Patent ID: 7042023
Filing Date: 2006-05-09
Classification: H01L,H01S

Abstract:
1. A semiconductor light emitting device, comprising: a semiconductor substrate; a stacked semiconductor structure formed on the semiconductor substrate; a striped ridge structure; and a semiconductor current confinement layer provided on a side surface of the striped ridge structure; wherein the stacked semiconductor structure includes a first semiconductor clad layer, a semiconductor active layer, a second semiconductor clad layer, and a semiconductor etching stop layer; wherein the striped ridge structure includes a third semiconductor clad layer, a semiconductor intermediate layer, and a semiconductor cap layer; wherein the striped ridge structure is provided on the semiconductor etching stop layer; and wherein an interface between the semiconductor current confinement layer and the semiconductor etching stop layer and an interface between the semiconductor current confinement layer and the striped ridge structure each have a content of impurities of less than 1×10