Patent ID: 7931387
Filing Date: 2011-04-26
Classification: F21K,F21Y,H01L,H05K,Y10S

Abstract:
1. A light-emitting diode (LED) light source, comprising: a lower substrate, having an upper surface which is formed with a groove and covered with an insulating layer in an area outside the groove, wherein the insulating layer is partly covered with a metal layer for electrical connection; an upper substrate, disposed on top of the insulating layer and formed with an opening in an area corresponding to the groove; a plurality of sub-substrates, disposed on an inner bottom portion of the groove, wherein each said sub-substrate has a surface covered with a circuit layer, adjacent said sub-substrates are electrically connected to each other at respective adjacent ends thereof by a first metal lead, and each said sub-substrate is provided thereon with a plurality of LED chips, in which each said LED chip is connected by a second metal lead to a corresponding electrical connection point, and a light-transmitting colloid filled in the groove and the opening.