Patent ID: 8330358

Claim:
An illumination device comprising: a transparent substrate comprising an emitting area and a peripheral area, wherein the peripheral area is disposed at an edge of the transparent substrate, and the emitting area comprising a plurality of sub-emitting areas; and a plurality of first metal lines disposed on the transparent substrate, each first metal line has an end connected to a corresponding one of the sub-emitting areas and an opposite end connected to the peripheral area, wherein each sub-emitting area comprises an insulating layer, a second metal line and an OLED layer, and the second metal line is disposed between the transparent substrate and the OLED layer, the insulating layer is between the first metal lines and the second metal line, each first metal line is overlapped with the second metal line in vertical projection, and one of the first metal lines, which is connected to a first one of the sub-emitting areas, passes through a second one of the sub-emitting areas.