Planar luminescent device having auxiliary electrode and diffusion mechanism
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United States of America Patent
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Mar 20, 2007
Grant Date -
Dec 16, 2004
app pub date -
Jun 3, 2004
filing date -
Jun 6, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A luminescent device for reducing unevenness of brightness. The luminescent device includes a transparent substrate, which has a light exit surface and an incident surface, and a luminescent element, which is formed on the incident surface of the transparent substrate. The luminescent element includes a transparent electrode formed on the incident surface of the transparent substrate, an auxiliary electrode formed on a part of the transparent electrode, and a thin-film layer, which is formed on the transparent electrode, for emitting light. The transparent substrate includes a projection formed on the light exit surface.
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