Invention Grant
- Patent Title: Method of fabricating array substrate for organic electroluminescent device and method of repairing the same
- Patent Title (中): 制造有机电致发光器件用阵列基板的方法及其修复方法
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Application No.: US13153789Application Date: 2011-06-06
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Publication No.: US08759117B2Publication Date: 2014-06-24
- Inventor: Mi-Youn Yang , Jun-Ho Lee , Seung-Hyun Cho
- Applicant: Mi-Youn Yang , Jun-Ho Lee , Seung-Hyun Cho
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Morgan, Lewis & Bockius LLP
- Priority: KR10-2010-0090750 20100915
- Main IPC: H01L21/00
- IPC: H01L21/00

Abstract:
A method of fabricating an organic electroluminescent device (OELD) according to the present invention has steps of repairing a pixel region by irradiating a laser on a drain contact hole of a passivation layer in a pixel region in need of the repair; and disabling the connection between an organic electroluminescent diode and a drain electrode of a driving thin film transistor (TFT), where the pixel region of the OELD has i) the driving TFT comprising the drain electrode, ii) the passivation layer covering the driving TFT, while comprising the drain contact hole exposing the drain electrode of the driving TFT, and iii) the organic electroluminescent diode connected to the drain electrode of the driving TFT via the drain contact hole.
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