SEMICONDUCTOR LIGHT EMITTING STRUCTURE
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United States of America Patent
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Issued Date -
Jul 23, 2015
app pub date -
Jul 7, 2014
filing date -
Jan 23, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A semiconductor light emitting structure comprising a substrate, a patterned structure, a first semiconductor layer, an active layer and a second semiconductor layer is provided. The substrate has a first surface and a second surface opposite to the first surface. The patterned structure is formed on the first surface of the substrate. The patterned structure comprises a plurality of pyramid structures with different sizes. The first semiconductor layer is disposed on the first surface. The active layer is disposed on the first semiconductor layer. The second semiconductor layer is disposed on the active layer.
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