Patent ID: 9478945
Filing Date: 2016-10-25
CPC Classification: H01L,H01S

Claim Text:
1. An optoelectronic semiconductor body comprising: a substrate; a tensioned layer applied in a first epitaxy step to the substrate, wherein the tensioned layer has a recess formed vertically in the tensioned layer, the recess comprising a recess of a first type and a recess of a second type, the recess of the first type having a width of 5 μm to 100 μm, and the recess of the second type having a width of 0.1 μm to 5 μm, wherein the width of the recess of the first type is larger than the width of the recess of the second type; and a further layer is applied to the tensioned layer in a second epitaxy step, the further layer filling up the recess and at least regionally covering the tensioned layer.