Radiation emitting semi-conductor element
First Claim
1. A radiation-emitting semiconductor component comprising:
- a semiconductor body that includes a first principal surface, a second principal surface and an epitaxially formed semiconductor layer sequence with an electromagnetic radiation generating active zone, said epitaxially formed semiconductor layer sequence forming the semiconductor body and being disposed between the first and the second principal surfaces;
a carrier supporting the semiconductor body;
a first non-epitaxially formed current spreading layer disposed on said first principal surface and positioned between the semiconductor body and the carrier, and electrically conductively connected to said semiconductor layer sequence;
a second non-epitaxially formed current spreading layer disposed on said second principal surface and electrically conductively connected to said semiconductor layer sequence; and
a mirror layer disposed on a side of the first current spreading layer that faces away from the semiconductor layer sequence,wherein the first current spreading layer comprises a first material and the second current spreading layer comprises a second material different from the first material andat least one of said two principal surfaces comprising said current spreading layers has a microstructure.
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Accused Products
Abstract
A radiation-emitting semiconductor component with a semiconductor body, including a first principal surface (5), a second principal surface (9) and a semiconductor layer sequence (4) with an electromagnetic radiation generating active zone (7), in which the semiconductor layer sequence (4) is disposed between the first and the second principal surfaces (5, 9), a first current spreading layer (3) is disposed on the first principal surface (5) and electrically conductively connected to the semiconductor layer sequence (4), and a second current spreading layer (10) is disposed on the second principal surface (9) and electrically conductively connected to the semiconductor layer sequence (4).
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Citations
39 Claims
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1. A radiation-emitting semiconductor component comprising:
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a semiconductor body that includes a first principal surface, a second principal surface and an epitaxially formed semiconductor layer sequence with an electromagnetic radiation generating active zone, said epitaxially formed semiconductor layer sequence forming the semiconductor body and being disposed between the first and the second principal surfaces; a carrier supporting the semiconductor body; a first non-epitaxially formed current spreading layer disposed on said first principal surface and positioned between the semiconductor body and the carrier, and electrically conductively connected to said semiconductor layer sequence; a second non-epitaxially formed current spreading layer disposed on said second principal surface and electrically conductively connected to said semiconductor layer sequence; and a mirror layer disposed on a side of the first current spreading layer that faces away from the semiconductor layer sequence, wherein the first current spreading layer comprises a first material and the second current spreading layer comprises a second material different from the first material and at least one of said two principal surfaces comprising said current spreading layers has a microstructure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 38)
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10. A radiation-emitting semiconductor component comprising:
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a semiconductor body that includes a first principal surface, a second principal surface and an epitaxially formed semiconductor layer sequence with an electromagnetic radiation generating active zone, said epitaxially formed semiconductor layer sequence forming the semiconductor body and being disposed between the first and the second principal surfaces; a carrier supporting the semiconductor body; a first non-epitaxially formed current spreading layer disposed on said first principal surface and positioned between the semiconductor body and the carrier, and electrically conductively connected to said semiconductor layer sequence; a second non-epitaxially formed current spreading layer disposed on said second principal surface and electrically conductively connected to said semiconductor layer sequence; and a mirror layer disposed on a side of the first current spreading layer that faces away from the semiconductor layer sequence, wherein the first current spreading layer comprises a first material and the second current spreading layer comprises a second material different from the first material, and said mirror layer is electrically conductive. - View Dependent Claims (11, 12, 13)
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37. A radiation-emitting semiconductor component comprising:
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a semiconductor body that includes a first principal surface, a second principal surface and an epitaxially formed semiconductor layer sequence with an electromagnetic radiation generating active zone, said epitaxially formed semiconductor layer sequence forming the semiconductor body and being disposed between the first and the second principal surfaces; a carrier supporting the semiconductor body; a first non-epitaxially formed metal oxide current spreading layer disposed on said first principal surface and positioned between the semiconductor body and the carrier, and electrically conductively connected to said semiconductor layer sequence; a second non-epitaxially formed metal oxide current spreading layer disposed on said second principal surface and electrically conductively connected to said semiconductor layer sequence; and a mirror layer disposed on a side of the first current spreading layer that faces away from the semiconductor layer sequence, wherein the first current spreading layer comprises a first material and the second current spreading layer comprises a second material different from the first material. - View Dependent Claims (39)
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Specification