Patent ID: 7372081
Filing Date: 2008-05-13
Classification: H01L

Abstract:
1. A nitride light emitting device (LED) comprising an active layer between a n-type cladding layer and a p-type cladding layer, and a multi-ohmic contact layer on the p-type cladding layer, wherein the multi-ohmic contact layer comprises: a first transparent film layer formed on the p-type cladding layer; a metallic layer having silver as a main component formed on the first transparent film layer; and a second transparent film layer formed on the metallic layer; wherein the first transparent film layer is formed of a transparent dielectric material and the second transparent film layer is formed of a material selected from the group consisting of a transparent oxide, a transparent nitride, and a transparent dielectric, and wherein at least the first transparent film has a thickness greater than 10 nm.