Patent ID: 8841693
Filing Date: 2014-09-23
Classification: H01L

Abstract:
1. A light emitting device package, comprising: a substrate having a cavity defined therein; a heat sink disposed in the cavity; a light emitting device disposed on the heat sink; and a phosphor layer disposed within the cavity and covering the light emitting device, wherein: the substrate comprises a plurality of stacked sub-substrates, the cavity is defined by at least one ceramic sub-substrate of the sub-substrates having a central hole portion, at least one electrode bar penetrates the at least one ceramic sub-substrate to electrically contact with an electrode of the substrate, the heat sink is disposed on a bottom surface of the cavity, and the heat sink includes a flange part and a heat transfer part such that the flange part is attached to a surface of an inner wall of the cavity and a space is defined above the flange part and between the heat transfer part and said surface of the inner wall of the cavity.