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US 2008/0073655 A1Published application
Optoelectronic semiconductor chip
AssigneeOSRAM Opto Semiconductors GmbH
InventorsTony Albrecht, Georg Bruderl, Volker Harle, Lutz Hoppel, Martin Strassburg
Life of this patent
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Abstract
An optoelectronic semiconductor chip comprises a growth substrate with a structured growth area (2) having a multiplicity of elevations (4) and depressions (3), and an active layer sequence (5) applied to the growth area (2).
Claims19
An optoelectronic semiconductor chip comprising:
- a growth substrate with a structured growth area having a multiplicity of elevations and depressions;
- and
- an active layer sequence applied to the growth area.
Dependencies are inferred from the claim text.