Patent ID: 9455377
Filing Date: 2016-09-27
CPC Classification: H01L

Claim Text:
1. A light emitting device, comprising: a metal layer; a light emitting structure comprising a first conductive type semiconductor layer, an active layer, and a second conductive type semiconductor layer; an electrode on a first upper portion of the second conductive type semiconductor layer; a current spreading portion on a second upper portion of the second conductive type semiconductor layer; an adhesive layer under the first conductive type semiconductor layer; an insulating layer between the electrode and the adhesive layer; a passivation layer on an inclined surface of the light emitting structure and on at least one upper surface of the light emitting structure; and a reflective layer between the metal layer and the first conductive type semiconductor layer; wherein the electrode has a first layer including Au, wherein the electrode contacts the current spreading portion, wherein an upper surface of the electrode has a first roughness, wherein an upper surface of the second conductive type semiconductor layer has a second roughness, and wherein the current spreading portion has an inclined surface.