Patent ID: 8922736
Filing Date: 2014-12-30
Classification: F21K,G02F,G09G,H05B,Y02B

Abstract:
1. An illumination device including a plurality of light source modules, each of the plurality of light source modules comprising: a substrate; a plurality of wiring lines provided on the substrate; and a plurality of LED devices implemented in the wiring lines; wherein each of the plurality of LED devices includes different color LEDs of at least one red LED, at least one green LED, and at least one blue LED; wherein the plurality of wiring lines include a wiring line having a plurality of red LEDs of the plurality of LED devices implemented in series, a wiring line having a plurality of green LEDs of the plurality of LED devices implemented in series, and a wiring line having a plurality of blue LEDs of the plurality of LED devices implemented in series; wherein the plurality of wiring lines are connected in parallel and are driven by a single power voltage; wherein the plurality of LED devices provided in the light source module are implemented with a number ratio of 3:2:2 for the plurality of red LEDs: the plurality of green LEDs: the plurality of blue LEDs, and at least one of the plurality of LED devices include at least two same color LEDs of one of the red LEDs, the green LEDs and the blue LEDs; and wherein all of the red LEDs, all of the green LEDs and all of the blue LEDs of the plurality of LED devices of the at least one of the plurality of light source modules are directly connected to the single power voltage so as to be always driven at the same time by the single power voltage.