Patent ID: 7301175
Filing Date: 2007-11-27
Classification: H01L

Abstract:
1. A light emitting apparatus comprising: a light emitting device disposed on a supporting body; and a coating layer comprising a fluorescent substance and covering at least a surface of said light emitting device, said fluorescent substance absorbs at least a portion of light emitted by said light emitting device and emits light of a different wavelength; wherein said coating layer comprises an oxide including at least one element selected from the group consisting of Si, Al, Ga, Ti, Ge, P, B, Zr, Y, Sn, Pb and alkali earth metals, and a hydroxide including at least one element selected from the group consisting of Si, Al, Ga, Ti, Ge, P, B, Zr, Y, Sn, Pb and alkali earth metals wherein said coating layer covers the surface of said supporting body and the entire surface of said light emitting device, and the thickness of said coating layer on a top surface, a side face and a corner of said light emitting device and the thickness of said coating layer on a surface of said supporting body are substantially the same.