Patent ID: 7525129
Filing Date: 2009-04-28
Classification: H01L

Abstract:
1. An organic light-emitting element comprising: a board, an upper electrode, a lower electrode, a plurality of light-emitting units and a charge-generating layer which simultaneously generates a hole and an electron, wherein said plurality of the light-emitting units are placed between the upper electrode and the lower electrode, said plurality of the light-emitting units comprise a light-emitting unit having a layer for emitting monochromatic light and a light-emitting unit having a layer for emitting polychromatic light, and the charge-generating layer is placed between the light-emitting unit having a layer for emitting monochromatic light and the light-emitting unit having a layer for emitting polychromatic light, wherein one layer of the layer for emitting polychromatic light comprises plural laminated light-emitting layers and no charge-generating layer is formed among the plural laminated light-emitting layers.