发明名称 Light emitting device and electronic device
摘要 To improve light extraction efficiency of light emitting elements such as electroluminescent elements. A first electrode 101, a light emitting layer 102, and a second electrode 103 are formed over a substrate 100, which partially constitute a light emitting element. Light produced in the light emitting layer 102 is emitted out through the second electrode 103. A plurality of three-dimensional bodies 104 are provided in contact with a surface of the second electrode 103. With the provision of the bodies 104, light totally reflected between the second electrode 103 and the air enters the bodies 104 and can be emitted through faces of the bodies 104 that are not parallel to the interface between the bodies and the second electrode 103.
申请公布号 EP1830422(A2) 申请公布日期 2007.09.05
申请号 EP20070003167 申请日期 2007.02.14
申请人 SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 发明人 TAKAHASHI, MASAHIRO
分类号 H01L51/52;G03F7/00 主分类号 H01L51/52
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