Patent ID: 8659035

Claim:
A light-emitting device comprising: a semiconductor substrate of a first conductivity type; a semiconductor multilayer reflection mirror of the first conductivity type, formed on the semiconductor substrate; a first semiconductor layer of the first conductivity type, formed on the semiconductor multilayer reflection mirror; a second semiconductor layer of a second conductivity type different from the first conductivity type, formed on the first semiconductor layer; a third semiconductor layer of the first conductivity type, formed on the second semiconductor layer; a fourth semiconductor layer of the second conductivity type, formed on the third semiconductor layer; a first electrode formed on a rear surface of the semiconductor substrate; and a second electrode formed on the fourth semiconductor layer, wherein the semiconductor multilayer reflection mirror includes a first oxidized region which is selectively oxidized and a first conductive region adjacent to the first oxidized region, and the first conductive region electrically connects the semiconductor substrate and the first semiconductor layer; wherein at least one of the first to fourth semiconductor layers includes a current confining portion, the current confining portion includes a second oxidized region which is selectively oxidized and a second conductive region which is surrounded by the second oxidized region, and the second conductive region is in such a positional relation that the second conductive region overlaps with the first oxidized region.