Patent ID: 6834977
Filing Date: 2004-12-28
Classification: G02B,H01L,Y10S

Abstract:
A light emitting device comprising:an insulating base having a plurality of electrical leads including positive and negative leads provided on top and bottom surfaces thereof, including a negative lead on said top surface and a negative lead on said bottom surface, each said negative lead comprising a common metal layer; an LED chip array arranged on said negative lead on said top surface of said insulating base, said LED chip array being electrically connected to said positive and negative leads on said top surface of said insulating base; a plurality of first metal connections configured to respectively interconnect said positive leads on said top and bottom surfaces of said insulating base; and at least one second metal connection configured to interconnect said negative leads on said top and bottom surfaces of said insulating base, wherein for each said at least one second metal connection, one LED chip of said LED chip array is mounted directly thereon.