Patent ID: 9577171
Date: 2017-02-21
CPC Classifications: H01L

Claim:
1. A light emitting device comprising: a substrate including a base and a conductive pattern disposed over the base; and a light emitting structure formed over the substrate and including a light emitting structure, and a first electrode pad, a second electrode pad and a heat dissipation pad extending under the light emitting structure, the light emitting structure including: wherein the first electrode pad is electrically connected to the first electrode, the second electrode pad is electrically connected to the second electrode, the base includes a post and a groove separating the post from the conductive pattern, the heat dissipation pad and the post being electrically insulated from the light emitting structure, the heat dissipation pad contacts an upper surface of the post, and the first electrode pad and the second electrode pad contact the conductive pattern.