to blue-green light. A microcavity structure (12) receives the blue to blue-green light and has an optical length such that the blue to blue-green light is enhanced to blue light. A color converting medium (23) receives and absorbs the blue light and emits red light in response thereto.

REFERENCES:
patent: 5294870 (1994-03-01), Tang et al.
patent: 5514878 (1996-05-01), Holmes et al.
patent: 5554911 (1996-09-01), Nakayama et al.
patent: 5780174 (1998-07-01), Tokito et al.
patent: 5861219 (1999-01-01), Thompson et al.
patent: 5909081 (1999-06-01), Eida et al.
patent: 5949188 (1999-09-01), Leising et al.

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