Patent ID: 8039830
Filing Date: 2011-10-18
Classification: H01L

Abstract:
1. A semiconductor light emitting device comprising: a first layer made of at least one of n-type GaN and n-type AlGaN; a second layer made of Mg-containing p-type AlGaN; and a light emitting section provided between the first layer and the second layer, the light emitting section including a plurality of barrier layers made of Si-containing Al a well layer provided between each pair of the plurality of barrier layers and made of GaInN or AlGaInN, the plurality of barrier layers having a nearest barrier layer and a far barrier layer, the nearest barrier layer being nearest to the second layer among the plurality of barrier layers, wherein only the nearest barrier layer includes a first portion made of Si-containing Al a second portion provided between the first portion and the second layer and made of Al