Patent ID: 7786498

Claim:
A light emitting device comprising: a light emitting lamination including first and second conductivity type semiconductor layers and an active layer formed therebetween, and a first surface being an outside surface of the first conductivity type semiconductor layer and a second surface being an outside surface of the second conductivity type semiconductor layer; at least one insulating barrier unit extending from the second surface of the light emitting lamination to part of the first conductivity type semiconductor layer so as to divide the light emitting lamination into a plurality of light emitting regions; a first electrode structure connected to the first conductivity type semiconductor layer located at the plurality of light emitting regions; a second electrode structure formed at the second surface of the light emitting lamination so as to be connected to the second conductivity type semiconductor layer; and a conductive substrate formed at the second surface of the light emitting lamination so as to be electrically connected to the second electrode structure, wherein the first electrode structure includes: a plurality of contact holes with conductive material formed therein respectively provided in the plurality of light emitting regions and extending from the second surface of the light emitting lamination to at least part of the first conductivity type semiconductor layer and the plurality of contact holes with conductive material formed therein are electrically connected to the first conductivity type semiconductor layer and electrically insulated from the second conductivity type semiconductor layer and the active layer, a bonding unit connected from the first surface of the light emitting lamination to at least one of the plurality of contact holes with conductive material formed therein, and having a bonding region exposed at the first surface, and a wiring unit formed on the second surface of the light emitting lamination, electrically insulated from at least the second conductivity type semiconductor layer, and electrically connecting one contact hole with conductive material formed therein to another contact hole with conductive material formed therein, both one and another contact holes with conductive material formed therein connected to the bonding unit through the wiring unit.