Patent ID: 8405101

Claim:
A semiconductor light emitting device, comprising: a first conductive type semiconductor layer including a plurality of upper portions separated from each other; an active layer on the first conductive type semiconductor layer and divided into a plurality of active layers; a second conductive type semiconductor layer on the active layer and divided into a plurality of second conductive type semiconductor layers, the plurality of second conductive type semiconductor layers being physically separated; a plurality of grooves dividing the plurality of upper portions of the first conductive type semiconductor, the active layer, and the second conductive type semiconductor layer into the plurality of upper portions, the plurality of active layers and the plurality of second conductive type semiconductor layers, respectively; a plurality of insulation layers in the plurality of grooves, the plurality of insulation layers physically separated from each other; a transparent electrode layer on a top surface of the plurality of second conductive type semiconductor layers and on a top surface of the plurality of insulation layers; and an electrode on the transparent electrode layer, wherein the plurality of active layers are physically separated and the plurality of insulation layers are physically separated from each other, wherein the first conductive type semiconductor layer includes a lower portion disposed under the plurality of upper portions and the plurality of grooves, and wherein the plurality of grooves each have a depth from the lower portion of the first conductive type semiconductor layer to a lower surface of the transparent electrode layer.