Thin film electroluminescent element

Details Thin film electroluminescent element Thin film electroluminescent element

1989-02-17

1991-01-08

Seidleck, James

Stock material or miscellaneous articles

Composite

Of inorganic material

313503, 313506, 428691, H05B 3306

Patent

active

049834690

ABSTRACT:
A thin film electroluminescent element has a substrate, a transparent electrode formed on the substrate, a luminescent film wherein two kinds of luminescent centers are distributed in layers within a basic luminescent material, formed on the transparent electrode through an insulating film, and a back electrode formed on the luminescent film through another insulating film. The luminescent film of this thin film electroluminescent element can emit white light of excellent tone, including lights of three primary colors with sufficiently large luminous intensity.

REFERENCES:
patent: 4634639 (1987-01-01), Kawai
patent: 4666793 (1987-05-01), Hirate
patent: 4670355 (1987-06-01), Matsudaira
patent: 4792500 (1988-12-01), Kojima
patent: 4814237 (1989-03-01), Nakamura et al.
patent: 4877994 (1989-10-01), Fuyama et al.

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