Patent ID: 9548416
Date: 2017-01-17
CPC Classifications: B82Y,H01L,Y10S

Claim:
1. A light emitting device comprising: a light emitting structure comprising a first conductive semiconductor layer, an active layer under the first conductive semiconductor layer, and a second conductive semiconductor layer under the active layer; a nano-structure on the first conductive semiconductor layer; a support substrate under the second conductive semiconductor layer; and an electrode layer between the support substrate and second conductive semiconductor layer, wherein the nano-structure comprises: a graphene layer disposed on a top surface of the first conductive semiconductor layer; and a plurality of nano-textures disposed between the graphene layer and the first conductive semiconductor layer, wherein the graphene layer comprises a plurality of openings spaced apart from each other, wherein a first top portion of the first conductive semiconductor layer is disposed in each of the plurality of openings, and wherein the graphene layer and the nano-textures are disposed around the first top portion.