发明申请
- 专利标题: LIGHT-EMITTING ELEMENT, DISPLAY DEVICE, AND METHOD FOR MANUFACTURING LIGHT-EMITTING ELEMENT
- 专利标题(中): 发光元件,显示装置及制造发光元件的方法
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申请号: US13205748申请日: 2011-08-09
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公开(公告)号: US20110291128A1公开(公告)日: 2011-12-01
- 发明人: Kenji HARADA , Takayuki TAKEUCHI , Seiji NISHIYAMA , Takahiro KOMATSU
- 申请人: Kenji HARADA , Takayuki TAKEUCHI , Seiji NISHIYAMA , Takahiro KOMATSU
- 申请人地址: JP Osaka
- 专利权人: PANASONIC CORPORATION
- 当前专利权人: PANASONIC CORPORATION
- 当前专利权人地址: JP Osaka
- 优先权: JP2009-028971 20090210
- 主分类号: H01L33/62
- IPC分类号: H01L33/62 ; H01L33/02
摘要:
A light emitter and method for manufacturing a light emitter. The light emitter includes a first electrode, a charge injection transport layer, a light-emitting layer, and a second electrode that are layered in this order. At least the light-emitting layer is defined by bank. The charge injection transport layer includes a recessed portion having an inner bottom surface in contact with a bottom surface of the light-emitting layer and an inner side surface continuous with the inner bottom surface and in contact at least partly with a side surface of the light-emitting layer. The inner side surface has a lower edge continuous with the inner bottom surface, and an upper edge is aligned with a portion of a bottom periphery of the bank, the portion being in contact with the light-emitting layer or in contact with a bottom surface of the bank.
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