Patent ID: 7927901

Claim:
A method for fabricating a light emitting diode chip, comprising: forming a semiconductor device layer on a substrate and a current spreading layer on the semiconductor device layer, wherein forming the semiconductor device layer and the current spreading layer comprises; forming a semiconductor layer on the substrate; patterning the semiconductor layer to form the semiconductor device layer, wherein forming the semiconductor device layer comprises: forming a first type semiconductor material layer, a light emitting material layer and a second type semiconductor material layer sequentially on the substrate; and patterning the second type semiconductor material layer, light emitting material layer and the first type semiconductor material layer to form a first type semiconductor layer, a light emitting layer and a second type semiconductor layer, wherein the light emitting layer is disposed on an area of the first type semiconductor layer, and the second type semiconductor layer is disposed on the light emitting layer; and forming the current spreading layer on the semiconductor device layer; forming a dielectric layer on the substrate to cover the semiconductor device layer and the current spreading layer: forming a patterned photoresist layer on the dielectric layer, wherein the patterned photoresist layer comprises a first photoresist block and a second photoresist block and a thickness of the first photoresist block is thinner than a thickness of the second photoresist block; removing partially the dielectric layer to form a patterned dielectric layer with the patterned photoresist layer as a mask, wherein the patterned dielectric layer exposes a portion of the semiconductor device layer and a portion of the current spreading layer; reducing a thickness of the patterned photoresist layer until the first photoresist block is removed completely; forming an electrode material layer entirely; and removing the patterned photoresist layer to strip the electrode material layer thereon and form a plurality of electrodes, wherein the electrodes are electrically connected with the semiconductor device layer and the current spreading layer.