Light emitting diode structure and method for fabricating the same
OwnerHung-Cheng LIN, Chia-Ming LEE +1inventors
InventorsHung-Cheng LIN, Chia-Ming LEE, Jen-Inn CHYI
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Abstract
The present invention discloses a light emitting diode structure and a method for fabricating the same. In the present invention, a substrate is placed in a solution to form a chemical reaction layer on carved regions; the carved region is selectively etched to form a plurality of concave zones and form a plurality of convex zones; a semiconductor layer structure is epitaxially grown on the element regions and carved regions of the substrate; the semiconductor layer structure on the element regions is fabricated into a LED element with a photolithographic process.
Claims4
A light emitting diode structure comprising:
- a substrate, wherein the surface thereof is divided into element regions and carved regions, and a plurality of concave zones and a plurality of convex zones are formed on the surface of said carved region;
- and
- a light emitting element, wherein said light emitting element is formed via epitaxially growing a semiconductor layer structure on said element regions and carved regions of said substrate and via fabricating said semiconductor layer structure on said element region into said light emitting element with a photolithographic process;
- said semiconductor layer structure on said carved region has a plurality of semiconductor concave zones and a plurality of semiconductor convex zones.
Dependencies are inferred from the claim text.