Organic electroluminescence device and method for manufacturing the same

A technology of electroluminescent devices and organic light-emitting layers, which is applied in semiconductor/solid-state device manufacturing, electric solid-state devices, electrical components, etc., can solve problems such as damage to thin-film transistors, and achieve the effect of improving interface characteristics and increasing electrical contact
CN101388404AActive Publication Date: 2009-03-18LG DISPLAY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
LG DISPLAY CO LTD
Publication Date
2009-03-18

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Abstract

An organic electroluminescence device and a method for manufacturing the same are disclosed. The organic electroluminescence device includes a transparent substrate, a semiconductor layer including a source region, a channel region and a drain region, a gate insulating film having first contact holes on the source and drain regions and formed on the substrate including the semiconductor layer, a gate electrode formed on the gate insulating film above the channel region, an interlayer insulating film having second contact holes on the source and drain regions and formed on an entire surface of the gate insulating film including the gate electrode, and a source electrode and a drain electrode formed on the interlayer insulating film to be electrically connected to the source and drain regions through the first and second contact holes, wherein at least one of the source electrode and the drain electrode is formed to cover the semiconductor layer.
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Description

[0001] Cross References to Related Applications

[0002] This application claims the benefit of Korean Patent Application No. 10-2007-0093077 filed on September 13, 2007, and Korean Patent Application No. 10-2008-0080687 filed on August 19, 2008, which are hereby incorporated in their entirety For reference, like listing them all here. technical field

[0003] The present invention relates to an organic electroluminescent device and a manufacturing method thereof, in particular to an electrode structure of a thin film transistor used as a driving switch in an organic electroluminescent device and a method for manufacturing the organic electroluminescent device. Background technique

[0004] In the multimedia era, display devices need to be thinner and larger and capable of displaying colors close to natural colors. Conventional cathode ray tubes (CRTs) are limited in providing large screens of 40 inches or more. Organic electroluminescence devices, liquid crystal display ...

Claims

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