Light emitting semi-conductor diode (with high light output)
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United States of America Patent
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Apr 19, 2011
Grant Date -
Jul 31, 2008
app pub date -
Jan 18, 2008
filing date -
Jul 21, 2005
priority date (Note) -
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Abstract
A light-emitting semi-conductor diode comprising a light emitting chip at least partially surrounded by a transparent electronics protecting body on which a composite layer foil is disposed, the composite layer foil includes at its side facing away from the electronics protection body a carrier layer, which has a refraction index that is greater than the refraction index of the electronics protection body and, at the opposite side, an active layer of the same material of which the electronics protecting body consists.
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