发明名称 Lighting device having plural light emitting layers which are separated
摘要 It is an object of the present invention to provide a light emitting device which is less affected by a malfunction caused in a light emitting element. It is another object of the invention to provide a light emitting device in which light emitting elements are connected in series. As to a light emitting device of the invention, groups of circuits each having a light emitting element and a limiter are connected in parallel. Here, a light emitting element and a limiter are connected in series. The number of the circuits may be at least two or more. Further, each circuit group includes at least one light emitting element.
申请公布号 US8487530(B2) 申请公布日期 2013.07.16
申请号 US20100979647 申请日期 2010.12.28
申请人 NOMURA RYOJI;SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 发明人 NOMURA RYOJI
分类号 H01L51/52;G09G3/14 主分类号 H01L51/52
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