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US09263334B2 Method of severing a semiconductor device composite 有权
切断半导体器件复合材料的方法

Method of severing a semiconductor device composite
Abstract:
A method of severing a semiconductor device composite includes a carrier having a main surface and a semiconductor layer sequence arranged on the main surface including forming a separating trench in the semiconductor device composite by a first laser cut such that the separating trench only partially severs the semiconductor device composite in a vertical direction running perpendicular to the main surface, and severing the semiconductor device composite completely along the separating trench with a severing cut with a laser.
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