Electroluminescent device and methods for its production and use
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United States of America Patent
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Apr 22, 2008
Grant Date -
Jan 29, 2004
app pub date -
Jan 28, 2003
filing date -
Jul 29, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A luminescent device comprises an electroluminescent phosphor in operative contact with a light-emitting material wherein excitation of the electroluminescent phosphor by an alternating current electrical field causes the emission of light by the light-emitting material. Methods of making the device and using it in an electroluminescent display are also described.
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