Patent ID: 8097891

Claim:
A group III nitride semiconductor light emitting device comprising (a1), (b1) and (c1) in this order: (a1) an N electrode, (b1) a semiconductor multi-layer film, (c1) a transparent electric conductive oxide P electrode, wherein the semiconductor multi-layer film comprises an N-type semiconductor layer, light emitting layer, P-type semiconductor layer and high concentration N-type semiconductor layer having an n-type impurity concentration of 5×10 18 cm −3 to 5×10 20 cm −3 in this order, the N-type semiconductor layer is in contact with the N electrode, and the semiconductor multi layer film has at least two convex shapes and the shapes and sizes thereof are identical, and wherein a plane obtained by connecting the apexes of the convex shapes and an interface between the transparent electric conductive oxide P electrode and the semiconductor multi-layer film are in the same plane.