发明授权
US08803172B2 Top emission inverted organic light emitting diode display device having electrode patterns formed from a same material as a conductive pattern contacting the TFT 有权
具有由与TFT接触的导电图案相同材料形成的电极图案的顶部发射倒置有机发光二极管显示装置

  • 专利标题: Top emission inverted organic light emitting diode display device having electrode patterns formed from a same material as a conductive pattern contacting the TFT
  • 专利标题(中): 具有由与TFT接触的导电图案相同材料形成的电极图案的顶部发射倒置有机发光二极管显示装置
  • 申请号: US12639414
    申请日: 2009-12-16
  • 公开(公告)号: US08803172B2
    公开(公告)日: 2014-08-12
  • 发明人: Yong Chul KimJuhn Suk Yoo
  • 申请人: Yong Chul KimJuhn Suk Yoo
  • 申请人地址: KR Seoul
  • 专利权人: LG Display Co., Ltd.
  • 当前专利权人: LG Display Co., Ltd.
  • 当前专利权人地址: KR Seoul
  • 代理机构: Morgan, Lewis & Bockius LLP
  • 优先权: KR10-2009-0015460 20090224
  • 主分类号: H01L27/32
  • IPC分类号: H01L27/32 H01L51/52
Top emission inverted organic light emitting diode display device having electrode patterns formed from a same material as a conductive pattern contacting the TFT
摘要:
A top emission inverted OLED device is disclosed. The a top emission inverted OLED device includes: first and second pad portions disposed on peripheral areas which correspond to outer sides of a light generation area on a metal substrate; at least one thin film transistor formed on the light generation area; a passivation layer formed to cover the thin film transistor on the metal substrate and include contact holes which partially expose the thin film transistor and the first and second pad portions; a stacked pattern of first and second conductive patterns formed on the passivation layer and configured to make contact with the exposed part of the thin film transistor through one of the contact holes; a cathode electrode formed on the light generation area and electrically connected to the second conductive pattern; an organic light emission layer disposed on the cathode electrode; an anode electrode disposed on the organic light emission layer and formed from a transparent metal material; and electrode patterns formed from the same material as the second conductive pattern on the rest of the contact holes which expose the first and second pad portions.
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