Patent ID: 9252345
Filing Date: 2016-02-02
CPC Classification: F21K,H01L

Claim Text:
1. A light emitting device comprising: a conductive support member; a first conductive layer disposed on the conductive support member; a second conductive layer disposed on the first conductive layer; a light emitting structure comprising a first semiconductor layer disposed on the second conductive layer, a second semiconductor layer disposed between the first semiconductor layer and the second conductive layer, and an active layer disposed between the first semiconductor layer and the second semiconductor layer; and an insulation layer comprising a first insulation layer and a second insulation layer, wherein the first conductive layer comprises: wherein first expansion part is disposed between the conductive part and second expansion part, wherein the first insulation layer is disposed on the lateral surface of the first expansion part, wherein the second insulation layer is disposed between the first conductive layer and the second conductive layer, and wherein an area of a bottom surface of the second expansion part is greater than an area of a top surface of the first expansion part.